Base | Representation |
---|---|
bin | 110000011011… |
… | …111011001100 |
3 | 212220002102002 |
4 | 300123323030 |
5 | 11222303132 |
6 | 1132051432 |
7 | 212632226 |
oct | 60337314 |
9 | 25802362 |
10 | 12697292 |
11 | 7192733 |
12 | 4303b78 |
13 | 28274ba |
14 | 1987416 |
15 | 11ac262 |
hex | c1becc |
12697292 has 12 divisors (see below), whose sum is σ = 22274616. Its totient is φ = 6333120.
The previous prime is 12697261. The next prime is 12697303. The reversal of 12697292 is 29279621.
It is a super-2 number, since 2×126972922 = 322442448266528, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1934 + ... + 5397.
It is an arithmetic number, because the mean of its divisors is an integer number (1856218).
Almost surely, 212697292 is an apocalyptic number.
It is an amenable number.
12697292 is a deficient number, since it is larger than the sum of its proper divisors (9577324).
12697292 is a wasteful number, since it uses less digits than its factorization.
12697292 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7768 (or 7766 counting only the distinct ones).
The product of its digits is 27216, while the sum is 38.
The square root of 12697292 is about 3563.3259744233. The cubic root of 12697292 is about 233.2940713985.
The spelling of 12697292 in words is "twelve million, six hundred ninety-seven thousand, two hundred ninety-two".
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