Base | Representation |
---|---|
bin | 111100111011… |
… | …0010111001000 |
3 | 2020002211022022 |
4 | 1321312113020 |
5 | 31134121323 |
6 | 3100344012 |
7 | 535334423 |
oct | 171662710 |
9 | 66084268 |
10 | 31942088 |
11 | 17037622 |
12 | a845008 |
13 | 6804c59 |
14 | 43569ba |
15 | 2c0e4c8 |
hex | 1e765c8 |
31942088 has 8 divisors (see below), whose sum is σ = 59891430. Its totient is φ = 15971040.
The previous prime is 31942073. The next prime is 31942091. The reversal of 31942088 is 88024913.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 20232004 + 11710084 = 4498^2 + 3422^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1996373 + ... + 1996388.
Almost surely, 231942088 is an apocalyptic number.
It is an amenable number.
31942088 is a deficient number, since it is larger than the sum of its proper divisors (27949342).
31942088 is a wasteful number, since it uses less digits than its factorization.
31942088 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3992767 (or 3992763 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 35.
The square root of 31942088 is about 5651.7331854927. The cubic root of 31942088 is about 317.2885748060.
The spelling of 31942088 in words is "thirty-one million, nine hundred forty-two thousand, eighty-eight".
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