Base | Representation |
---|---|
bin | 111100000111… |
… | …1110101000010 |
3 | 2012022111012201 |
4 | 1320033311002 |
5 | 31032201424 |
6 | 3043343414 |
7 | 531635131 |
oct | 170176502 |
9 | 65274181 |
10 | 31522114 |
11 | 16880038 |
12 | a681b6a |
13 | 66b8a50 |
14 | 4287918 |
15 | 2b79d44 |
hex | 1e0fd42 |
31522114 has 16 divisors (see below), whose sum is σ = 53916408. Its totient is φ = 13692672.
The previous prime is 31522103. The next prime is 31522129. The reversal of 31522114 is 41122513.
It can be written as a sum of positive squares in 4 ways, for example, as 22250089 + 9272025 = 4717^2 + 3045^2 .
It is a junction number, because it is equal to n+sod(n) for n = 31522091 and 31522100.
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, 35217 + ... + 36100.
Almost surely, 231522114 is an apocalyptic number.
31522114 is a gapful number since it is divisible by the number (34) formed by its first and last digit.
31522114 is a deficient number, since it is larger than the sum of its proper divisors (22394294).
31522114 is a wasteful number, since it uses less digits than its factorization.
31522114 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 71349.
The product of its digits is 240, while the sum is 19.
The square root of 31522114 is about 5614.4558062202. The cubic root of 31522114 is about 315.8918673443.
Adding to 31522114 its reverse (41122513), we get a palindrome (72644627).
The spelling of 31522114 in words is "thirty-one million, five hundred twenty-two thousand, one hundred fourteen".
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