Base | Representation |
---|---|
bin | 1001001011011100011… |
… | …00101101101101000001 |
3 | 1010011001110211002210001 |
4 | 10211232030231231001 |
5 | 20131400122024142 |
6 | 400514554440001 |
7 | 31533306000601 |
oct | 4455614555501 |
9 | 1104043732701 |
10 | 315381439297 |
11 | 111830667301 |
12 | 51158733001 |
13 | 239816bac92 |
14 | 1139bc98c01 |
15 | 830cc1c5b7 |
hex | 496e32db41 |
315381439297 has 16 divisors (see below), whose sum is σ = 321279678720. Its totient is φ = 309527592192.
The previous prime is 315381439277. The next prime is 315381439319. The reversal of 315381439297 is 792934183513.
It is a cyclic number.
It is not a de Polignac number, because 315381439297 - 211 = 315381437249 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (315381439277) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31410604 + ... + 31420642.
It is an arithmetic number, because the mean of its divisors is an integer number (20079979920).
Almost surely, 2315381439297 is an apocalyptic number.
It is an amenable number.
315381439297 is a deficient number, since it is larger than the sum of its proper divisors (5898239423).
315381439297 is a wasteful number, since it uses less digits than its factorization.
315381439297 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12192.
The product of its digits is 4898880, while the sum is 55.
The spelling of 315381439297 in words is "three hundred fifteen billion, three hundred eighty-one million, four hundred thirty-nine thousand, two hundred ninety-seven".
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