Base | Representation |
---|---|
bin | 110000001100… |
… | …101100001101 |
3 | 212202220211000 |
4 | 300030230031 |
5 | 11213304033 |
6 | 1130450513 |
7 | 212252265 |
oct | 60145415 |
9 | 25686730 |
10 | 12634893 |
11 | 714a867 |
12 | 4293a39 |
13 | 2804c8b |
14 | 196c7a5 |
15 | 1198a13 |
hex | c0cb0d |
12634893 has 16 divisors (see below), whose sum is σ = 19820160. Its totient is φ = 7927488.
The previous prime is 12634879. The next prime is 12634901. The reversal of 12634893 is 39843621.
12634893 is a `hidden beast` number, since 12 + 634 + 8 + 9 + 3 = 666.
It is not a de Polignac number, because 12634893 - 24 = 12634877 is a prime.
It is a super-2 number, since 2×126348932 = 319281042242898, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12634093) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13305 + ... + 14222.
It is an arithmetic number, because the mean of its divisors is an integer number (1238760).
Almost surely, 212634893 is an apocalyptic number.
It is an amenable number.
12634893 is a deficient number, since it is larger than the sum of its proper divisors (7185267).
12634893 is a wasteful number, since it uses less digits than its factorization.
12634893 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27553 (or 27547 counting only the distinct ones).
The product of its digits is 31104, while the sum is 36.
The square root of 12634893 is about 3554.5594663755. The cubic root of 12634893 is about 232.9112803622.
The spelling of 12634893 in words is "twelve million, six hundred thirty-four thousand, eight hundred ninety-three".
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