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230652308 = 2257663077
BaseRepresentation
bin11011011111101…
…11100110010100
3121002000100111002
431233313212110
5433021333213
634515402432
75500340465
oct1557674624
9532010432
10230652308
11109219547
12652b3418
1338a2a173
14228c0d6c
15153b1658
hexdbf7994

230652308 has 6 divisors (see below), whose sum is σ = 403641546. Its totient is φ = 115326152.

The previous prime is 230652287. The next prime is 230652313. The reversal of 230652308 is 803256032.

It can be written as a sum of positive squares in only one way, i.e., 196336144 + 34316164 = 14012^2 + 5858^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28831535 + ... + 28831542.

It is an arithmetic number, because the mean of its divisors is an integer number (67273591).

Almost surely, 2230652308 is an apocalyptic number.

It is an amenable number.

230652308 is a deficient number, since it is larger than the sum of its proper divisors (172989238).

230652308 is a wasteful number, since it uses less digits than its factorization.

230652308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57663081 (or 57663079 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 230652308 is about 15187.2416192013. The cubic root of 230652308 is about 613.2712443712.

The spelling of 230652308 in words is "two hundred thirty million, six hundred fifty-two thousand, three hundred eight".

Divisors: 1 2 4 57663077 115326154 230652308