Base | Representation |
---|---|
bin | 1011110000101110110111… |
… | …1011010011010010111000 |
3 | 1200210021100101122202210200 |
4 | 2330023231323103102320 |
5 | 3143333403341303210 |
6 | 43300450134042200 |
7 | 2503203063305604 |
oct | 274135573232270 |
9 | 50707311582720 |
10 | 12931843306680 |
11 | 4136400461281 |
12 | 154a3401a9360 |
13 | 72a6103b479c |
14 | 329c9415a504 |
15 | 1765c0cd60c0 |
hex | bc2eded34b8 |
12931843306680 has 96 divisors (see below), whose sum is σ = 42038182040400. Its totient is φ = 3447696365568.
The previous prime is 12931843306673. The next prime is 12931843306741. The reversal of 12931843306680 is 8660334813921.
12931843306680 is a `hidden beast` number, since 1 + 293 + 1 + 8 + 43 + 306 + 6 + 8 + 0 = 666.
It is a congruent number.
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, 2577369 + ... + 5701448.
Almost surely, 212931843306680 is an apocalyptic number.
12931843306680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12931843306680 is an abundant number, since it is smaller than the sum of its proper divisors (29106338733720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12931843306680 is a wasteful number, since it uses less digits than its factorization.
12931843306680 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8283173 (or 8283166 counting only the distinct ones).
The product of its (nonzero) digits is 4478976, while the sum is 54.
The spelling of 12931843306680 in words is "twelve trillion, nine hundred thirty-one billion, eight hundred forty-three million, three hundred six thousand, six hundred eighty".
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