Base | Representation |
---|---|
bin | 100001010111111111… |
… | …1000000001000001010 |
3 | 20211222221112002201112 |
4 | 1002233333000020022 |
5 | 2133241013131010 |
6 | 52531535450322 |
7 | 5115045664115 |
oct | 1025777001012 |
9 | 224887462645 |
10 | 71672005130 |
11 | 28439a842a0 |
12 | 11a829869a2 |
13 | 69b29717bb |
14 | 367cad157c |
15 | 1ce72d4a05 |
hex | 10affc020a |
71672005130 has 32 divisors (see below), whose sum is σ = 142104163968. Its totient is φ = 25809508800.
The previous prime is 71672005129. The next prime is 71672005157. The reversal of 71672005130 is 3150027617.
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, 3151601 + ... + 3174260.
It is an arithmetic number, because the mean of its divisors is an integer number (4440755124).
Almost surely, 271672005130 is an apocalyptic number.
71672005130 is a deficient number, since it is larger than the sum of its proper divisors (70432158838).
71672005130 is a wasteful number, since it uses less digits than its factorization.
71672005130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6325982.
The product of its (nonzero) digits is 8820, while the sum is 32.
The spelling of 71672005130 in words is "seventy-one billion, six hundred seventy-two million, five thousand, one hundred thirty".
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