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23952930 = 2352513181
BaseRepresentation
bin101101101011…
…1111000100010
31200001221020120
41123113320202
522112443210
62213221110
7410411421
oct133277042
950057216
1023952930
1112580211
128031796
134c68741
1432772b8
152182270
hex16d7e22

23952930 has 32 divisors (see below), whose sum is σ = 57734208. Its totient is φ = 6360000.

The previous prime is 23952919. The next prime is 23952947. The reversal of 23952930 is 3925932.

It is a junction number, because it is equal to n+sod(n) for n = 23952891 and 23952900.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5940 + ... + 9120.

It is an arithmetic number, because the mean of its divisors is an integer number (1804194).

Almost surely, 223952930 is an apocalyptic number.

23952930 is an abundant number, since it is smaller than the sum of its proper divisors (33781278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23952930 is a wasteful number, since it uses less digits than its factorization.

23952930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3442.

The product of its (nonzero) digits is 14580, while the sum is 33.

The square root of 23952930 is about 4894.1730660041. The cubic root of 23952930 is about 288.2612165153.

The spelling of 23952930 in words is "twenty-three million, nine hundred fifty-two thousand, nine hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 251 502 753 1255 1506 2510 3181 3765 6362 7530 9543 15905 19086 31810 47715 95430 798431 1596862 2395293 3992155 4790586 7984310 11976465 23952930