Base | Representation |
---|---|
bin | 100000000010001110… |
… | …0111000011011110110 |
3 | 20120120101100020221222 |
4 | 1000010130320123312 |
5 | 2111342301004130 |
6 | 51334213310342 |
7 | 4653532453532 |
oct | 1000434703366 |
9 | 216511306858 |
10 | 68794156790 |
11 | 271a2565237 |
12 | 113bb0353b2 |
13 | 6644688668 |
14 | 3488804bc2 |
15 | 1bc981dce5 |
hex | 10047386f6 |
68794156790 has 8 divisors (see below), whose sum is σ = 123829482240. Its totient is φ = 27517662712.
The previous prime is 68794156741. The next prime is 68794156807. The reversal of 68794156790 is 9765149786.
It is a sphenic number, since it is the product of 3 distinct primes.
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, 3439707830 + ... + 3439707849.
It is an arithmetic number, because the mean of its divisors is an integer number (15478685280).
Almost surely, 268794156790 is an apocalyptic number.
68794156790 is a deficient number, since it is larger than the sum of its proper divisors (55035325450).
68794156790 is a wasteful number, since it uses less digits than its factorization.
68794156790 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6879415686.
The product of its (nonzero) digits is 22861440, while the sum is 62.
The spelling of 68794156790 in words is "sixty-eight billion, seven hundred ninety-four million, one hundred fifty-six thousand, seven hundred ninety".
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