Base | Representation |
---|---|
bin | 111011011000… |
… | …0001000010110 |
3 | 2011120120111221 |
4 | 1312300020112 |
5 | 30432131014 |
6 | 3031120554 |
7 | 525413260 |
oct | 166601026 |
9 | 64516457 |
10 | 31130134 |
11 | 16632592 |
12 | a51315a |
13 | 65ac4c9 |
14 | 41c4b30 |
15 | 2aedb24 |
hex | 1db0216 |
31130134 has 8 divisors (see below), whose sum is σ = 53365968. Its totient is φ = 13341480.
The previous prime is 31130101. The next prime is 31130147. The reversal of 31130134 is 43103113.
31130134 is nontrivially palindromic in base 12.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
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, 1111777 + ... + 1111804.
It is an arithmetic number, because the mean of its divisors is an integer number (6670746).
Almost surely, 231130134 is an apocalyptic number.
31130134 is a deficient number, since it is larger than the sum of its proper divisors (22235834).
31130134 is a wasteful number, since it uses less digits than its factorization.
31130134 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2223590.
The product of its (nonzero) digits is 108, while the sum is 16.
The square root of 31130134 is about 5579.4385022151. The cubic root of 31130134 is about 314.5770219377.
Adding to 31130134 its reverse (43103113), we get a palindrome (74233247).
The spelling of 31130134 in words is "thirty-one million, one hundred thirty thousand, one hundred thirty-four".
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