Base | Representation |
---|---|
bin | 100101001101100111… |
… | …1101001001000111011 |
3 | 21122021100020211101122 |
4 | 1022123033221020323 |
5 | 2302130434333400 |
6 | 100413441535455 |
7 | 5526225424550 |
oct | 1123317511073 |
9 | 248240224348 |
10 | 79913980475 |
11 | 309893a436a |
12 | 135a304458b |
13 | 76c73778a4 |
14 | 3c21586a27 |
15 | 212ab7b685 |
hex | 129b3e923b |
79913980475 has 48 divisors (see below), whose sum is σ = 116614827840. Its totient is φ = 53183692800.
The previous prime is 79913980387. The next prime is 79913980499. The reversal of 79913980475 is 57408931997.
It is not a de Polignac number, because 79913980475 - 210 = 79913979451 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1355921 + ... + 1413629.
It is an arithmetic number, because the mean of its divisors is an integer number (2429475580).
Almost surely, 279913980475 is an apocalyptic number.
79913980475 is a deficient number, since it is larger than the sum of its proper divisors (36700847365).
79913980475 is a wasteful number, since it uses less digits than its factorization.
79913980475 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57960 (or 57955 counting only the distinct ones).
The product of its (nonzero) digits is 17146080, while the sum is 62.
The spelling of 79913980475 in words is "seventy-nine billion, nine hundred thirteen million, nine hundred eighty thousand, four hundred seventy-five".
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