Base | Representation |
---|---|
bin | 10110111111001101… |
… | …10100110000011000 |
3 | 1011212002120200001220 |
4 | 23133212310300120 |
5 | 200233401300240 |
6 | 5400343412040 |
7 | 614555302221 |
oct | 133746646030 |
9 | 34762520056 |
10 | 12341431320 |
11 | 5263464019 |
12 | 2485154020 |
13 | 1218b0a7aa |
14 | 8510d8248 |
15 | 4c37155d0 |
hex | 2df9b4c18 |
12341431320 has 192 divisors, whose sum is σ = 38266313760. Its totient is φ = 3184066560.
The previous prime is 12341431307. The next prime is 12341431331. The reversal of 12341431320 is 2313414321.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 38931802 + ... + 38932118.
Almost surely, 212341431320 is an apocalyptic number.
12341431320 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 12341431320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19133156880).
12341431320 is an abundant number, since it is smaller than the sum of its proper divisors (25924882440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12341431320 is a wasteful number, since it uses less digits than its factorization.
12341431320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 606 (or 561 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 24.
Adding to 12341431320 its reverse (2313414321), we get a palindrome (14654845641).
The spelling of 12341431320 in words is "twelve billion, three hundred forty-one million, four hundred thirty-one thousand, three hundred twenty".
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