Base | Representation |
---|---|
bin | 11000010000011110… |
… | …10001011100000000 |
3 | 1020121121022012112022 |
4 | 30020033101130000 |
5 | 203132404420300 |
6 | 5552134421012 |
7 | 640503502133 |
oct | 141017213400 |
9 | 36547265468 |
10 | 13023123200 |
11 | 558323923a |
12 | 2635501768 |
13 | 12c7109879 |
14 | 8b786821a |
15 | 5134bd285 |
hex | 3083d1700 |
13023123200 has 108 divisors (see below), whose sum is σ = 32280282888. Its totient is φ = 5201817600.
The previous prime is 13023123163. The next prime is 13023123229. The reversal of 13023123200 is 232132031.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7557539 + ... + 7559261.
Almost surely, 213023123200 is an apocalyptic number.
13023123200 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 13023123200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16140141444).
13023123200 is an abundant number, since it is smaller than the sum of its proper divisors (19257159688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13023123200 is a wasteful number, since it uses less digits than its factorization.
13023123200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2930 (or 2911 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 13023123200 its reverse (232132031), we get a palindrome (13255255231).
The spelling of 13023123200 in words is "thirteen billion, twenty-three million, one hundred twenty-three thousand, two hundred".
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