- published: 18 Sep 2015
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22 (twenty-two) is the natural number following 21 and preceding 23.
Twenty-two is an even composite number, its proper divisors being 1, 2 and 11. 22 is the sixth discrete semiprime and the fourth in the (2.q) family. With 21 it forms the second discrete semiprime pair. 22 has an aliquot sum of 14 and is the fifth composite number found in the 7-aliquot tree. It has a 7- member aliquot sequence 22, 14, 10, 8, 7, 1, 0 of which the next two members are themselves discrete semiprimes, 22 is the first discrete semiprime exhibiting this property. 169 also has 14 as its aliquot sum. 22 is itself the aliquot sum of two numbers 20, 38.
Twenty-two is a pentagonal number and a centered heptagonal number. When cutting a circle with just six line segments, the maximum number of pieces that can be so created is 22, thus 22 is a central polygonal number (see lazy caterer's sequence).
The sum of the totient function for the first eight integers is 22. 22 is a Perrin number, preceded in the sequence by 10, 12, 17.
Sunil Grover (born 3 August), is an Indian actor.
He has done his masters in theatre from Chandigarh, a commerce graduate.
Hosted a few shows on TV like Dekh Video Dekh on Colors, Hans Balliye on STAR One. A Movie Jockey in the show "Challa Lallan Hero Banane" on the movie channel Filmy. Acted in India's first silent show on SAB TV's Gutur Gu in the initial 26 episodes.He hosted a show called Kya Aap Paanchvi Fail Champu Hain? on Sahara Filmy, which is a parody of Kya Aap Paanchvi Pass Se Tez Hain?.He hosted a show called Kaun Banega Champu on Sahara Filmy, which is a parody of Kaun Banega Crorepati.
He has also worked in the movies The Legend of Bhagat Singh, Ghajini.
He also hosts a special series on Radio Mirchi called "Hassey Ke Phuarey" where he plays the character of a deadpan 'Sudarshan' aka SUD and tells stupid jokes in a very funny way. He has won the RAPA Award for outstanding voice-over performance of Sud on Radio Mirchi.
He hosted a show called Kya Aap Panchvi Fail Champu Hai on Sahara Filmy, which is a parody of Kya Aap Paanchvi Pass Se Tez Hai.
Justin Drew Bieber ( /ˈbiːbər/ BEE-bər, born March 1, 1994) is a Canadian Pop/R&B singer-songwriter, musician, and actor. Bieber was discovered in 2008 by Scooter Braun, who came across Bieber's videos on YouTube and later became his manager. Braun arranged for him to meet with Usher in Atlanta, Georgia, and Bieber was soon signed to Raymond Braun Media Group (RBMG), a joint venture between Braun and Usher, and then to a recording contract with Island Records offered by L.A. Reid. Bieber's debut single, "One Time", was released in 2009 and peaked in the top twenty in Canada and charted in the top thirty in several international markets. His debut album, the seven-track EP My World, followed in November 2009, and was soon certified platinum in the United States. He became the first artist to have seven songs from a debut album chart on the Billboard Hot 100.