Base | Representation |
---|---|
bin | 1100110101001… |
… | …10111011101010 |
3 | 21111112121021100 |
4 | 12122212323222 |
5 | 210023413011 |
6 | 14403022230 |
7 | 2444624613 |
oct | 632467352 |
9 | 244477240 |
10 | 107638506 |
11 | 55839448 |
12 | 3006a976 |
13 | 193b9531 |
14 | 1041cc0a |
15 | 96b2d56 |
hex | 66a6eea |
107638506 has 12 divisors (see below), whose sum is σ = 233216802. Its totient is φ = 35879496.
The previous prime is 107638501. The next prime is 107638511. The reversal of 107638506 is 605836701.
107638506 is a `hidden beast` number, since 10 + 7 + 638 + 5 + 0 + 6 = 666.
It is an interprime number because it is at equal distance from previous prime (107638501) and next prime (107638511).
It can be written as a sum of positive squares in only one way, i.e., 106812225 + 826281 = 10335^2 + 909^2 .
It is not an unprimeable number, because it can be changed into a prime (107638501) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2989941 + ... + 2989976.
Almost surely, 2107638506 is an apocalyptic number.
107638506 is an abundant number, since it is smaller than the sum of its proper divisors (125578296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
107638506 is a wasteful number, since it uses less digits than its factorization.
107638506 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5979925 (or 5979922 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 36.
The square root of 107638506 is about 10374.8978790155. The cubic root of 107638506 is about 475.6883920806.
The spelling of 107638506 in words is "one hundred seven million, six hundred thirty-eight thousand, five hundred six".
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