Base | Representation |
---|---|
bin | 111011110101… |
… | …0010000000000 |
3 | 2012000200001220 |
4 | 1313222100000 |
5 | 31012240232 |
6 | 3040155040 |
7 | 530424312 |
oct | 167522000 |
9 | 65020056 |
10 | 31368192 |
11 | 16785429 |
12 | a608a80 |
13 | 666397b |
14 | 42477b2 |
15 | 2b4942c |
hex | 1dea400 |
31368192 has 44 divisors (see below), whose sum is σ = 83615856. Its totient is φ = 10455040.
The previous prime is 31368163. The next prime is 31368229. The reversal of 31368192 is 29186313.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2034 + ... + 8177.
Almost surely, 231368192 is an apocalyptic number.
31368192 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
31368192 is an abundant number, since it is smaller than the sum of its proper divisors (52247664).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31368192 is a wasteful number, since it uses less digits than its factorization.
31368192 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10234 (or 10216 counting only the distinct ones).
The product of its digits is 7776, while the sum is 33.
The square root of 31368192 is about 5600.7313808109. The cubic root of 31368192 is about 315.3768631295.
The spelling of 31368192 in words is "thirty-one million, three hundred sixty-eight thousand, one hundred ninety-two".
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