Base | Representation |
---|---|
bin | 11100001010011101… |
… | …01010010111001110 |
3 | 1110000202011102200211 |
4 | 32011032222113032 |
5 | 221431222141100 |
6 | 10540204313034 |
7 | 1043455600240 |
oct | 160516522716 |
9 | 43022142624 |
10 | 15120115150 |
11 | 6459a02338 |
12 | 2b1b84277a |
13 | 156c6b34ca |
14 | a36170090 |
15 | 5d763e1ba |
hex | 3853aa5ce |
15120115150 has 48 divisors (see below), whose sum is σ = 33177876480. Its totient is φ = 5016808800.
The previous prime is 15120115139. The next prime is 15120115151. The reversal of 15120115150 is 5151102151.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (15120115151) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 685930 + ... + 707629.
It is an arithmetic number, because the mean of its divisors is an integer number (691205760).
Almost surely, 215120115150 is an apocalyptic number.
15120115150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
15120115150 is an abundant number, since it is smaller than the sum of its proper divisors (18057761330).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15120115150 is a wasteful number, since it uses less digits than its factorization.
15120115150 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1393609 (or 1393604 counting only the distinct ones).
The product of its (nonzero) digits is 250, while the sum is 22.
The spelling of 15120115150 in words is "fifteen billion, one hundred twenty million, one hundred fifteen thousand, one hundred fifty".
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