Base | Representation |
---|---|
bin | 11111000100000010010111… |
… | …00001101011101001100000 |
3 | 22221212012222201120201022110 |
4 | 33202001023201223221200 |
5 | 32423131124302340240 |
6 | 401140242543235320 |
7 | 20250056333240610 |
oct | 1742011341535140 |
9 | 287765881521273 |
10 | 68308426996320 |
11 | 1a846494273705 |
12 | 77b2769ba8b40 |
13 | 2c165c31186b4 |
14 | 12c22073b2a40 |
15 | 7d6cd3e19c80 |
hex | 3e204b86ba60 |
68308426996320 has 192 divisors, whose sum is σ = 248166396656640. Its totient is φ = 15470112872448.
The previous prime is 68308426996307. The next prime is 68308426996331. The reversal of 68308426996320 is 2369962480386.
It is a happy number.
It is a congruent number.
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, 92890132 + ... + 93622611.
It is an arithmetic number, because the mean of its divisors is an integer number (1292533315920).
Almost surely, 268308426996320 is an apocalyptic number.
68308426996320 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
68308426996320 is an abundant number, since it is smaller than the sum of its proper divisors (179857969660320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68308426996320 is a wasteful number, since it uses less digits than its factorization.
68308426996320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 186512877 (or 186512869 counting only the distinct ones).
The product of its (nonzero) digits is 161243136, while the sum is 66.
The spelling of 68308426996320 in words is "sixty-eight trillion, three hundred eight billion, four hundred twenty-six million, nine hundred ninety-six thousand, three hundred twenty".
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