Base | Representation |
---|---|
bin | 1011100101111111… |
… | …1001001100111101 |
3 | 22000220001101100111 |
4 | 2321133321030331 |
5 | 22333202130400 |
6 | 1232452030021 |
7 | 140056542103 |
oct | 27137711475 |
9 | 8026041314 |
10 | 3112145725 |
11 | 13577a8167 |
12 | 72a302311 |
13 | 3a79bb460 |
14 | 217479c73 |
15 | 1333473ba |
hex | b97f933d |
3112145725 has 24 divisors (see below), whose sum is σ = 4161296160. Its totient is φ = 2295222720.
The previous prime is 3112145693. The next prime is 3112145753. The reversal of 3112145725 is 5275412113.
It is not a de Polignac number, because 3112145725 - 25 = 3112145693 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 262986 + ... + 274564.
It is an arithmetic number, because the mean of its divisors is an integer number (173387340).
Almost surely, 23112145725 is an apocalyptic number.
It is an amenable number.
3112145725 is a deficient number, since it is larger than the sum of its proper divisors (1049150435).
3112145725 is a wasteful number, since it uses less digits than its factorization.
3112145725 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12429 (or 12424 counting only the distinct ones).
The product of its digits is 8400, while the sum is 31.
The square root of 3112145725 is about 55786.6088322278. The cubic root of 3112145725 is about 1460.0015207653.
Adding to 3112145725 its reverse (5275412113), we get a palindrome (8387557838).
The spelling of 3112145725 in words is "three billion, one hundred twelve million, one hundred forty-five thousand, seven hundred twenty-five".
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