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8160008016 = 243680324989
BaseRepresentation
bin1111001100101111…
…11101011101010000
3210001200111100122010
413212113331131100
5113202430224031
63425413142520
7406132631556
oct74627753520
923050440563
108160008016
113508125886
1216b892aa40
13a00737414
14575a39bd6
1532b5a5246
hex1e65fd750

8160008016 has 40 divisors (see below), whose sum is σ = 21083963040. Its totient is φ = 2719494016.

The previous prime is 8160007997. The next prime is 8160008053. The reversal of 8160008016 is 6108000618.

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, 314050 + ... + 339038.

It is an arithmetic number, because the mean of its divisors is an integer number (527099076).

Almost surely, 28160008016 is an apocalyptic number.

It is an amenable number.

8160008016 is an abundant number, since it is smaller than the sum of its proper divisors (12923955024).

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

8160008016 is a wasteful number, since it uses less digits than its factorization.

8160008016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31803 (or 31797 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 8160008016 is about 90332.7626943846. The cubic root of 8160008016 is about 2013.2460783592.

The spelling of 8160008016 in words is "eight billion, one hundred sixty million, eight thousand, sixteen".

Divisors: 1 2 3 4 6 8 12 16 24 48 6803 13606 20409 24989 27212 40818 49978 54424 74967 81636 99956 108848 149934 163272 199912 299868 326544 399824 599736 1199472 170000167 340000334 510000501 680000668 1020001002 1360001336 2040002004 2720002672 4080004008 8160008016