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230491518360 = 23351920762653
BaseRepresentation
bin1101011010101001011…
…1010111010110011000
3211000221100110022022020
43112222113113112120
512234021312041420
6253515241054440
722436536402665
oct3265227272630
9730840408266
10230491518360
11898294a9254
1238807187420
131897348992c
14b227914a6c
155ee02dd340
hex35aa5d7598

230491518360 has 32 divisors (see below), whose sum is σ = 691474555440. Its totient is φ = 61464404864.

The previous prime is 230491518347. The next prime is 230491518379. The reversal of 230491518360 is 63815194032.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 960381207 + ... + 960381446.

Almost surely, 2230491518360 is an apocalyptic number.

230491518360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230491518360 is an abundant number, since it is smaller than the sum of its proper divisors (460983037080).

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

230491518360 is a wasteful number, since it uses less digits than its factorization.

230491518360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1920762667 (or 1920762663 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 42.

The spelling of 230491518360 in words is "two hundred thirty billion, four hundred ninety-one million, five hundred eighteen thousand, three hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 1920762653 3841525306 5762287959 7683050612 9603813265 11524575918 15366101224 19207626530 23049151836 28811439795 38415253060 46098303672 57622879590 76830506120 115245759180 230491518360