Base | Representation |
---|---|
bin | 101011011110… |
… | …0011111100001 |
3 | 1120212221222010 |
4 | 1112330133201 |
5 | 21313322121 |
6 | 2132303133 |
7 | 364505310 |
oct | 126743741 |
9 | 46787863 |
10 | 22792161 |
11 | 119580a7 |
12 | 7771aa9 |
13 | 49502b2 |
14 | 3054277 |
15 | 2003376 |
hex | 15bc7e1 |
22792161 has 32 divisors (see below), whose sum is σ = 36241408. Its totient is φ = 12467520.
The previous prime is 22792157. The next prime is 22792163. The reversal of 22792161 is 16129722.
It is not a de Polignac number, because 22792161 - 22 = 22792157 is a prime.
It is not an unprimeable number, because it can be changed into a prime (22792163) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102096 + ... + 102318.
It is an arithmetic number, because the mean of its divisors is an integer number (1132544).
Almost surely, 222792161 is an apocalyptic number.
22792161 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
22792161 is a deficient number, since it is larger than the sum of its proper divisors (13449247).
22792161 is a wasteful number, since it uses less digits than its factorization.
22792161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 421.
The product of its digits is 3024, while the sum is 30.
The square root of 22792161 is about 4774.1136350112. The cubic root of 22792161 is about 283.5274866114.
The spelling of 22792161 in words is "twenty-two million, seven hundred ninety-two thousand, one hundred sixty-one".
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