Base | Representation |
---|---|
bin | 10111101001101100… |
… | …01010011011001100 |
3 | 1012202221002202000111 |
4 | 23310312022123030 |
5 | 202001112230042 |
6 | 5455553205404 |
7 | 626443203415 |
oct | 136466123314 |
9 | 35687082014 |
10 | 12697773772 |
11 | 5426620412 |
12 | 2564560864 |
13 | 12748a4808 |
14 | 88657680c |
15 | 4e4b53517 |
hex | 2f4d8a6cc |
12697773772 has 12 divisors (see below), whose sum is σ = 22987349280. Its totient is φ = 6129959696.
The previous prime is 12697773719. The next prime is 12697773821. The reversal of 12697773772 is 27737779621.
It is a super-2 number, since 2×126977737722 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (58).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54731668 + ... + 54731899.
It is an arithmetic number, because the mean of its divisors is an integer number (1915612440).
Almost surely, 212697773772 is an apocalyptic number.
It is an amenable number.
12697773772 is a deficient number, since it is larger than the sum of its proper divisors (10289575508).
12697773772 is a wasteful number, since it uses less digits than its factorization.
12697773772 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 109463600 (or 109463598 counting only the distinct ones).
The product of its digits is 10890936, while the sum is 58.
The spelling of 12697773772 in words is "twelve billion, six hundred ninety-seven million, seven hundred seventy-three thousand, seven hundred seventy-two".
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