Base | Representation |
---|---|
bin | 110001011110… |
… | …000011111100 |
3 | 220101212000021 |
4 | 301132003330 |
5 | 11304440223 |
6 | 1141541524 |
7 | 215141062 |
oct | 61360374 |
9 | 26355007 |
10 | 12968188 |
11 | 7358212 |
12 | 44148a4 |
13 | 28c08ac |
14 | 1a18032 |
15 | 121265d |
hex | c5e0fc |
12968188 has 6 divisors (see below), whose sum is σ = 22694336. Its totient is φ = 6484092.
The previous prime is 12968171. The next prime is 12968209. The reversal of 12968188 is 88186921.
It is a congruent number.
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 as a sum of consecutive naturals, namely, 1621020 + ... + 1621027.
Almost surely, 212968188 is an apocalyptic number.
It is an amenable number.
12968188 is a deficient number, since it is larger than the sum of its proper divisors (9726148).
12968188 is a wasteful number, since it uses less digits than its factorization.
12968188 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3242051 (or 3242049 counting only the distinct ones).
The product of its digits is 55296, while the sum is 43.
The square root of 12968188 is about 3601.1370426575. The cubic root of 12968188 is about 234.9415155503.
The spelling of 12968188 in words is "twelve million, nine hundred sixty-eight thousand, one hundred eighty-eight".
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