Base | Representation |
---|---|
bin | 11000010001010110… |
… | …01100100111000000 |
3 | 1020122010002010000220 |
4 | 30020223030213000 |
5 | 203141243142311 |
6 | 5552555343040 |
7 | 640622641032 |
oct | 141053144700 |
9 | 36563063026 |
10 | 13030443456 |
11 | 5587389038 |
12 | 2637a51a80 |
13 | 12c87a0794 |
14 | 8b8811c52 |
15 | 513e67206 |
hex | 308acc9c0 |
13030443456 has 28 divisors (see below), whose sum is σ = 34476382152. Its totient is φ = 4343481088.
The previous prime is 13030443431. The next prime is 13030443457. The reversal of 13030443456 is 65434403031.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13030443457) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33933255 + ... + 33933638.
Almost surely, 213030443456 is an apocalyptic number.
13030443456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
13030443456 is an abundant number, since it is smaller than the sum of its proper divisors (21445938696).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13030443456 is an equidigital number, since it uses as much as digits as its factorization.
13030443456 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 67866908 (or 67866898 counting only the distinct ones).
The product of its (nonzero) digits is 51840, while the sum is 33.
Adding to 13030443456 its reverse (65434403031), we get a palindrome (78464846487).
The spelling of 13030443456 in words is "thirteen billion, thirty million, four hundred forty-three thousand, four hundred fifty-six".
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