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23010025 = 524719583
BaseRepresentation
bin101011111000…
…1101011101001
31121022000211011
41113301223221
521342310100
62141103521
7366403423
oct127615351
947260734
1023010025
1111a96855
127857ba1
1349c84cc
1430ad813
152047bba
hex15f1ae9

23010025 has 12 divisors (see below), whose sum is σ = 29140992. Its totient is φ = 18015440.

The previous prime is 23010017. The next prime is 23010037. The reversal of 23010025 is 52001032.

It is not a de Polignac number, because 23010025 - 23 = 23010017 is a prime.

It is a super-2 number, since 2×230100252 = 1058922501001250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23009987 and 23010014.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8617 + ... + 10966.

It is an arithmetic number, because the mean of its divisors is an integer number (2428416).

Almost surely, 223010025 is an apocalyptic number.

23010025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23010025 is a deficient number, since it is larger than the sum of its proper divisors (6130967).

23010025 is a wasteful number, since it uses less digits than its factorization.

23010025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19640 (or 19635 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 23010025 is about 4796.8765879476. The cubic root of 23010025 is about 284.4280104856.

Adding to 23010025 its reverse (52001032), we get a palindrome (75011057).

The spelling of 23010025 in words is "twenty-three million, ten thousand, twenty-five".

Divisors: 1 5 25 47 235 1175 19583 97915 489575 920401 4602005 23010025