Base | Representation |
---|---|
bin | 101000100101… |
… | …001100110100 |
3 | 202000110202220 |
4 | 220211030310 |
5 | 10210410012 |
6 | 1020002340 |
7 | 156264651 |
oct | 50451464 |
9 | 22013686 |
10 | 10638132 |
11 | 600664a |
12 | 36903b0 |
13 | 228616b |
14 | 15acc28 |
15 | e0208c |
hex | a25334 |
10638132 has 12 divisors (see below), whose sum is σ = 24822336. Its totient is φ = 3546040.
The previous prime is 10638109. The next prime is 10638137. The reversal of 10638132 is 23183601.
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-2 number, since 2×106381322 = 226339704898848, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10638137) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 443244 + ... + 443267.
It is an arithmetic number, because the mean of its divisors is an integer number (2068528).
Almost surely, 210638132 is an apocalyptic number.
10638132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
10638132 is an abundant number, since it is smaller than the sum of its proper divisors (14184204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10638132 is a wasteful number, since it uses less digits than its factorization.
10638132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 886518 (or 886516 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 24.
The square root of 10638132 is about 3261.6149374198. The cubic root of 10638132 is about 219.9320175623.
The spelling of 10638132 in words is "ten million, six hundred thirty-eight thousand, one hundred thirty-two".
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