Base | Representation |
---|---|
bin | 10100100101111111… |
… | …110001101100100101 |
3 | 2010002001012211201021 |
4 | 110211333301230211 |
5 | 330241222441401 |
6 | 14054103331141 |
7 | 1411651360135 |
oct | 244577615445 |
9 | 63061184637 |
10 | 22112312101 |
11 | 9417907400 |
12 | 4351450ab1 |
13 | 21151b6859 |
14 | 10daa58ac5 |
15 | 8964162a1 |
hex | 525ff1b25 |
22112312101 has 6 divisors (see below), whose sum is σ = 24305268806. Its totient is φ = 20102101800.
The previous prime is 22112312099. The next prime is 22112312147. The reversal of 22112312101 is 10121321122.
It can be written as a sum of positive squares in only one way, i.e., 21432667201 + 679644900 = 146399^2 + 26070^2 .
It is not a de Polignac number, because 22112312101 - 21 = 22112312099 is a prime.
It is a super-3 number, since 3×221123121013 (a number of 32 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22112312501) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 91373070 + ... + 91373311.
Almost surely, 222112312101 is an apocalyptic number.
It is an amenable number.
22112312101 is a deficient number, since it is larger than the sum of its proper divisors (2192956705).
22112312101 is a wasteful number, since it uses less digits than its factorization.
22112312101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 182746403 (or 182746392 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 16.
Adding to 22112312101 its reverse (10121321122), we get a palindrome (32233633223).
The spelling of 22112312101 in words is "twenty-two billion, one hundred twelve million, three hundred twelve thousand, one hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •