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232788125 = 54372461
BaseRepresentation
bin11011110000000…
…01000010011101
3121020000212021102
431320001002131
5434043210000
635033242445
75524444403
oct1570010235
9536025242
10232788125
1110a448189
1265b63425
13392c736b
1422cb9473
15156843d5
hexde0109d

232788125 has 10 divisors (see below), whose sum is σ = 290892822. Its totient is φ = 186230000.

The previous prime is 232788113. The next prime is 232788131. The reversal of 232788125 is 521887232.

It can be written as a sum of positive squares in 5 ways, for example, as 22335076 + 210453049 = 4726^2 + 14507^2 .

It is not a de Polignac number, because 232788125 - 28 = 232787869 is a prime.

It is a super-2 number, since 2×2327881252 = 108380622282031250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 185606 + ... + 186855.

Almost surely, 2232788125 is an apocalyptic number.

232788125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

232788125 is a deficient number, since it is larger than the sum of its proper divisors (58104697).

232788125 is an frugal number, since it uses more digits than its factorization.

232788125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372481 (or 372466 counting only the distinct ones).

The product of its digits is 53760, while the sum is 38.

The square root of 232788125 is about 15257.3957476366. The cubic root of 232788125 is about 615.1583746172.

The spelling of 232788125 in words is "two hundred thirty-two million, seven hundred eighty-eight thousand, one hundred twenty-five".

Divisors: 1 5 25 125 625 372461 1862305 9311525 46557625 232788125