Base | Representation |
---|---|
bin | 10010111001111… |
… | …110101110010101 |
3 | 211002211212112020 |
4 | 102321332232111 |
5 | 1122200022023 |
6 | 51250243353 |
7 | 10601030211 |
oct | 2271765625 |
9 | 732755466 |
10 | 317189013 |
11 | 153054889 |
12 | 8a286559 |
13 | 5093890b |
14 | 301a9941 |
15 | 1cca6de3 |
hex | 12e7eb95 |
317189013 has 4 divisors (see below), whose sum is σ = 422918688. Its totient is φ = 211459340.
The previous prime is 317189011. The next prime is 317189053. The reversal of 317189013 is 310981713.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 317189013 - 21 = 317189011 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (317189011) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52864833 + ... + 52864838.
It is an arithmetic number, because the mean of its divisors is an integer number (105729672).
Almost surely, 2317189013 is an apocalyptic number.
It is an amenable number.
317189013 is a deficient number, since it is larger than the sum of its proper divisors (105729675).
317189013 is a wasteful number, since it uses less digits than its factorization.
317189013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 105729674.
The product of its (nonzero) digits is 4536, while the sum is 33.
The square root of 317189013 is about 17809.8010376309. The cubic root of 317189013 is about 681.9816853955.
The spelling of 317189013 in words is "three hundred seventeen million, one hundred eighty-nine thousand, thirteen".
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