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23255012 = 22111927817
BaseRepresentation
bin101100010110…
…1011111100100
31121202110212202
41120231133210
521423130022
62150234032
7401443604
oct130553744
947673782
1023255012
1112143920
127955918
134a82b81
143134c04
152095592
hex162d7e4

23255012 has 24 divisors (see below), whose sum is σ = 46734240. Its totient is φ = 10013760.

The previous prime is 23255009. The next prime is 23255017. The reversal of 23255012 is 21055232.

It is not an unprimeable number, because it can be changed into a prime (23255017) 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, 13073 + ... + 14744.

It is an arithmetic number, because the mean of its divisors is an integer number (1947260).

Almost surely, 223255012 is an apocalyptic number.

23255012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23255012 is an abundant number, since it is smaller than the sum of its proper divisors (23479228).

23255012 is a wasteful number, since it uses less digits than its factorization.

23255012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27851 (or 27849 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 23255012 is about 4822.3450726799. The cubic root of 23255012 is about 285.4338810391.

It can be divided in two parts, 2325 and 5012, that added together give a palindrome (7337).

The spelling of 23255012 in words is "twenty-three million, two hundred fifty-five thousand, twelve".

Divisors: 1 2 4 11 19 22 38 44 76 209 418 836 27817 55634 111268 305987 528523 611974 1057046 1223948 2114092 5813753 11627506 23255012