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23010612 = 22310318617
BaseRepresentation
bin101011111000…
…1110100110100
31121022001121220
41113301310310
521342314422
62141110340
7366405222
oct127616464
947261556
1023010612
1111a97239
1278583b0
1349c8861
1430adb12
152047e5c
hex15f1d34

23010612 has 24 divisors (see below), whose sum is σ = 54215616. Its totient is φ = 7595328.

The previous prime is 23010599. The next prime is 23010613. The reversal of 23010612 is 21601032.

It is a super-2 number, since 2×230106122 = 1058976529229088, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23010591 and 23010600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23010613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8073 + ... + 10544.

It is an arithmetic number, because the mean of its divisors is an integer number (2258984).

Almost surely, 223010612 is an apocalyptic number.

It is an amenable number.

23010612 is an abundant number, since it is smaller than the sum of its proper divisors (31205004).

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

23010612 is a wasteful number, since it uses less digits than its factorization.

23010612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18727 (or 18725 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 23010612 is about 4796.9377732049. The cubic root of 23010612 is about 284.4304291100.

Adding to 23010612 its reverse (21601032), we get a palindrome (44611644).

The spelling of 23010612 in words is "twenty-three million, ten thousand, six hundred twelve".

Divisors: 1 2 3 4 6 12 103 206 309 412 618 1236 18617 37234 55851 74468 111702 223404 1917551 3835102 5752653 7670204 11505306 23010612