Base | Representation |
---|---|
bin | 101110010001… |
… | …111000101010 |
3 | 211211100210222 |
4 | 232101320222 |
5 | 11101210012 |
6 | 1112010042 |
7 | 205055630 |
oct | 56217052 |
9 | 24740728 |
10 | 12131882 |
11 | 6936954 |
12 | 4090922 |
13 | 268a039 |
14 | 187b350 |
15 | 10e9972 |
hex | b91e2a |
12131882 has 16 divisors (see below), whose sum is σ = 20926080. Its totient is φ = 5167248.
The previous prime is 12131849. The next prime is 12131909. The reversal of 12131882 is 28813121.
12131882 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257 + ... + 4932.
It is an arithmetic number, because the mean of its divisors is an integer number (1307880).
Almost surely, 212131882 is an apocalyptic number.
12131882 is a deficient number, since it is larger than the sum of its proper divisors (8794198).
12131882 is a wasteful number, since it uses less digits than its factorization.
12131882 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5365.
The product of its digits is 768, while the sum is 26.
The square root of 12131882 is about 3483.0851267231. The cubic root of 12131882 is about 229.7785013126.
The spelling of 12131882 in words is "twelve million, one hundred thirty-one thousand, eight hundred eighty-two".
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