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230995732 = 22115249903
BaseRepresentation
bin11011100010010…
…11011100010100
3121002122210120111
431301023130110
5433113330412
634531012404
75503300642
oct1561133424
9532583514
10230995732
11109433570
126543a104
1338b1a586
1422970192
151542d2a7
hexdc4b714

230995732 has 12 divisors (see below), whose sum is σ = 440991936. Its totient is φ = 104998040.

The previous prime is 230995697. The next prime is 230995753. The reversal of 230995732 is 237599032.

It is a happy number.

230995732 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×2309957323 (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2624908 + ... + 2624995.

It is an arithmetic number, because the mean of its divisors is an integer number (36749328).

Almost surely, 2230995732 is an apocalyptic number.

230995732 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

230995732 is a deficient number, since it is larger than the sum of its proper divisors (209996204).

230995732 is a wasteful number, since it uses less digits than its factorization.

230995732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5249918 (or 5249916 counting only the distinct ones).

The product of its (nonzero) digits is 102060, while the sum is 40.

The square root of 230995732 is about 15198.5437460304. The cubic root of 230995732 is about 613.5754650739.

The spelling of 230995732 in words is "two hundred thirty million, nine hundred ninety-five thousand, seven hundred thirty-two".

Divisors: 1 2 4 11 22 44 5249903 10499806 20999612 57748933 115497866 230995732