Base | Representation |
---|---|
bin | 100100101000000111… |
… | …0100100111101111001 |
3 | 21112000122000211022212 |
4 | 1021100032210331321 |
5 | 2242041241110131 |
6 | 100044522224505 |
7 | 5453103645155 |
oct | 1112016447571 |
9 | 245018024285 |
10 | 78655410041 |
11 | 303a2a2380a |
12 | 132b1655135 |
13 | 75566b7060 |
14 | 3b4236c065 |
15 | 20a5421a2b |
hex | 12503a4f79 |
78655410041 has 16 divisors (see below), whose sum is σ = 87046580544. Its totient is φ = 70600953024.
The previous prime is 78655410023. The next prime is 78655410089. The reversal of 78655410041 is 14001455687.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-78655410041 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (78655470041) 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, 781310 + ... + 876216.
It is an arithmetic number, because the mean of its divisors is an integer number (5440411284).
Almost surely, 278655410041 is an apocalyptic number.
It is an amenable number.
78655410041 is a deficient number, since it is larger than the sum of its proper divisors (8391170503).
78655410041 is a wasteful number, since it uses less digits than its factorization.
78655410041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 96680.
The product of its (nonzero) digits is 134400, while the sum is 41.
The spelling of 78655410041 in words is "seventy-eight billion, six hundred fifty-five million, four hundred ten thousand, forty-one".
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