Base | Representation |
---|---|
bin | 111011110010… |
… | …0001000000110 |
3 | 2011222101122221 |
4 | 1313210020012 |
5 | 31010434420 |
6 | 3035442554 |
7 | 530261221 |
oct | 167441006 |
9 | 64871587 |
10 | 31343110 |
11 | 167685a7 |
12 | a5b645a |
13 | 6655426 |
14 | 423c5b8 |
15 | 2b41caa |
hex | 1de4206 |
31343110 has 16 divisors (see below), whose sum is σ = 56826000. Its totient is φ = 12446496.
The previous prime is 31343083. The next prime is 31343119. The reversal of 31343110 is 1134313.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31343119) 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, 9885 + ... + 12664.
It is an arithmetic number, because the mean of its divisors is an integer number (3551625).
Almost surely, 231343110 is an apocalyptic number.
31343110 is a deficient number, since it is larger than the sum of its proper divisors (25482890).
31343110 is a wasteful number, since it uses less digits than its factorization.
31343110 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22695.
The product of its (nonzero) digits is 108, while the sum is 16.
The square root of 31343110 is about 5598.4917611800. The cubic root of 31343110 is about 315.2927822898.
Adding to 31343110 its reverse (1134313), we get a palindrome (32477423).
The spelling of 31343110 in words is "thirty-one million, three hundred forty-three thousand, one hundred ten".
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