Base | Representation |
---|---|
bin | 111011001101… |
… | …0001101011000 |
3 | 2011102000100101 |
4 | 1312122031120 |
5 | 30421242334 |
6 | 3025145144 |
7 | 524560426 |
oct | 166321530 |
9 | 64360311 |
10 | 31040344 |
11 | 16581085 |
12 | a48b1b4 |
13 | 657a68a |
14 | 41a0116 |
15 | 2ad2214 |
hex | 1d9a358 |
31040344 has 8 divisors (see below), whose sum is σ = 58200660. Its totient is φ = 15520168.
The previous prime is 31040329. The next prime is 31040369. The reversal of 31040344 is 44304013.
It is a tau number, because it is divible by the number of its divisors (8).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1940014 + ... + 1940029.
Almost surely, 231040344 is an apocalyptic number.
It is an amenable number.
31040344 is a deficient number, since it is larger than the sum of its proper divisors (27160316).
31040344 is a wasteful number, since it uses less digits than its factorization.
31040344 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3880049 (or 3880045 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 19.
The square root of 31040344 is about 5571.3861829889. The cubic root of 31040344 is about 314.2742812842.
Adding to 31040344 its reverse (44304013), we get a palindrome (75344357).
The spelling of 31040344 in words is "thirty-one million, forty thousand, three hundred forty-four".
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