Base | Representation |
---|---|
bin | 1110010000101101001000… |
… | …0110001100001001010000 |
3 | 2001112000012222212010020110 |
4 | 3210023102012030021100 |
5 | 4023400424244441433 |
6 | 53203210341441320 |
7 | 3205565604242556 |
oct | 344132206141120 |
9 | 61460188763213 |
10 | 15680155468368 |
11 | 4aa5a09a87906 |
12 | 1912b04410240 |
13 | 89982b2769c1 |
14 | 3c2cd0403bd6 |
15 | 1c2d24460963 |
hex | e42d218c250 |
15680155468368 has 40 divisors (see below), whose sum is σ = 40508092702048. Its totient is φ = 5226586307712.
The previous prime is 15680155468331. The next prime is 15680155468387. The reversal of 15680155468368 is 86386455108651.
It is a junction number, because it is equal to n+sod(n) for n = 15680155468299 and 15680155468308.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2203630 + ... + 6017997.
Almost surely, 215680155468368 is an apocalyptic number.
It is an amenable number.
15680155468368 is an abundant number, since it is smaller than the sum of its proper divisors (24827937233680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15680155468368 is a wasteful number, since it uses less digits than its factorization.
15680155468368 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8261371 (or 8261365 counting only the distinct ones).
The product of its (nonzero) digits is 165888000, while the sum is 66.
The spelling of 15680155468368 in words is "fifteen trillion, six hundred eighty billion, one hundred fifty-five million, four hundred sixty-eight thousand, three hundred sixty-eight".
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