Base | Representation |
---|---|
bin | 10110111011111000… |
… | …11011000110111001 |
3 | 1011210011002121000001 |
4 | 23131330123012321 |
5 | 200204231222001 |
6 | 5353505513001 |
7 | 614066232421 |
oct | 133574330671 |
9 | 34704077001 |
10 | 12313539001 |
11 | 5249743115 |
12 | 2477942761 |
13 | 12130c2c6a |
14 | 84b517481 |
15 | 4c1056001 |
hex | 2ddf1b1b9 |
12313539001 has 4 divisors (see below), whose sum is σ = 12313822500. Its totient is φ = 12313255504.
The previous prime is 12313538999. The next prime is 12313539013. The reversal of 12313539001 is 10093531321.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10093531321 = 2087 ⋅4836383.
It can be written as a sum of positive squares in 2 ways, for example, as 1167247225 + 11146291776 = 34165^2 + 105576^2 .
It is a cyclic number.
It is not a de Polignac number, because 12313539001 - 21 = 12313538999 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12313509001) 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, 61426 + ... + 168523.
It is an arithmetic number, because the mean of its divisors is an integer number (3078455625).
Almost surely, 212313539001 is an apocalyptic number.
It is an amenable number.
12313539001 is a deficient number, since it is larger than the sum of its proper divisors (283499).
12313539001 is an equidigital number, since it uses as much as digits as its factorization.
12313539001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 283498.
The product of its (nonzero) digits is 2430, while the sum is 28.
The spelling of 12313539001 in words is "twelve billion, three hundred thirteen million, five hundred thirty-nine thousand, one".
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