Base | Representation |
---|---|
bin | 101110110101… |
… | …000010100111 |
3 | 212002200100012 |
4 | 232311002213 |
5 | 11120312004 |
6 | 1115040435 |
7 | 206225510 |
oct | 56650247 |
9 | 25080305 |
10 | 12275879 |
11 | 6a25060 |
12 | 414011b |
13 | 270a745 |
14 | 18b7a07 |
15 | 112746e |
hex | bb50a7 |
12275879 has 16 divisors (see below), whose sum is σ = 15434496. Its totient is φ = 9484800.
The previous prime is 12275869. The next prime is 12275891. The reversal of 12275879 is 97857221.
It is a cyclic number.
It is not a de Polignac number, because 12275879 - 28 = 12275623 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12275839) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 9479 + ... + 10695.
It is an arithmetic number, because the mean of its divisors is an integer number (964656).
Almost surely, 212275879 is an apocalyptic number.
12275879 is a deficient number, since it is larger than the sum of its proper divisors (3158617).
12275879 is a wasteful number, since it uses less digits than its factorization.
12275879 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1366.
The product of its digits is 70560, while the sum is 41.
The square root of 12275879 is about 3503.6950495156. The cubic root of 12275879 is about 230.6840316912.
The spelling of 12275879 in words is "twelve million, two hundred seventy-five thousand, eight hundred seventy-nine".
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