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230112570 = 23512760397
BaseRepresentation
bin11011011011100…
…11110100111010
3121000222221002210
431231303310322
5432402100240
634500035550
75462632062
oct1555636472
9530887083
10230112570
1110898aa86
1265092bb6
133889b5ac
14227c03a2
1515306780
hexdb73d3a

230112570 has 32 divisors (see below), whose sum is σ = 556627968. Its totient is φ = 60879168.

The previous prime is 230112563. The next prime is 230112587. The reversal of 230112570 is 75211032.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26389 + ... + 34008.

It is an arithmetic number, because the mean of its divisors is an integer number (17394624).

Almost surely, 2230112570 is an apocalyptic number.

230112570 is an abundant number, since it is smaller than the sum of its proper divisors (326515398).

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

230112570 is a wasteful number, since it uses less digits than its factorization.

230112570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60534.

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 230112570 is about 15169.4617570961. The cubic root of 230112570 is about 612.7925089042.

The spelling of 230112570 in words is "two hundred thirty million, one hundred twelve thousand, five hundred seventy".

Divisors: 1 2 3 5 6 10 15 30 127 254 381 635 762 1270 1905 3810 60397 120794 181191 301985 362382 603970 905955 1811910 7670419 15340838 23011257 38352095 46022514 76704190 115056285 230112570