Base | Representation |
---|---|
bin | 1000001100111… |
… | …01111100010111 |
3 | 11210110121212012 |
4 | 10012131330113 |
5 | 120103220000 |
6 | 10454414435 |
7 | 1463553563 |
oct | 406357427 |
9 | 153417765 |
10 | 68804375 |
11 | 35924822 |
12 | 1b06141b |
13 | 11340563 |
14 | 91d06a3 |
15 | 6091735 |
hex | 419df17 |
68804375 has 20 divisors (see below), whose sum is σ = 86503560. Its totient is φ = 54708000.
The previous prime is 68804369. The next prime is 68804399. The reversal of 68804375 is 57340886.
It is a happy number.
It is not a de Polignac number, because 68804375 - 226 = 1695511 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 176681 + ... + 177069.
It is an arithmetic number, because the mean of its divisors is an integer number (4325178).
Almost surely, 268804375 is an apocalyptic number.
68804375 is a deficient number, since it is larger than the sum of its proper divisors (17699185).
68804375 is an equidigital number, since it uses as much as digits as its factorization.
68804375 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 692 (or 677 counting only the distinct ones).
The product of its (nonzero) digits is 161280, while the sum is 41.
The square root of 68804375 is about 8294.8402636820. The cubic root of 68804375 is about 409.7686082799.
The spelling of 68804375 in words is "sixty-eight million, eight hundred four thousand, three hundred seventy-five".
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