Base | Representation |
---|---|
bin | 10110100011010100… |
… | …01101100011101110 |
3 | 1011020210021121000102 |
4 | 23101222031203232 |
5 | 144244001011233 |
6 | 5321224231102 |
7 | 606014345663 |
oct | 132152154356 |
9 | 34223247012 |
10 | 12107438318 |
11 | 5153373678 |
12 | 241a90b492 |
13 | 11ac4b0bb1 |
14 | 82bdc7a6a |
15 | 4acde41e8 |
hex | 2d1a8d8ee |
12107438318 has 16 divisors (see below), whose sum is σ = 19254903984. Its totient is φ = 5690079360.
The previous prime is 12107438311. The next prime is 12107438411. The reversal of 12107438318 is 81383470121.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12107438311) 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, 209468 + ... + 260943.
It is an arithmetic number, because the mean of its divisors is an integer number (1203431499).
Almost surely, 212107438318 is an apocalyptic number.
12107438318 is a deficient number, since it is larger than the sum of its proper divisors (7147465666).
12107438318 is a wasteful number, since it uses less digits than its factorization.
12107438318 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 471187.
The product of its (nonzero) digits is 32256, while the sum is 38.
The spelling of 12107438318 in words is "twelve billion, one hundred seven million, four hundred thirty-eight thousand, three hundred eighteen".
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