Base | Representation |
---|---|
bin | 100100111011010001… |
… | …1100100001000101100 |
3 | 21120200110000102122121 |
4 | 1021312203210020230 |
5 | 2244400400231433 |
6 | 100232412522324 |
7 | 5505042445165 |
oct | 1116643441054 |
9 | 246613012577 |
10 | 79298445868 |
11 | 306a29a6084 |
12 | 13450a803a4 |
13 | 76299a0225 |
14 | 3ba391876c |
15 | 20e1ae0c2d |
hex | 12768e422c |
79298445868 has 24 divisors (see below), whose sum is σ = 144816231168. Its totient is φ = 37922626896.
The previous prime is 79298445851. The next prime is 79298445869. The reversal of 79298445868 is 86854489297.
It is a junction number, because it is equal to n+sod(n) for n = 79298445797 and 79298445806.
It is not an unprimeable number, because it can be changed into a prime (79298445869) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1941505 + ... + 1981927.
It is an arithmetic number, because the mean of its divisors is an integer number (6034009632).
Almost surely, 279298445868 is an apocalyptic number.
It is an amenable number.
79298445868 is a deficient number, since it is larger than the sum of its proper divisors (65517785300).
79298445868 is a wasteful number, since it uses less digits than its factorization.
79298445868 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61773 (or 61771 counting only the distinct ones).
The product of its digits is 278691840, while the sum is 70.
The spelling of 79298445868 in words is "seventy-nine billion, two hundred ninety-eight million, four hundred forty-five thousand, eight hundred sixty-eight".
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