Base | Representation |
---|---|
bin | 100111001000111… |
… | …0010101011000101 |
3 | 10101112011212212211 |
4 | 1032101302223011 |
5 | 10142200134403 |
6 | 334152143421 |
7 | 44354516434 |
oct | 11621625305 |
9 | 3345155784 |
10 | 1313286853 |
11 | 61435293a |
12 | 307997b71 |
13 | 17c10a918 |
14 | c65bd11b |
15 | 7a46706d |
hex | 4e472ac5 |
1313286853 has 4 divisors (see below), whose sum is σ = 1313939980. Its totient is φ = 1312633728.
The previous prime is 1313286847. The next prime is 1313286869. The reversal of 1313286853 is 3586823131.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 931592484 + 381694369 = 30522^2 + 19537^2 .
It is a cyclic number.
It is not a de Polignac number, because 1313286853 - 213 = 1313278661 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1313286803) 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, 323538 + ... + 327571.
It is an arithmetic number, because the mean of its divisors is an integer number (328484995).
Almost surely, 21313286853 is an apocalyptic number.
It is an amenable number.
1313286853 is a deficient number, since it is larger than the sum of its proper divisors (653127).
1313286853 is an equidigital number, since it uses as much as digits as its factorization.
1313286853 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 653126.
The product of its digits is 103680, while the sum is 40.
The square root of 1313286853 is about 36239.2998414704. The cubic root of 1313286853 is about 1095.0985373124.
The spelling of 1313286853 in words is "one billion, three hundred thirteen million, two hundred eighty-six thousand, eight hundred fifty-three".
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