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20006600054 = 2711322755711
BaseRepresentation
bin10010101000011111…
…000111110101110110
31220122021221120211012
4102220133013311312
5311433142200204
613105122512222
71305532203020
oct225037076566
956567846735
1020006600054
118537227811
123a64205672
131b6ab78aac
14d7b123010
157c162176e
hex4a87c7d76

20006600054 has 32 divisors (see below), whose sum is σ = 34753591296. Its totient is φ = 8460789120.

The previous prime is 20006600041. The next prime is 20006600083. The reversal of 20006600054 is 45000660002.

20006600054 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 331259 + ... + 386969.

It is an arithmetic number, because the mean of its divisors is an integer number (1086049728).

Almost surely, 220006600054 is an apocalyptic number.

20006600054 is a deficient number, since it is larger than the sum of its proper divisors (14746991242).

20006600054 is a wasteful number, since it uses less digits than its factorization.

20006600054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56060.

The product of its (nonzero) digits is 1440, while the sum is 23.

The spelling of 20006600054 in words is "twenty billion, six million, six hundred thousand, fifty-four".

Divisors: 1 2 7 14 113 226 227 454 791 1582 1589 3178 25651 51302 55711 111422 179557 359114 389977 779954 6295343 12590686 12646397 25292794 44067401 88134802 88524779 177049558 1429042861 2858085722 10003300027 20006600054