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23061325 = 527131779
BaseRepresentation
bin101011111111…
…0001101001101
31121101122012011
41113332031031
521400430300
62142141221
7400006120
oct127761515
947348164
1023061325
1112021351
127881811
134a15971
1430c43b7
152057eba
hex15fe34d

23061325 has 12 divisors (see below), whose sum is σ = 32681440. Its totient is φ = 15813360.

The previous prime is 23061317. The next prime is 23061329. The reversal of 23061325 is 52316032.

It is not a de Polignac number, because 23061325 - 23 = 23061317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23061296 and 23061305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23061329) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65715 + ... + 66064.

Almost surely, 223061325 is an apocalyptic number.

23061325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23061325 is a deficient number, since it is larger than the sum of its proper divisors (9620115).

23061325 is a wasteful number, since it uses less digits than its factorization.

23061325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131796 (or 131791 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 23061325 is about 4802.2208404029. The cubic root of 23061325 is about 284.6392275075.

Adding to 23061325 its reverse (52316032), we get a palindrome (75377357).

The spelling of 23061325 in words is "twenty-three million, sixty-one thousand, three hundred twenty-five".

Divisors: 1 5 7 25 35 175 131779 658895 922453 3294475 4612265 23061325