Base | Representation |
---|---|
bin | 111011010000… |
… | …0000001000101 |
3 | 2011110012222110 |
4 | 1312200001011 |
5 | 30423023013 |
6 | 3025451233 |
7 | 525016662 |
oct | 166400105 |
9 | 64405873 |
10 | 31064133 |
11 | 16597a41 |
12 | a4a0b19 |
13 | 6588459 |
14 | 41a8a69 |
15 | 2ad92c3 |
hex | 1da0045 |
31064133 has 32 divisors (see below), whose sum is σ = 44789760. Its totient is φ = 19113920.
The previous prime is 31064119. The next prime is 31064179. The reversal of 31064133 is 33146013.
It is a cyclic number.
It is not a de Polignac number, because 31064133 - 214 = 31047749 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31064233) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 290266 + ... + 290372.
It is an arithmetic number, because the mean of its divisors is an integer number (1399680).
Almost surely, 231064133 is an apocalyptic number.
It is an amenable number.
31064133 is a deficient number, since it is larger than the sum of its proper divisors (13725627).
31064133 is a wasteful number, since it uses less digits than its factorization.
31064133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 257.
The product of its (nonzero) digits is 648, while the sum is 21.
The square root of 31064133 is about 5573.5207005985. The cubic root of 31064133 is about 314.3545463072.
The spelling of 31064133 in words is "thirty-one million, sixty-four thousand, one hundred thirty-three".
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