Base | Representation |
---|---|
bin | 11101010011111111… |
… | …110010011101011100 |
3 | 10000020110212221122202 |
4 | 131103333302131130 |
5 | 1003424321024011 |
6 | 22243045031032 |
7 | 2162645413031 |
oct | 352377623534 |
9 | 100213787582 |
10 | 31474001756 |
11 | 123912873aa |
12 | 61246b5478 |
13 | 2c778839a2 |
14 | 1748101388 |
15 | c4323a23b |
hex | 753ff275c |
31474001756 has 24 divisors (see below), whose sum is σ = 58536308880. Its totient is φ = 14756225792.
The previous prime is 31474001731. The next prime is 31474001759. The reversal of 31474001756 is 65710047413.
It is a super-2 number, since 2×314740017562 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31474001759) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 842030 + ... + 878613.
It is an arithmetic number, because the mean of its divisors is an integer number (2439012870).
Almost surely, 231474001756 is an apocalyptic number.
It is an amenable number.
31474001756 is a deficient number, since it is larger than the sum of its proper divisors (27062307124).
31474001756 is a wasteful number, since it uses less digits than its factorization.
31474001756 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1720933 (or 1720931 counting only the distinct ones).
The product of its (nonzero) digits is 70560, while the sum is 38.
The spelling of 31474001756 in words is "thirty-one billion, four hundred seventy-four million, one thousand, seven hundred fifty-six".
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