Base | Representation |
---|---|
bin | 11101001010100000… |
… | …001111101000101010 |
3 | 2222211101012111110020 |
4 | 131022200033220222 |
5 | 1003113033101311 |
6 | 22215155301310 |
7 | 2156002610250 |
oct | 351240175052 |
9 | 88741174406 |
10 | 31314737706 |
11 | 1230a397a1a |
12 | 609b2aa836 |
13 | 2c508901c5 |
14 | 1730cc45d0 |
15 | c3427ac06 |
hex | 74a80fa2a |
31314737706 has 16 divisors (see below), whose sum is σ = 71576543424. Its totient is φ = 8947067904.
The previous prime is 31314737693. The next prime is 31314737717. The reversal of 31314737706 is 60773741313.
It is a super-2 number, since 2×313147377062 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 745588993 = 31314737706 / (3 + 1 + 3 + 1 + 4 + 7 + 3 + 7 + 7 + 0 + 6).
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, 372794455 + ... + 372794538.
It is an arithmetic number, because the mean of its divisors is an integer number (4473533964).
Almost surely, 231314737706 is an apocalyptic number.
31314737706 is an abundant number, since it is smaller than the sum of its proper divisors (40261805718).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31314737706 is a wasteful number, since it uses less digits than its factorization.
31314737706 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 745589005.
The product of its (nonzero) digits is 222264, while the sum is 42.
The spelling of 31314737706 in words is "thirty-one billion, three hundred fourteen million, seven hundred thirty-seven thousand, seven hundred six".
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