Base | Representation |
---|---|
bin | 1000001010010… |
… | …11110111001010 |
3 | 11202211112200011 |
4 | 10011023313022 |
5 | 120011440140 |
6 | 10443302134 |
7 | 1460653441 |
oct | 405136712 |
9 | 152745604 |
10 | 68468170 |
11 | 35715171 |
12 | 1ab1a94a |
13 | 11253514 |
14 | 9143d58 |
15 | 6026cea |
hex | 414bdca |
68468170 has 8 divisors (see below), whose sum is σ = 123242724. Its totient is φ = 27387264.
The previous prime is 68468161. The next prime is 68468177. The reversal of 68468170 is 7186486.
It can be written as a sum of positive squares in 2 ways, for example, as 68376361 + 91809 = 8269^2 + 303^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (68468177) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3423399 + ... + 3423418.
Almost surely, 268468170 is an apocalyptic number.
68468170 is a deficient number, since it is larger than the sum of its proper divisors (54774554).
68468170 is a wasteful number, since it uses less digits than its factorization.
68468170 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6846824.
The product of its (nonzero) digits is 64512, while the sum is 40.
The square root of 68468170 is about 8274.5495345668. The cubic root of 68468170 is about 409.1000884884.
The spelling of 68468170 in words is "sixty-eight million, four hundred sixty-eight thousand, one hundred seventy".
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