Base | Representation |
---|---|
bin | 1011010111110000101… |
… | …00111011000011011011 |
3 | 1101100111110222200010120 |
4 | 11223320110323003123 |
5 | 22400140100302341 |
6 | 455254033444323 |
7 | 40141145114403 |
oct | 5537024730333 |
9 | 1340443880116 |
10 | 390713290971 |
11 | 140778515463 |
12 | 638811106a3 |
13 | 2aac8664a43 |
14 | 14ca6a77803 |
15 | a26b486066 |
hex | 5af853b0db |
390713290971 has 16 divisors (see below), whose sum is σ = 560944310400. Its totient is φ = 240998292608.
The previous prime is 390713290967. The next prime is 390713290991. The reversal of 390713290971 is 179092317093.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 390713290971 - 22 = 390713290967 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is not an unprimeable number, because it can be changed into a prime (390713290991) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64921101 + ... + 64927118.
It is an arithmetic number, because the mean of its divisors is an integer number (35059019400).
Almost surely, 2390713290971 is an apocalyptic number.
390713290971 is a deficient number, since it is larger than the sum of its proper divisors (170231019429).
390713290971 is a wasteful number, since it uses less digits than its factorization.
390713290971 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 129848298.
The product of its (nonzero) digits is 642978, while the sum is 51.
The spelling of 390713290971 in words is "three hundred ninety billion, seven hundred thirteen million, two hundred ninety thousand, nine hundred seventy-one".
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