Base | Representation |
---|---|
bin | 1100101101100010100111… |
… | …00110111000000000101001 |
3 | 10122222021201002212210021220 |
4 | 12112301103212320000221 |
5 | 12130440321231042220 |
6 | 135241242005452253 |
7 | 5613353430322650 |
oct | 626612346700051 |
9 | 118867632783256 |
10 | 27953049862185 |
11 | 89a7904a04888 |
12 | 31755a3a11089 |
13 | 1279c65c5a156 |
14 | 6c8d13272197 |
15 | 3371ca099540 |
hex | 196c539b8029 |
27953049862185 has 32 divisors (see below), whose sum is σ = 51114602680320. Its totient is φ = 12778423489728.
The previous prime is 27953049862183. The next prime is 27953049862193. The reversal of 27953049862185 is 58126894035972.
It is not a de Polignac number, because 27953049862185 - 21 = 27953049862183 is a prime.
It is not an unprimeable number, because it can be changed into a prime (27953049862183) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11310396 + ... + 13558434.
It is an arithmetic number, because the mean of its divisors is an integer number (1597331333760).
It is a 1-persistent number, because it is pandigital, but 2⋅27953049862185 = 55906099724370 is not.
Almost surely, 227953049862185 is an apocalyptic number.
It is an amenable number.
27953049862185 is a deficient number, since it is larger than the sum of its proper divisors (23161552818135).
27953049862185 is a wasteful number, since it uses less digits than its factorization.
27953049862185 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2366477.
The product of its (nonzero) digits is 261273600, while the sum is 69.
The spelling of 27953049862185 in words is "twenty-seven trillion, nine hundred fifty-three billion, forty-nine million, eight hundred sixty-two thousand, one hundred eighty-five".
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