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42031620160 = 2651071227559
BaseRepresentation
bin100111001001010001…
…111010000001000000
311000111020220112102121
4213021101322001000
51142040043321120
631150431254024
73015403606435
oct471121720100
9130436815377
1042031620160
1116909832372
12819037a314
133c6ac4b17a
14206a337b8c
1511600435aa
hex9c947a040

42031620160 has 56 divisors (see below), whose sum is σ = 101023277760. Its totient is φ = 16655506944.

The previous prime is 42031620157. The next prime is 42031620193. The reversal of 42031620160 is 6102613024.

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 7 ways as a sum of consecutive naturals, for example, 579540 + ... + 648019.

Almost surely, 242031620160 is an apocalyptic number.

42031620160 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42031620160 is an abundant number, since it is smaller than the sum of its proper divisors (58991657600).

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

42031620160 is a wasteful number, since it uses less digits than its factorization.

42031620160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1227683 (or 1227673 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The spelling of 42031620160 in words is "forty-two billion, thirty-one million, six hundred twenty thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 107 160 214 320 428 535 856 1070 1712 2140 3424 4280 6848 8560 17120 34240 1227559 2455118 4910236 6137795 9820472 12275590 19640944 24551180 39281888 49102360 78563776 98204720 131348813 196409440 262697626 392818880 525395252 656744065 1050790504 1313488130 2101581008 2626976260 4203162016 5253952520 8406324032 10507905040 21015810080 42031620160