Base | Representation |
---|---|
bin | 1001011000100… |
… | …01001000111110 |
3 | 12111010001111100 |
4 | 10230101020332 |
5 | 130122312111 |
6 | 11451033530 |
7 | 1644024102 |
oct | 454211076 |
9 | 174101440 |
10 | 78713406 |
11 | 40482602 |
12 | 2243b8a6 |
13 | 133cc8a5 |
14 | a64d902 |
15 | 6d9c756 |
hex | 4b1123e |
78713406 has 24 divisors (see below), whose sum is σ = 177961680. Its totient is φ = 25096896.
The previous prime is 78713387. The next prime is 78713413. The reversal of 78713406 is 60431787.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 94651 + ... + 95478.
It is an arithmetic number, because the mean of its divisors is an integer number (7415070).
Almost surely, 278713406 is an apocalyptic number.
78713406 is an abundant number, since it is smaller than the sum of its proper divisors (99248274).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
78713406 is a wasteful number, since it uses less digits than its factorization.
78713406 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 190160 (or 190157 counting only the distinct ones).
The product of its (nonzero) digits is 28224, while the sum is 36.
The square root of 78713406 is about 8872.0575967472. The cubic root of 78713406 is about 428.5645409369.
The spelling of 78713406 in words is "seventy-eight million, seven hundred thirteen thousand, four hundred six".
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