Base | Representation |
---|---|
bin | 101100110100… |
… | …0011010111101 |
3 | 1122012201222100 |
4 | 1121220122331 |
5 | 22003341011 |
6 | 2155335313 |
7 | 403500366 |
oct | 131503275 |
9 | 48181870 |
10 | 23496381 |
11 | 122991a7 |
12 | 7a51539 |
13 | 4b389ac |
14 | 3198b6d |
15 | 20e1d56 |
hex | 16686bd |
23496381 has 12 divisors (see below), whose sum is σ = 34661952. Its totient is φ = 15330696.
The previous prime is 23496379. The next prime is 23496391. The reversal of 23496381 is 18369432.
It is not a de Polignac number, because 23496381 - 21 = 23496379 is a prime.
It is a super-2 number, since 2×234963812 = 1104159840194322, which contains 22 as substring.
It is an alternating number because its digits alternate between even and odd.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23496301) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27351 + ... + 28196.
It is an arithmetic number, because the mean of its divisors is an integer number (2888496).
Almost surely, 223496381 is an apocalyptic number.
It is an amenable number.
23496381 is a deficient number, since it is larger than the sum of its proper divisors (11165571).
23496381 is a wasteful number, since it uses less digits than its factorization.
23496381 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55600 (or 55597 counting only the distinct ones).
The product of its digits is 31104, while the sum is 36.
The square root of 23496381 is about 4847.3065716953. The cubic root of 23496381 is about 286.4180114982.
The spelling of 23496381 in words is "twenty-three million, four hundred ninety-six thousand, three hundred eighty-one".
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