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230054404 = 221721271567
BaseRepresentation
bin11011011011001…
…01101000000100
3121000212222022111
431231211220010
5432343220104
634454510404
75462300356
oct1555455004
9530788274
10230054404
11108950308
1265065404
133887ac88
14227a70d6
15152e4404
hexdb65a04

230054404 has 36 divisors (see below), whose sum is σ = 431312896. Its totient is φ = 107339904.

The previous prime is 230054381. The next prime is 230054423. The reversal of 230054404 is 404450032.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 146029 + ... + 147595.

Almost surely, 2230054404 is an apocalyptic number.

It is an amenable number.

230054404 is a deficient number, since it is larger than the sum of its proper divisors (201258492).

230054404 is a wasteful number, since it uses less digits than its factorization.

230054404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1732 (or 1713 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 230054404 is about 15167.5444288125. The cubic root of 230054404 is about 612.7408723034.

The spelling of 230054404 in words is "two hundred thirty million, fifty-four thousand, four hundred four".

Divisors: 1 2 4 17 34 68 127 254 289 508 578 1156 1567 2159 3134 4318 6268 8636 26639 36703 53278 73406 106556 146812 199009 398018 452863 796036 905726 1811452 3383153 6766306 13532612 57513601 115027202 230054404