Base | Representation |
---|---|
bin | 111011101000… |
… | …0111000001000 |
3 | 2011211101111201 |
4 | 1313100320020 |
5 | 31000424024 |
6 | 3034033544 |
7 | 526512313 |
oct | 167207010 |
9 | 64741451 |
10 | 31264264 |
11 | 16714339 |
12 | a5788b4 |
13 | 6628585 |
14 | 421b97a |
15 | 2b28744 |
hex | 1dd0e08 |
31264264 has 16 divisors (see below), whose sum is σ = 59226300. Its totient is φ = 15470592.
The previous prime is 31264243. The next prime is 31264267. The reversal of 31264264 is 46246213.
It can be written as a sum of positive squares in 2 ways, for example, as 28836900 + 2427364 = 5370^2 + 1558^2 .
It is not an unprimeable number, because it can be changed into a prime (31264267) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19369 + ... + 20920.
Almost surely, 231264264 is an apocalyptic number.
It is an amenable number.
31264264 is a deficient number, since it is larger than the sum of its proper divisors (27962036).
31264264 is a wasteful number, since it uses less digits than its factorization.
31264264 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40392 (or 40388 counting only the distinct ones).
The product of its digits is 6912, while the sum is 28.
The square root of 31264264 is about 5591.4456091426. The cubic root of 31264264 is about 315.0281792209.
The spelling of 31264264 in words is "thirty-one million, two hundred sixty-four thousand, two hundred sixty-four".
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