Base | Representation |
---|---|
bin | 110001011110… |
… | …111010011011 |
3 | 220102000210102 |
4 | 301132322123 |
5 | 11310043200 |
6 | 1142010015 |
7 | 215154203 |
oct | 61367233 |
9 | 26360712 |
10 | 12971675 |
11 | 735a8a2 |
12 | 441690b |
13 | 28c2362 |
14 | 1a19403 |
15 | 12136d5 |
hex | c5ee9b |
12971675 has 6 divisors (see below), whose sum is σ = 16084908. Its totient is φ = 10377320.
The previous prime is 12971657. The next prime is 12971677. The reversal of 12971675 is 57617921.
It is not a de Polignac number, because 12971675 - 26 = 12971611 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12971677) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 259409 + ... + 259458.
It is an arithmetic number, because the mean of its divisors is an integer number (2680818).
Almost surely, 212971675 is an apocalyptic number.
12971675 is a deficient number, since it is larger than the sum of its proper divisors (3113233).
12971675 is an equidigital number, since it uses as much as digits as its factorization.
12971675 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 518877 (or 518872 counting only the distinct ones).
The product of its digits is 26460, while the sum is 38.
The square root of 12971675 is about 3601.6211627544. The cubic root of 12971675 is about 234.9625713742.
The spelling of 12971675 in words is "twelve million, nine hundred seventy-one thousand, six hundred seventy-five".
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