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23065525 = 527219991
BaseRepresentation
bin101011111111…
…1001110110101
31121101211221201
41113333032311
521401044100
62142212501
7400024300
oct127771665
947354851
1023065525
111202451a
127884131
134a17852
1430c5b37
15205936a
hex15ff3b5

23065525 has 36 divisors (see below), whose sum is σ = 35057280. Its totient is φ = 14968800.

The previous prime is 23065517. The next prime is 23065543. The reversal of 23065525 is 52556032.

It is not a de Polignac number, because 23065525 - 23 = 23065517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23065493 and 23065502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 22780 + ... + 23770.

Almost surely, 223065525 is an apocalyptic number.

23065525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23065525 is a deficient number, since it is larger than the sum of its proper divisors (11991755).

23065525 is a wasteful number, since it uses less digits than its factorization.

23065525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1034 (or 1022 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 23065525 is about 4802.6581181675. The cubic root of 23065525 is about 284.6565062515.

The spelling of 23065525 in words is "twenty-three million, sixty-five thousand, five hundred twenty-five".

Divisors: 1 5 7 19 25 35 49 95 133 175 245 475 665 931 991 1225 3325 4655 4955 6937 18829 23275 24775 34685 48559 94145 131803 173425 242795 470725 659015 922621 1213975 3295075 4613105 23065525