Search a number
-
+
232917864 = 2339704911
BaseRepresentation
bin11011110001000…
…00101101101000
3121020021110020120
431320200231220
5434111332424
635040123240
75525524554
oct1570405550
9536243216
10232917864
1110a526703
1266006520
133934142a
1422d10864
15156aca79
hexde20b68

232917864 has 16 divisors (see below), whose sum is σ = 582294720. Its totient is φ = 77639280.

The previous prime is 232917863. The next prime is 232917889. The reversal of 232917864 is 468719232.

It is not an unprimeable number, because it can be changed into a prime (232917863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4852432 + ... + 4852479.

It is an arithmetic number, because the mean of its divisors is an integer number (36393420).

Almost surely, 2232917864 is an apocalyptic number.

232917864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

232917864 is an abundant number, since it is smaller than the sum of its proper divisors (349376856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

232917864 is a wasteful number, since it uses less digits than its factorization.

232917864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9704920 (or 9704916 counting only the distinct ones).

The product of its digits is 145152, while the sum is 42.

The square root of 232917864 is about 15261.6468311909. The cubic root of 232917864 is about 615.2726347557.

The spelling of 232917864 in words is "two hundred thirty-two million, nine hundred seventeen thousand, eight hundred sixty-four".

Divisors: 1 2 3 4 6 8 12 24 9704911 19409822 29114733 38819644 58229466 77639288 116458932 232917864