Base | Representation |
---|---|
bin | 111100111011… |
… | …0010111100010 |
3 | 2020002211100021 |
4 | 1321312113202 |
5 | 31134121424 |
6 | 3100344054 |
7 | 535334461 |
oct | 171662742 |
9 | 66084307 |
10 | 31942114 |
11 | 17037646 |
12 | a84502a |
13 | 6804c79 |
14 | 43569d8 |
15 | 2c0e4e4 |
hex | 1e765e2 |
31942114 has 4 divisors (see below), whose sum is σ = 47913174. Its totient is φ = 15971056.
The previous prime is 31942109. The next prime is 31942117. The reversal of 31942114 is 41124913.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41124913 = 103 ⋅399271.
It can be written as a sum of positive squares in only one way, i.e., 30991489 + 950625 = 5567^2 + 975^2 .
It is not an unprimeable number, because it can be changed into a prime (31942117) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7985527 + ... + 7985530.
Almost surely, 231942114 is an apocalyptic number.
31942114 is a deficient number, since it is larger than the sum of its proper divisors (15971060).
31942114 is a wasteful number, since it uses less digits than its factorization.
31942114 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15971059.
The product of its digits is 864, while the sum is 25.
The square root of 31942114 is about 5651.7354856716. The cubic root of 31942114 is about 317.2886608941.
The spelling of 31942114 in words is "thirty-one million, nine hundred forty-two thousand, one hundred fourteen".
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