Base | Representation |
---|---|
bin | 111011010000… |
… | …0000110010110 |
3 | 2011110020102221 |
4 | 1312200012112 |
5 | 30423030340 |
6 | 3025452554 |
7 | 525020653 |
oct | 166400626 |
9 | 64406387 |
10 | 31064470 |
11 | 16598218 |
12 | a4a115a |
13 | 6588658 |
14 | 41a8c2a |
15 | 2ad944a |
hex | 1da0196 |
31064470 has 16 divisors (see below), whose sum is σ = 57280608. Its totient is φ = 12122560.
The previous prime is 31064461. The next prime is 31064477. The reversal of 31064470 is 7446013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31064477) 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 7 ways as a sum of consecutive naturals, for example, 37474 + ... + 38293.
It is an arithmetic number, because the mean of its divisors is an integer number (3580038).
Almost surely, 231064470 is an apocalyptic number.
31064470 is a deficient number, since it is larger than the sum of its proper divisors (26216138).
31064470 is a wasteful number, since it uses less digits than its factorization.
31064470 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 75815.
The product of its (nonzero) digits is 2016, while the sum is 25.
The square root of 31064470 is about 5573.5509327537. The cubic root of 31064470 is about 314.3556830641.
The spelling of 31064470 in words is "thirty-one million, sixty-four thousand, four hundred seventy".
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