Base | Representation |
---|---|
bin | 11001010001111110… |
… | …11110010110000101 |
3 | 1022000220022001000001 |
4 | 30220333132112011 |
5 | 210244043124033 |
6 | 10122444321301 |
7 | 660225310354 |
oct | 145077362605 |
9 | 38026261001 |
10 | 13572629893 |
11 | 58354397a9 |
12 | 2769543231 |
13 | 1383c06664 |
14 | 92a82999b |
15 | 546864e7d |
hex | 328fde585 |
13572629893 has 4 divisors (see below), whose sum is σ = 13611520300. Its totient is φ = 13533739488.
The previous prime is 13572629891. The next prime is 13572629933. The reversal of 13572629893 is 39892627531.
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 10339229124 + 3233400769 = 101682^2 + 56863^2 .
It is a cyclic number.
It is not a de Polignac number, because 13572629893 - 21 = 13572629891 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 (13572629891) 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 3 ways as a sum of consecutive naturals, for example, 19444680 + ... + 19445377.
It is an arithmetic number, because the mean of its divisors is an integer number (3402880075).
Almost surely, 213572629893 is an apocalyptic number.
It is an amenable number.
13572629893 is a deficient number, since it is larger than the sum of its proper divisors (38890407).
13572629893 is an equidigital number, since it uses as much as digits as its factorization.
13572629893 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38890406.
The product of its digits is 4898880, while the sum is 55.
The spelling of 13572629893 in words is "thirteen billion, five hundred seventy-two million, six hundred twenty-nine thousand, eight hundred ninety-three".
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