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20100341996 = 2275771244141
BaseRepresentation
bin10010101110000100…
…101110000011101100
31220212211100011120222
4102232010232003230
5312131141420441
613122312030512
71311051042110
oct225604560354
956784304528
1020100341996
118585134499
123a8b692438
131b8440acb7
14d89765740
157c998bd4b
hex4ae12e0ec

20100341996 has 24 divisors (see below), whose sum is σ = 40270388256. Its totient is φ = 8599495680.

The previous prime is 20100341917. The next prime is 20100342007. The reversal of 20100341996 is 69914300102.

It is a super-2 number, since 2×201003419962 (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 7 ways as a sum of consecutive naturals, for example, 605915 + ... + 638226.

It is an arithmetic number, because the mean of its divisors is an integer number (1677932844).

Almost surely, 220100341996 is an apocalyptic number.

It is an amenable number.

20100341996 is an abundant number, since it is smaller than the sum of its proper divisors (20170046260).

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

20100341996 is a wasteful number, since it uses less digits than its factorization.

20100341996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1244729 (or 1244727 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 35.

The spelling of 20100341996 in words is "twenty billion, one hundred million, three hundred forty-one thousand, nine hundred ninety-six".

Divisors: 1 2 4 7 14 28 577 1154 2308 4039 8078 16156 1244141 2488282 4976564 8708987 17417974 34835948 717869357 1435738714 2871477428 5025085499 10050170998 20100341996