Base | Representation |
---|---|
bin | 101100101001… |
… | …0011100100100 |
3 | 1122001011111200 |
4 | 1121102130210 |
5 | 21443000442 |
6 | 2153402500 |
7 | 402644103 |
oct | 131223444 |
9 | 48034450 |
10 | 23406372 |
11 | 12237610 |
12 | 7a09430 |
13 | 4b06a32 |
14 | 317403a |
15 | 20c534c |
hex | 1652724 |
23406372 has 36 divisors (see below), whose sum is σ = 64545936. Its totient is φ = 7092720.
The previous prime is 23406343. The next prime is 23406379. The reversal of 23406372 is 27360432.
23406372 is a `hidden beast` number, since 23 + 4 + 0 + 637 + 2 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is not an unprimeable number, because it can be changed into a prime (23406379) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29158 + ... + 29949.
Almost surely, 223406372 is an apocalyptic number.
23406372 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
23406372 is an abundant number, since it is smaller than the sum of its proper divisors (41139564).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23406372 is a wasteful number, since it uses less digits than its factorization.
23406372 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 59128 (or 59123 counting only the distinct ones).
The product of its (nonzero) digits is 6048, while the sum is 27.
The square root of 23406372 is about 4838.0132285888. The cubic root of 23406372 is about 286.0518105885.
The spelling of 23406372 in words is "twenty-three million, four hundred six thousand, three hundred seventy-two".
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