Base | Representation |
---|---|
bin | 100100010111011110… |
… | …0011101011101111001 |
3 | 21110120201022022001012 |
4 | 1020232330131131321 |
5 | 2234420313400401 |
6 | 55513254003305 |
7 | 5433213440246 |
oct | 1105674353571 |
9 | 243521268035 |
10 | 78097012601 |
11 | 30136800523 |
12 | 13176646535 |
13 | 7497ac657a |
14 | 3acc1345cd |
15 | 20713c08bb |
hex | 122ef1d779 |
78097012601 has 16 divisors (see below), whose sum is σ = 84140052480. Its totient is φ = 72275673360.
The previous prime is 78097012571. The next prime is 78097012613. The reversal of 78097012601 is 10621079087.
It is a cyclic number.
It is not a de Polignac number, because 78097012601 - 226 = 78029903737 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (78097012801) 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, 4225286 + ... + 4243728.
It is an arithmetic number, because the mean of its divisors is an integer number (5258753280).
Almost surely, 278097012601 is an apocalyptic number.
It is an amenable number.
78097012601 is a deficient number, since it is larger than the sum of its proper divisors (6043039879).
78097012601 is a wasteful number, since it uses less digits than its factorization.
78097012601 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24436.
The product of its (nonzero) digits is 42336, while the sum is 41.
The spelling of 78097012601 in words is "seventy-eight billion, ninety-seven million, twelve thousand, six hundred one".
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