Base | Representation |
---|---|
bin | 11001000001000010… |
… | …00100000100101000 |
3 | 1021122222202001110022 |
4 | 30200201010010220 |
5 | 210001143041412 |
6 | 10100404540012 |
7 | 653550600266 |
oct | 144041040450 |
9 | 37588661408 |
10 | 13430440232 |
11 | 5772151590 |
12 | 27299b1608 |
13 | 1360610771 |
14 | 9159b5436 |
15 | 539129a72 |
hex | 320844128 |
13430440232 has 128 divisors (see below), whose sum is σ = 30638995200. Its totient is φ = 5443891200.
The previous prime is 13430440207. The next prime is 13430440271. The reversal of 13430440232 is 23204403431.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3748682 + ... + 3752262.
It is an arithmetic number, because the mean of its divisors is an integer number (239367150).
Almost surely, 213430440232 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13430440232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15319497600).
13430440232 is an abundant number, since it is smaller than the sum of its proper divisors (17208554968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13430440232 is a wasteful number, since it uses less digits than its factorization.
13430440232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3747 (or 3743 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 26.
Adding to 13430440232 its reverse (23204403431), we get a palindrome (36634843663).
The spelling of 13430440232 in words is "thirteen billion, four hundred thirty million, four hundred forty thousand, two hundred thirty-two".
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