Base | Representation |
---|---|
bin | 1101101001111010101101… |
… | …1010001011001100011111 |
3 | 1222011022012121000100221102 |
4 | 3122132223122023030133 |
5 | 3431441213313340210 |
6 | 51533123245223315 |
7 | 3106465424206220 |
oct | 332365332131437 |
9 | 58138177010842 |
10 | 15013786465055 |
11 | 4869347061854 |
12 | 1825932861b3b |
13 | 84ba42515801 |
14 | 39c957885247 |
15 | 1b0822b67ea5 |
hex | da7ab68b31f |
15013786465055 has 16 divisors (see below), whose sum is σ = 20590823345664. Its totient is φ = 10294924050720.
The previous prime is 15013786465049. The next prime is 15013786465063. The reversal of 15013786465055 is 55056468731051.
It is not a de Polignac number, because 15013786465055 - 26 = 15013786464991 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3574091 + ... + 6542300.
It is an arithmetic number, because the mean of its divisors is an integer number (1286926459104).
Almost surely, 215013786465055 is an apocalyptic number.
15013786465055 is a deficient number, since it is larger than the sum of its proper divisors (5577036880609).
15013786465055 is a wasteful number, since it uses less digits than its factorization.
15013786465055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10158806.
The product of its (nonzero) digits is 15120000, while the sum is 56.
The spelling of 15013786465055 in words is "fifteen trillion, thirteen billion, seven hundred eighty-six million, four hundred sixty-five thousand, fifty-five".
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