Base | Representation |
---|---|
bin | 11100111011111100… |
… | …000100110000100010 |
3 | 2222012100101120202122 |
4 | 130323330010300202 |
5 | 1002113003444241 |
6 | 22135025544242 |
7 | 2146644554342 |
oct | 347374046042 |
9 | 88170346678 |
10 | 31070374946 |
11 | 121a4464626 |
12 | 60314a5082 |
13 | 2c12072660 |
14 | 170a674d22 |
15 | c1caac04b |
hex | 73bf04c22 |
31070374946 has 32 divisors (see below), whose sum is σ = 50659242480. Its totient is φ = 14206703616.
The previous prime is 31070374919. The next prime is 31070374963. The reversal of 31070374946 is 64947307013.
It can be written as a sum of positive squares in 8 ways, for example, as 5838640921 + 25231734025 = 76411^2 + 158845^2 .
It is a junction number, because it is equal to n+sod(n) for n = 31070374897 and 31070374906.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1804490 + ... + 1821626.
Almost surely, 231070374946 is an apocalyptic number.
31070374946 is a deficient number, since it is larger than the sum of its proper divisors (19588867534).
31070374946 is a wasteful number, since it uses less digits than its factorization.
31070374946 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17798.
The product of its (nonzero) digits is 381024, while the sum is 44.
The spelling of 31070374946 in words is "thirty-one billion, seventy million, three hundred seventy-four thousand, nine hundred forty-six".
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