Base | Representation |
---|---|
bin | 100101001010101010… |
… | …0100111100001111100 |
3 | 21122000102021212020111 |
4 | 1022111110213201330 |
5 | 2301430020340213 |
6 | 100355532155404 |
7 | 5523611041642 |
oct | 1122524474174 |
9 | 248012255214 |
10 | 79814621308 |
11 | 30938300354 |
12 | 13575908b64 |
13 | 76ac8c9996 |
14 | 3c122c1192 |
15 | 21220a1a3d |
hex | 129552787c |
79814621308 has 24 divisors (see below), whose sum is σ = 149327654112. Its totient is φ = 37195160064.
The previous prime is 79814621297. The next prime is 79814621323. The reversal of 79814621308 is 80312641897.
It is a congruent number.
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, 5690785 + ... + 5704792.
It is an arithmetic number, because the mean of its divisors is an integer number (6221985588).
Almost surely, 279814621308 is an apocalyptic number.
It is an amenable number.
79814621308 is a deficient number, since it is larger than the sum of its proper divisors (69513032804).
79814621308 is a wasteful number, since it uses less digits than its factorization.
79814621308 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11395701 (or 11395699 counting only the distinct ones).
The product of its (nonzero) digits is 580608, while the sum is 49.
The spelling of 79814621308 in words is "seventy-nine billion, eight hundred fourteen million, six hundred twenty-one thousand, three hundred eight".
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