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230675532 = 22319222961
BaseRepresentation
bin11011011111111…
…01010001001100
3121002001112100020
431233331101030
5433023104112
634520102140
75500465263
oct1557752114
9532045306
10230675532
11109234a3a
1265304950
1338a378c9
14228c95da
15153b848c
hexdbfd44c

230675532 has 12 divisors (see below), whose sum is σ = 538242936. Its totient is φ = 76891840.

The previous prime is 230675507. The next prime is 230675563. The reversal of 230675532 is 235576032.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×2306755322 = 106422402126966048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 230675493 and 230675502.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9611469 + ... + 9611492.

It is an arithmetic number, because the mean of its divisors is an integer number (44853578).

Almost surely, 2230675532 is an apocalyptic number.

It is an amenable number.

230675532 is an abundant number, since it is smaller than the sum of its proper divisors (307567404).

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

230675532 is a wasteful number, since it uses less digits than its factorization.

230675532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19222968 (or 19222966 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 33.

The square root of 230675532 is about 15188.0061890954. The cubic root of 230675532 is about 613.2918267700.

The spelling of 230675532 in words is "two hundred thirty million, six hundred seventy-five thousand, five hundred thirty-two".

Divisors: 1 2 3 4 6 12 19222961 38445922 57668883 76891844 115337766 230675532