Base | Representation |
---|---|
bin | 101100001011… |
… | …1001000001010 |
3 | 1121120211012210 |
4 | 1120113020022 |
5 | 21412212102 |
6 | 2144245550 |
7 | 400612533 |
oct | 130271012 |
9 | 47524183 |
10 | 23163402 |
11 | 12091009 |
12 | 79108b6 |
13 | 4a50272 |
14 | 310d68a |
15 | 207836c |
hex | 161720a |
23163402 has 32 divisors (see below), whose sum is σ = 48211200. Its totient is φ = 7410368.
The previous prime is 23163397. The next prime is 23163409. The reversal of 23163402 is 20436132.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (23163409) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41308 + ... + 41864.
It is an arithmetic number, because the mean of its divisors is an integer number (1506600).
Almost surely, 223163402 is an apocalyptic number.
23163402 is an abundant number, since it is smaller than the sum of its proper divisors (25047798).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23163402 is a wasteful number, since it uses less digits than its factorization.
23163402 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 830.
The product of its (nonzero) digits is 864, while the sum is 21.
The square root of 23163402 is about 4812.8372089652. The cubic root of 23163402 is about 285.0585782946.
Adding to 23163402 its reverse (20436132), we get a palindrome (43599534).
The spelling of 23163402 in words is "twenty-three million, one hundred sixty-three thousand, four hundred two".
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