Base | Representation |
---|---|
bin | 11000011100101101… |
… | …01000101100000100 |
3 | 1020212202100111102001 |
4 | 30032112220230010 |
5 | 203340140413430 |
6 | 10010241355044 |
7 | 643160515513 |
oct | 141626505404 |
9 | 36782314361 |
10 | 13125716740 |
11 | 5626141294 |
12 | 2663938a84 |
13 | 131244a9c6 |
14 | 8c733267a |
15 | 51c4d63ca |
hex | 30e5a8b04 |
13125716740 has 24 divisors (see below), whose sum is σ = 27975411072. Its totient is φ = 5171923680.
The previous prime is 13125716719. The next prime is 13125716759. The reversal of 13125716740 is 4761752131.
It is a self number, because there is not a number n which added to its sum of digits gives 13125716740.
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, 4896316 + ... + 4898995.
It is an arithmetic number, because the mean of its divisors is an integer number (1165642128).
Almost surely, 213125716740 is an apocalyptic number.
13125716740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13125716740 is an abundant number, since it is smaller than the sum of its proper divisors (14849694332).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13125716740 is a wasteful number, since it uses less digits than its factorization.
13125716740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9795387 (or 9795385 counting only the distinct ones).
The product of its (nonzero) digits is 35280, while the sum is 37.
The spelling of 13125716740 in words is "thirteen billion, one hundred twenty-five million, seven hundred sixteen thousand, seven hundred forty".
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