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20080286882 = 217718318263
BaseRepresentation
bin10010101100111000…
…001101110010100010
31220211102121021010222
4102230320031302202
5312111023140012
613120314123042
71310415423305
oct225470156242
956742537128
1020080286882
118574886817
123a84a20482
131b80208776
14d86c24b3c
157c7d29972
hex4ace0dca2

20080286882 has 16 divisors (see below), whose sum is σ = 32341410432. Its totient is φ = 9316453440.

The previous prime is 20080286839. The next prime is 20080286911. The reversal of 20080286882 is 28868208002.

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, 4156718 + ... + 4161545.

It is an arithmetic number, because the mean of its divisors is an integer number (2021338152).

Almost surely, 220080286882 is an apocalyptic number.

20080286882 is a deficient number, since it is larger than the sum of its proper divisors (12261123550).

20080286882 is a wasteful number, since it uses less digits than its factorization.

20080286882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8318353.

The product of its (nonzero) digits is 196608, while the sum is 44.

The spelling of 20080286882 in words is "twenty billion, eighty million, two hundred eighty-six thousand, eight hundred eighty-two".

Divisors: 1 2 17 34 71 142 1207 2414 8318263 16636526 141410471 282820942 590596673 1181193346 10040143441 20080286882