Base | Representation |
---|---|
bin | 11000010011000000… |
… | …00110100101101110 |
3 | 1020200002011201200121 |
4 | 30021200012211232 |
5 | 203203320444210 |
6 | 5554212515154 |
7 | 641151553252 |
oct | 141140064556 |
9 | 36602151617 |
10 | 13044312430 |
11 | 55941a0aa6 |
12 | 264061baba |
13 | 12cb618386 |
14 | 8ba5c2262 |
15 | 5152a66da |
hex | 30980696e |
13044312430 has 32 divisors (see below), whose sum is σ = 23724140544. Its totient is φ = 5163489696.
The previous prime is 13044312377. The next prime is 13044312467. The reversal of 13044312430 is 3421344031.
It is a junction number, because it is equal to n+sod(n) for n = 13044312395 and 13044312404.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1874217 + ... + 1881163.
It is an arithmetic number, because the mean of its divisors is an integer number (741379392).
Almost surely, 213044312430 is an apocalyptic number.
13044312430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13044312430 is a deficient number, since it is larger than the sum of its proper divisors (10679828114).
13044312430 is a wasteful number, since it uses less digits than its factorization.
13044312430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8880.
The product of its (nonzero) digits is 3456, while the sum is 25.
Adding to 13044312430 its reverse (3421344031), we get a palindrome (16465656461).
The spelling of 13044312430 in words is "thirteen billion, forty-four million, three hundred twelve thousand, four hundred thirty".
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