Base | Representation |
---|---|
bin | 1000000111110… |
… | …01000000100010 |
3 | 11202012022010222 |
4 | 10003321000202 |
5 | 114420110202 |
6 | 10432123042 |
7 | 1455041150 |
oct | 403710042 |
9 | 152168128 |
10 | 68128802 |
11 | 355031a5 |
12 | 1a996482 |
13 | 11164c01 |
14 | 90963d0 |
15 | 5eab4a2 |
hex | 40f9022 |
68128802 has 8 divisors (see below), whose sum is σ = 116792256. Its totient is φ = 29198052.
The previous prime is 68128799. The next prime is 68128811. The reversal of 68128802 is 20882186.
It is a sphenic number, since it is the product of 3 distinct primes.
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, 2433158 + ... + 2433185.
It is an arithmetic number, because the mean of its divisors is an integer number (14599032).
Almost surely, 268128802 is an apocalyptic number.
68128802 is a deficient number, since it is larger than the sum of its proper divisors (48663454).
68128802 is a wasteful number, since it uses less digits than its factorization.
68128802 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4866352.
The product of its (nonzero) digits is 12288, while the sum is 35.
The square root of 68128802 is about 8254.0173249152. The cubic root of 68128802 is about 408.4230561504.
The spelling of 68128802 in words is "sixty-eight million, one hundred twenty-eight thousand, eight hundred two".
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