Base | Representation |
---|---|
bin | 10111000110110101… |
… | …01010001011011100 |
3 | 1012000112212010120100 |
4 | 23203122222023130 |
5 | 200401232214012 |
6 | 5410545421100 |
7 | 616262513316 |
oct | 134332521334 |
9 | 35015763510 |
10 | 12405351132 |
11 | 5296551a09 |
12 | 24a263a790 |
13 | 122912a975 |
14 | 8597b67b6 |
15 | 4c913e8dc |
hex | 2e36aa2dc |
12405351132 has 36 divisors (see below), whose sum is σ = 31872041656. Its totient is φ = 4067327520.
The previous prime is 12405351121. The next prime is 12405351169. The reversal of 12405351132 is 23115350421.
12405351132 is a `hidden beast` number, since 12 + 4 + 0 + 535 + 113 + 2 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a junction number, because it is equal to n+sod(n) for n = 12405351096 and 12405351105.
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, 2822338 + ... + 2826729.
Almost surely, 212405351132 is an apocalyptic number.
12405351132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12405351132 is an abundant number, since it is smaller than the sum of its proper divisors (19466690524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12405351132 is a wasteful number, since it uses less digits than its factorization.
12405351132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5649138 (or 5649133 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 27.
The spelling of 12405351132 in words is "twelve billion, four hundred five million, three hundred fifty-one thousand, one hundred thirty-two".
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