Base | Representation |
---|---|
bin | 100100110110011110… |
… | …1101000010000110000 |
3 | 21120021020011212010210 |
4 | 1021230331220100300 |
5 | 2244033200200402 |
6 | 100204423224120 |
7 | 5501046463602 |
oct | 1115475502060 |
9 | 246236155123 |
10 | 79137506352 |
11 | 30620071913 |
12 | 13406ba8040 |
13 | 7602540c48 |
14 | 3b8a3c3172 |
15 | 20d290006c |
hex | 126cf68430 |
79137506352 has 80 divisors (see below), whose sum is σ = 206478784512. Its totient is φ = 26117210880.
The previous prime is 79137506333. The next prime is 79137506359. The reversal of 79137506352 is 25360573197.
It is a super-2 number, since 2×791375063522 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is not an unprimeable number, because it can be changed into a prime (79137506359) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1952113 + ... + 1992239.
Almost surely, 279137506352 is an apocalyptic number.
It is an amenable number.
79137506352 is an abundant number, since it is smaller than the sum of its proper divisors (127341278160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
79137506352 is a wasteful number, since it uses less digits than its factorization.
79137506352 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40546 (or 40540 counting only the distinct ones).
The product of its (nonzero) digits is 1190700, while the sum is 48.
The spelling of 79137506352 in words is "seventy-nine billion, one hundred thirty-seven million, five hundred six thousand, three hundred fifty-two".
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