Base | Representation |
---|---|
bin | 11000111111110100… |
… | …00000110011000000 |
3 | 1021122021110221212222 |
4 | 30133322000303000 |
5 | 204441033000300 |
6 | 10055401310212 |
7 | 653364562565 |
oct | 143772006300 |
9 | 37567427788 |
10 | 13420203200 |
11 | 576739a328 |
12 | 2726495368 |
13 | 135b468051 |
14 | 9144ac86c |
15 | 5382a6785 |
hex | 31fe80cc0 |
13420203200 has 168 divisors, whose sum is σ = 33876782640. Its totient is φ = 5231001600.
The previous prime is 13420203197. The next prime is 13420203227. The reversal of 13420203200 is 230202431.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10394555 + ... + 10395845.
Almost surely, 213420203200 is an apocalyptic number.
13420203200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13420203200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16938391320).
13420203200 is an abundant number, since it is smaller than the sum of its proper divisors (20456579440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13420203200 is a wasteful number, since it uses less digits than its factorization.
13420203200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1475 (or 1460 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 17.
Adding to 13420203200 its reverse (230202431), we get a palindrome (13650405631).
The spelling of 13420203200 in words is "thirteen billion, four hundred twenty million, two hundred three thousand, two hundred".
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