Base | Representation |
---|---|
bin | 11100101010001100… |
… | …01110101101000100 |
3 | 1110201022010001202112 |
4 | 32111012032231010 |
5 | 223002400341124 |
6 | 11022434400152 |
7 | 1053200506406 |
oct | 162506165504 |
9 | 43638101675 |
10 | 15386340164 |
11 | 6586208108 |
12 | 2b94a30058 |
13 | 15b28b6cc0 |
14 | a5d670b76 |
15 | 600bca90e |
hex | 39518eb44 |
15386340164 has 24 divisors (see below), whose sum is σ = 29011112088. Its totient is φ = 7098013440.
The previous prime is 15386340157. The next prime is 15386340169. The reversal of 15386340164 is 46104368351.
It can be written as a sum of positive squares in 4 ways, for example, as 439321600 + 14947018564 = 20960^2 + 122258^2 .
It is not an unprimeable number, because it can be changed into a prime (15386340169) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41894 + ... + 180354.
It is an arithmetic number, because the mean of its divisors is an integer number (1208796337).
Almost surely, 215386340164 is an apocalyptic number.
It is an amenable number.
15386340164 is a deficient number, since it is larger than the sum of its proper divisors (13624771924).
15386340164 is a wasteful number, since it uses less digits than its factorization.
15386340164 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 140615 (or 140613 counting only the distinct ones).
The product of its (nonzero) digits is 207360, while the sum is 41.
The spelling of 15386340164 in words is "fifteen billion, three hundred eighty-six million, three hundred forty thousand, one hundred sixty-four".
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