Base | Representation |
---|---|
bin | 111011010101… |
… | …1110001001000 |
3 | 2011112200000002 |
4 | 1312223301020 |
5 | 30431043024 |
6 | 3030502132 |
7 | 525310211 |
oct | 166536110 |
9 | 64480002 |
10 | 31112264 |
11 | 16620117 |
12 | a504948 |
13 | 65a4331 |
14 | 41bc408 |
15 | 2ae86ae |
hex | 1dabc48 |
31112264 has 32 divisors (see below), whose sum is σ = 60636600. Its totient is φ = 14952960.
The previous prime is 31112209. The next prime is 31112281. The reversal of 31112264 is 46221113.
It can be written as a sum of positive squares in 4 ways, for example, as 30891364 + 220900 = 5558^2 + 470^2 .
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 in 7 ways as a sum of consecutive naturals, for example, 25754 + ... + 26934.
Almost surely, 231112264 is an apocalyptic number.
It is an amenable number.
31112264 is a deficient number, since it is larger than the sum of its proper divisors (29524336).
31112264 is a wasteful number, since it uses less digits than its factorization.
31112264 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1313 (or 1309 counting only the distinct ones).
The product of its digits is 288, while the sum is 20.
The square root of 31112264 is about 5577.8368567035. The cubic root of 31112264 is about 314.5168169567.
Adding to 31112264 its reverse (46221113), we get a palindrome (77333377).
The spelling of 31112264 in words is "thirty-one million, one hundred twelve thousand, two hundred sixty-four".
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