Base | Representation |
---|---|
bin | 110001001010… |
… | …100010000010 |
3 | 220020210021112 |
4 | 301022202002 |
5 | 11244410234 |
6 | 1140123322 |
7 | 214355624 |
oct | 61124202 |
9 | 26223245 |
10 | 12888194 |
11 | 7303100 |
12 | 4396542 |
13 | 2893367 |
14 | 19d6c14 |
15 | 11e8ace |
hex | c4a882 |
12888194 has 24 divisors (see below), whose sum is σ = 22375920. Its totient is φ = 5547960.
The previous prime is 12888181. The next prime is 12888203. The reversal of 12888194 is 49188821.
It is a super-2 number, since 2×128881942 = 332211089163272, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3197 + ... + 5999.
It is an arithmetic number, because the mean of its divisors is an integer number (932330).
Almost surely, 212888194 is an apocalyptic number.
12888194 is a deficient number, since it is larger than the sum of its proper divisors (9487726).
12888194 is a wasteful number, since it uses less digits than its factorization.
12888194 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2846 (or 2835 counting only the distinct ones).
The product of its digits is 36864, while the sum is 41.
The square root of 12888194 is about 3590.0130918981. The cubic root of 12888194 is about 234.4574415518.
The spelling of 12888194 in words is "twelve million, eight hundred eighty-eight thousand, one hundred ninety-four".
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