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20059166512 = 2471171229321
BaseRepresentation
bin10010101011100111…
…101001011100110000
31220202221212020110001
4102223213221130300
5312040121312022
613114241315344
71310041050010
oct225347513460
956687766401
1020059166512
118563970770
123a79935b54
131b78a223c8
14d840c7c40
157c6056b27
hex4ab9e9730

20059166512 has 80 divisors (see below), whose sum is σ = 49137283584. Its totient is φ = 7705152000.

The previous prime is 20059166503. The next prime is 20059166521. The reversal of 20059166512 is 21566195002.

It is an interprime number because it is at equal distance from previous prime (20059166503) and next prime (20059166521).

It is a super-2 number, since 2×200591665122 (a number of 21 digits) contains 22 as substring.

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, 27189 + ... + 202132.

Almost surely, 220059166512 is an apocalyptic number.

20059166512 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

20059166512 is an abundant number, since it is smaller than the sum of its proper divisors (29078117072).

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

20059166512 is a wasteful number, since it uses less digits than its factorization.

20059166512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229418 (or 229412 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 37.

The spelling of 20059166512 in words is "twenty billion, fifty-nine million, one hundred sixty-six thousand, five hundred twelve".

Divisors: 1 2 4 7 8 11 14 16 22 28 44 56 71 77 88 112 142 154 176 284 308 497 568 616 781 994 1136 1232 1562 1988 3124 3976 5467 6248 7952 10934 12496 21868 43736 87472 229321 458642 917284 1605247 1834568 2522531 3210494 3669136 5045062 6420988 10090124 12841976 16281791 17657717 20180248 25683952 32563582 35315434 40360496 65127164 70630868 113972537 130254328 141261736 179099701 227945074 260508656 282523472 358199402 455890148 716398804 911780296 1253697907 1432797608 1823560592 2507395814 2865595216 5014791628 10029583256 20059166512