Base | Representation |
---|---|
bin | 11110111011011110110101… |
… | …10011100011100010001100 |
3 | 22220211010020220211121001220 |
4 | 33131233122303203202030 |
5 | 32403322122342031030 |
6 | 400353230410003340 |
7 | 20216612112544104 |
oct | 1735573263434214 |
9 | 286733226747056 |
10 | 68014478080140 |
11 | 1a742861819229 |
12 | 77657b3116550 |
13 | 2bc4978b30377 |
14 | 12b1cbdb7a204 |
15 | 7ce32cad4a10 |
hex | 3ddbdace388c |
68014478080140 has 96 divisors (see below), whose sum is σ = 199276710721536. Its totient is φ = 17311683294720.
The previous prime is 68014478080139. The next prime is 68014478080169. The reversal of 68014478080140 is 4108087441086.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 250322602 + ... + 250594161.
It is an arithmetic number, because the mean of its divisors is an integer number (2075799070016).
Almost surely, 268014478080140 is an apocalyptic number.
68014478080140 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
68014478080140 is an abundant number, since it is smaller than the sum of its proper divisors (131262232641396).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68014478080140 is a wasteful number, since it uses less digits than its factorization.
68014478080140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 500916879 (or 500916877 counting only the distinct ones).
The product of its (nonzero) digits is 1376256, while the sum is 51.
The spelling of 68014478080140 in words is "sixty-eight trillion, fourteen billion, four hundred seventy-eight million, eighty thousand, one hundred forty".
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