Base | Representation |
---|---|
bin | 1011000110111011101… |
… | …11000010010111011001 |
3 | 1100111011212222010000110 |
4 | 11203131313002113121 |
5 | 22223134401030033 |
6 | 451201400154533 |
7 | 36401240433306 |
oct | 5433567022731 |
9 | 1314155863013 |
10 | 381679314393 |
11 | 137962028113 |
12 | 61b7b768a49 |
13 | 29cb8b49780 |
14 | 1468ad3a0ad |
15 | 9ddd2e7363 |
hex | 58dddc25d9 |
381679314393 has 16 divisors (see below), whose sum is σ = 548814631680. Its totient is φ = 234552885504.
The previous prime is 381679314271. The next prime is 381679314397. The reversal of 381679314393 is 393413976183.
It is a happy number.
It is not a de Polignac number, because 381679314393 - 29 = 381679313881 is a prime.
It is not an unprimeable number, because it can be changed into a prime (381679314397) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6777696 + ... + 6833777.
It is an arithmetic number, because the mean of its divisors is an integer number (34300914480).
Almost surely, 2381679314393 is an apocalyptic number.
It is an amenable number.
381679314393 is a deficient number, since it is larger than the sum of its proper divisors (167135317287).
381679314393 is a wasteful number, since it uses less digits than its factorization.
381679314393 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13612208.
The product of its digits is 8817984, while the sum is 57.
The spelling of 381679314393 in words is "three hundred eighty-one billion, six hundred seventy-nine million, three hundred fourteen thousand, three hundred ninety-three".
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