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230682372 = 22319223531
BaseRepresentation
bin11011011111111…
…10111100000100
3121002001212201120
431233332330010
5433023313442
634520153540
75500524234
oct1557767404
9532055646
10230682372
1110923a098
12653088b0
1338a3aa5b
14228cbcc4
15153ba4ec
hexdbfef04

230682372 has 12 divisors (see below), whose sum is σ = 538258896. Its totient is φ = 76894120.

The previous prime is 230682343. The next prime is 230682373. The reversal of 230682372 is 273286032.

230682372 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (230682373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9611754 + ... + 9611777.

It is an arithmetic number, because the mean of its divisors is an integer number (44854908).

Almost surely, 2230682372 is an apocalyptic number.

It is an amenable number.

230682372 is an abundant number, since it is smaller than the sum of its proper divisors (307576524).

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

230682372 is a wasteful number, since it uses less digits than its factorization.

230682372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19223538 (or 19223536 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 230682372 is about 15188.2313651063. The cubic root of 230682372 is about 613.2978884946.

The spelling of 230682372 in words is "two hundred thirty million, six hundred eighty-two thousand, three hundred seventy-two".

Divisors: 1 2 3 4 6 12 19223531 38447062 57670593 76894124 115341186 230682372