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230461756 = 2278230777
BaseRepresentation
bin11011011110010…
…01000100111100
3121001122200002121
431233021010330
5432444234011
634511332324
75465615110
oct1557110474
9531580077
10230461756
111090a9368
12652210a4
1338991505
1422871740
1515374e71
hexdbc913c

230461756 has 12 divisors (see below), whose sum is σ = 460923568. Its totient is φ = 98769312.

The previous prime is 230461739. The next prime is 230461757. The reversal of 230461756 is 657164032.

It is a happy number.

230461756 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

230461756 is an admirable number.

It is a super-2 number, since 2×2304617562 = 106225241957207072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230461757) 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, 4115361 + ... + 4115416.

Almost surely, 2230461756 is an apocalyptic number.

It is an amenable number.

230461756 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

230461756 is a wasteful number, since it uses less digits than its factorization.

230461756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8230788 (or 8230786 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 230461756 is about 15180.9668993777. The cubic root of 230461756 is about 613.1023144076.

The spelling of 230461756 in words is "two hundred thirty million, four hundred sixty-one thousand, seven hundred fifty-six".

Divisors: 1 2 4 7 14 28 8230777 16461554 32923108 57615439 115230878 230461756