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230371304 = 23101285113
BaseRepresentation
bin11011011101100…
…10111111101000
3121001111002000112
431232302333220
5432433340204
634505353452
75465060312
oct1556627750
9531432015
10230371304
11109047409
1265198888
133895c2a7
142284a7b2
151535826e
hexdbb2fe8

230371304 has 16 divisors (see below), whose sum is σ = 436224420. Its totient is φ = 114044800.

The previous prime is 230371303. The next prime is 230371307. The reversal of 230371304 is 403173032.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 151339204 + 79032100 = 12302^2 + 8890^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 230371304.

It is not an unprimeable number, because it can be changed into a prime (230371303) 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, 141749 + ... + 143364.

Almost surely, 2230371304 is an apocalyptic number.

It is an amenable number.

230371304 is a deficient number, since it is larger than the sum of its proper divisors (205853116).

230371304 is a wasteful number, since it uses less digits than its factorization.

230371304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285220 (or 285216 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 23.

The square root of 230371304 is about 15177.9874818765. The cubic root of 230371304 is about 613.0220934513.

The spelling of 230371304 in words is "two hundred thirty million, three hundred seventy-one thousand, three hundred four".

Divisors: 1 2 4 8 101 202 404 808 285113 570226 1140452 2280904 28796413 57592826 115185652 230371304