Base | Representation |
---|---|
bin | 11001001101000010… |
… | …11100011000101001 |
3 | 1021221000100100010212 |
4 | 30212201130120221 |
5 | 210202441444423 |
6 | 10114404350505 |
7 | 656213220521 |
oct | 144641343051 |
9 | 37830310125 |
10 | 13531203113 |
11 | 581401419a |
12 | 27576a5435 |
13 | 137846057c |
14 | 925124681 |
15 | 542dd0578 |
hex | 32685c629 |
13531203113 has 8 divisors (see below), whose sum is σ = 13997617920. Its totient is φ = 13066658640.
The previous prime is 13531203109. The next prime is 13531203181. The reversal of 13531203113 is 31130213531.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13531203113 - 22 = 13531203109 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (13531203013) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 452858 + ... + 481811.
It is an arithmetic number, because the mean of its divisors is an integer number (1749702240).
Almost surely, 213531203113 is an apocalyptic number.
It is an amenable number.
13531203113 is a deficient number, since it is larger than the sum of its proper divisors (466414807).
13531203113 is an equidigital number, since it uses as much as digits as its factorization.
13531203113 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 935167.
The product of its (nonzero) digits is 810, while the sum is 23.
Adding to 13531203113 its reverse (31130213531), we get a palindrome (44661416644).
The spelling of 13531203113 in words is "thirteen billion, five hundred thirty-one million, two hundred three thousand, one hundred thirteen".
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