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5200972179 = 3136117312637
BaseRepresentation
bin1001101100000000…
…01000100110010011
3111102110112202120020
410312000020212103
541122422102204
62220030514523
7242612351124
oct46600104623
914373482506
105200972179
1122298a4417
121011965a43
1364b696540
14374a5804b
15206903bd9
hex136008993

5200972179 has 32 divisors (see below), whose sum is σ = 7634969664. Its totient is φ = 3129684480.

The previous prime is 5200972157. The next prime is 5200972187. The reversal of 5200972179 is 9712790025.

It is not a de Polignac number, because 5200972179 - 216 = 5200906643 is a prime.

It is a super-2 number, since 2×52009721792 = 54100223213464016082, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5200972179.

It is not an unprimeable number, because it can be changed into a prime (5200972379) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 405249 + ... + 417885.

It is an arithmetic number, because the mean of its divisors is an integer number (238592802).

Almost surely, 25200972179 is an apocalyptic number.

5200972179 is a deficient number, since it is larger than the sum of its proper divisors (2433997485).

5200972179 is a wasteful number, since it uses less digits than its factorization.

5200972179 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12887.

The product of its (nonzero) digits is 79380, while the sum is 42.

The square root of 5200972179 is about 72117.7660427720. The cubic root of 5200972179 is about 1732.5861705525.

The spelling of 5200972179 in words is "five billion, two hundred million, nine hundred seventy-two thousand, one hundred seventy-nine".

Divisors: 1 3 13 39 61 173 183 519 793 2249 2379 6747 10553 12637 31659 37911 137189 164281 411567 492843 770857 2186201 2312571 6558603 10021141 28420613 30063423 85261839 133358261 400074783 1733657393 5200972179