Base | Representation |
---|---|
bin | 11000011100000011… |
… | …01001000111000011 |
3 | 1020212100222220022020 |
4 | 30032001221013003 |
5 | 203332233312233 |
6 | 10005523412523 |
7 | 643062655101 |
oct | 141601510703 |
9 | 36770886266 |
10 | 13120213443 |
11 | 5623022607 |
12 | 2661b24143 |
13 | 1311271b0c |
14 | 8c66dcc71 |
15 | 51bc9a9b3 |
hex | 30e0691c3 |
13120213443 has 8 divisors (see below), whose sum is σ = 17502827856. Its totient is φ = 8742204000.
The previous prime is 13120213433. The next prime is 13120213451. The reversal of 13120213443 is 34431202131.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13120213443 - 214 = 13120197059 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13120213433) 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, 1144588 + ... + 1155993.
It is an arithmetic number, because the mean of its divisors is an integer number (2187853482).
Almost surely, 213120213443 is an apocalyptic number.
13120213443 is a deficient number, since it is larger than the sum of its proper divisors (4382614413).
13120213443 is a wasteful number, since it uses less digits than its factorization.
13120213443 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2302485.
The product of its (nonzero) digits is 1728, while the sum is 24.
Adding to 13120213443 its reverse (34431202131), we get a palindrome (47551415574).
The spelling of 13120213443 in words is "thirteen billion, one hundred twenty million, two hundred thirteen thousand, four hundred forty-three".
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