Base | Representation |
---|---|
bin | 11000101101100101… |
… | …01101010010000000 |
3 | 1021020121202022221210 |
4 | 30112302231102000 |
5 | 204132411341222 |
6 | 10032300050120 |
7 | 646530063300 |
oct | 142662552200 |
9 | 37217668853 |
10 | 13267293312 |
11 | 569904a919 |
12 | 26a3233940 |
13 | 133588a820 |
14 | 8dc067600 |
15 | 529b4ed0c |
hex | 316cad480 |
13267293312 has 384 divisors, whose sum is σ = 44813381760. Its totient is φ = 3446489088.
The previous prime is 13267293311. The next prime is 13267293337. The reversal of 13267293312 is 21339276231.
It is a tau number, because it is divible by the number of its divisors (384).
It is a Harshad number since it is a multiple of its sum of digits (39).
It is not an unprimeable number, because it can be changed into a prime (13267293311) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17856013 + ... + 17856755.
It is an arithmetic number, because the mean of its divisors is an integer number (116701515).
Almost surely, 213267293312 is an apocalyptic number.
13267293312 is a gapful number since it is divisible by the number (12) 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 13267293312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22406690880).
13267293312 is an abundant number, since it is smaller than the sum of its proper divisors (31546088448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13267293312 is a wasteful number, since it uses less digits than its factorization.
13267293312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 860 (or 841 counting only the distinct ones).
The product of its digits is 81648, while the sum is 39.
The spelling of 13267293312 in words is "thirteen billion, two hundred sixty-seven million, two hundred ninety-three thousand, three hundred twelve".
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