Base | Representation |
---|---|
bin | 111100111011… |
… | …0010111001100 |
3 | 2020002211022110 |
4 | 1321312113030 |
5 | 31134121332 |
6 | 3100344020 |
7 | 535334430 |
oct | 171662714 |
9 | 66084273 |
10 | 31942092 |
11 | 17037626 |
12 | a845010 |
13 | 6804c60 |
14 | 43569c0 |
15 | 2c0e4cc |
hex | 1e765cc |
31942092 has 48 divisors (see below), whose sum is σ = 91734272. Its totient is φ = 8424000.
The previous prime is 31942091. The next prime is 31942103. The reversal of 31942092 is 29024913.
It is not an unprimeable number, because it can be changed into a prime (31942091) 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, 13534 + ... + 15717.
Almost surely, 231942092 is an apocalyptic number.
It is an amenable number.
31942092 is an abundant number, since it is smaller than the sum of its proper divisors (59792180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31942092 is a wasteful number, since it uses less digits than its factorization.
31942092 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29278 (or 29276 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 30.
The square root of 31942092 is about 5651.7335393665. The cubic root of 31942092 is about 317.2885880503.
The spelling of 31942092 in words is "thirty-one million, nine hundred forty-two thousand, ninety-two".
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