Base | Representation |
---|---|
bin | 10111001111011000… |
… | …10111101000110100 |
3 | 1012012112212111010202 |
4 | 23213230113220310 |
5 | 201023114241034 |
6 | 5422031340032 |
7 | 621123423356 |
oct | 134754275064 |
9 | 35175774122 |
10 | 12477102644 |
11 | 5322aa9986 |
12 | 2502681618 |
13 | 123ac60796 |
14 | 8651330d6 |
15 | 4d05b447e |
hex | 2e7b17a34 |
12477102644 has 12 divisors (see below), whose sum is σ = 22205013600. Its totient is φ = 6132813048.
The previous prime is 12477102637. The next prime is 12477102661. The reversal of 12477102644 is 44620177421.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 12477102598 and 12477102607.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26434304 + ... + 26434775.
It is an arithmetic number, because the mean of its divisors is an integer number (1850417800).
Almost surely, 212477102644 is an apocalyptic number.
It is an amenable number.
12477102644 is a deficient number, since it is larger than the sum of its proper divisors (9727910956).
12477102644 is a wasteful number, since it uses less digits than its factorization.
12477102644 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 52869142 (or 52869140 counting only the distinct ones).
The product of its (nonzero) digits is 75264, while the sum is 38.
The spelling of 12477102644 in words is "twelve billion, four hundred seventy-seven million, one hundred two thousand, six hundred forty-four".
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