Base | Representation |
---|---|
bin | 111100100110100010… |
… | …000011111011000101 |
3 | 20012221220111220102201 |
4 | 330212202003323011 |
5 | 2031231132110423 |
6 | 45520532434501 |
7 | 4462343066263 |
oct | 744642037305 |
9 | 205856456381 |
10 | 65070972613 |
11 | 2566195a919 |
12 | 10740178a31 |
13 | 61a02081ba |
14 | 321414b433 |
15 | 1a5ca282ad |
hex | f26883ec5 |
65070972613 has 16 divisors (see below), whose sum is σ = 68533516800. Its totient is φ = 61715881600.
The previous prime is 65070972529. The next prime is 65070972719. The reversal of 65070972613 is 31627907056.
65070972613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 65070972613 - 29 = 65070972101 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (65070972413) 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, 173808 + ... + 400438.
It is an arithmetic number, because the mean of its divisors is an integer number (4283344800).
Almost surely, 265070972613 is an apocalyptic number.
It is an amenable number.
65070972613 is a deficient number, since it is larger than the sum of its proper divisors (3462544187).
65070972613 is a wasteful number, since it uses less digits than its factorization.
65070972613 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 226868.
The product of its (nonzero) digits is 476280, while the sum is 46.
The spelling of 65070972613 in words is "sixty-five billion, seventy million, nine hundred seventy-two thousand, six hundred thirteen".
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