Base | Representation |
---|---|
bin | 111011010011… |
… | …1001010110010 |
3 | 2011111201011101 |
4 | 1312213022302 |
5 | 30424442201 |
6 | 3030235014 |
7 | 525201250 |
oct | 166471262 |
9 | 64451141 |
10 | 31093426 |
11 | 16607a51 |
12 | a4b5a6a |
13 | 65988a0 |
14 | 41b55d0 |
15 | 2ae2d01 |
hex | 1da72b2 |
31093426 has 16 divisors (see below), whose sum is σ = 57403584. Its totient is φ = 12300624.
The previous prime is 31093417. The next prime is 31093471. The reversal of 31093426 is 62439013.
It is a super-2 number, since 2×310934262 = 1933602280834952, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 31093394 and 31093403.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85240 + ... + 85603.
It is an arithmetic number, because the mean of its divisors is an integer number (3587724).
Almost surely, 231093426 is an apocalyptic number.
31093426 is a deficient number, since it is larger than the sum of its proper divisors (26310158).
31093426 is a wasteful number, since it uses less digits than its factorization.
31093426 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 170865.
The product of its (nonzero) digits is 3888, while the sum is 28.
The square root of 31093426 is about 5576.1479535608. The cubic root of 31093426 is about 314.4533257665.
The spelling of 31093426 in words is "thirty-one million, ninety-three thousand, four hundred twenty-six".
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