Base | Representation |
---|---|
bin | 11101010011100011… |
… | …000101000100011001 |
3 | 10000012221201120222200 |
4 | 131103203011010121 |
5 | 1003420404211201 |
6 | 22242215440413 |
7 | 2162524426335 |
oct | 352343050431 |
9 | 100187646880 |
10 | 31466475801 |
11 | 12388007002 |
12 | 6122086109 |
13 | 2c7614a267 |
14 | 17471027c5 |
15 | c42750386 |
hex | 7538c5119 |
31466475801 has 12 divisors (see below), whose sum is σ = 46508590128. Its totient is φ = 20489797944.
The previous prime is 31466475773. The next prime is 31466475809. The reversal of 31466475801 is 10857466413.
31466475801 is a `hidden beast` number, since 3 + 1 + 4 + 6 + 64 + 7 + 580 + 1 = 666.
It is not a de Polignac number, because 31466475801 - 25 = 31466475769 is a prime.
It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (31466475809) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40653975 + ... + 40654748.
It is an arithmetic number, because the mean of its divisors is an integer number (3875715844).
Almost surely, 231466475801 is an apocalyptic number.
It is an amenable number.
31466475801 is a deficient number, since it is larger than the sum of its proper divisors (15042114327).
31466475801 is a wasteful number, since it uses less digits than its factorization.
31466475801 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81308772 (or 81308769 counting only the distinct ones).
The product of its (nonzero) digits is 483840, while the sum is 45.
The spelling of 31466475801 in words is "thirty-one billion, four hundred sixty-six million, four hundred seventy-five thousand, eight hundred one".
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