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230690504 = 231123311251
BaseRepresentation
bin11011100000000…
…00111011001000
3121002002021212202
431300000323020
5433024044004
634520255332
75500560032
oct1560007310
9532067782
10230690504
11109245210
1265311548
1338a41675
14228d0c52
15153bcb1e
hexdc00ec8

230690504 has 32 divisors (see below), whose sum is σ = 473934240. Its totient is φ = 104400000.

The previous prime is 230690501. The next prime is 230690519. The reversal of 230690504 is 405096032.

It is not an unprimeable number, because it can be changed into a prime (230690501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14879 + ... + 26129.

It is an arithmetic number, because the mean of its divisors is an integer number (14810445).

Almost surely, 2230690504 is an apocalyptic number.

It is an amenable number.

230690504 is an abundant number, since it is smaller than the sum of its proper divisors (243243736).

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

230690504 is a wasteful number, since it uses less digits than its factorization.

230690504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11501 (or 11497 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 230690504 is about 15188.4990700201. The cubic root of 230690504 is about 613.3050950557.

The spelling of 230690504 in words is "two hundred thirty million, six hundred ninety thousand, five hundred four".

Divisors: 1 2 4 8 11 22 44 88 233 466 932 1864 2563 5126 10252 11251 20504 22502 45004 90008 123761 247522 495044 990088 2621483 5242966 10485932 20971864 28836313 57672626 115345252 230690504