Base | Representation |
---|---|
bin | 1110010001010010001101… |
… | …00010101111100111110000 |
3 | 11010002220211002220221220112 |
4 | 13020221012202233213300 |
5 | 13103113134412441043 |
6 | 150423512131400452 |
7 | 6416100653623166 |
oct | 710510642574760 |
9 | 133086732827815 |
10 | 31380214577648 |
11 | 9aa9302059722 |
12 | 3629842453128 |
13 | 14681abc5ab01 |
14 | 7a6b4bda9236 |
15 | 396410e56518 |
hex | 1c8a468af9f0 |
31380214577648 has 20 divisors (see below), whose sum is σ = 62442386441160. Its totient is φ = 15266050334784.
The previous prime is 31380214577587. The next prime is 31380214577653. The reversal of 31380214577648 is 84677541208313.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26503559018 + ... + 26503560201.
It is an arithmetic number, because the mean of its divisors is an integer number (3122119322058).
Almost surely, 231380214577648 is an apocalyptic number.
It is an amenable number.
31380214577648 is a deficient number, since it is larger than the sum of its proper divisors (31062171863512).
31380214577648 is a wasteful number, since it uses less digits than its factorization.
31380214577648 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53007119264 (or 53007119258 counting only the distinct ones).
The product of its (nonzero) digits is 27095040, while the sum is 59.
The spelling of 31380214577648 in words is "thirty-one trillion, three hundred eighty billion, two hundred fourteen million, five hundred seventy-seven thousand, six hundred forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •