Base | Representation |
---|---|
bin | 1000001001100… |
… | …01111000011111 |
3 | 11202122010201000 |
4 | 10010301320133 |
5 | 120000034014 |
6 | 10441121343 |
7 | 1460031264 |
oct | 404617037 |
9 | 152563630 |
10 | 68361759 |
11 | 35652224 |
12 | 1aa89253 |
13 | 11216c5b |
14 | 911726b |
15 | 6005509 |
hex | 4131e1f |
68361759 has 8 divisors (see below), whose sum is σ = 101276720. Its totient is φ = 45574488.
The previous prime is 68361757. The next prime is 68361803. The reversal of 68361759 is 95716386.
It is a happy number.
It is not a de Polignac number, because 68361759 - 21 = 68361757 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68361751) 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 7 ways as a sum of consecutive naturals, for example, 1265932 + ... + 1265985.
It is an arithmetic number, because the mean of its divisors is an integer number (12659590).
Almost surely, 268361759 is an apocalyptic number.
68361759 is a deficient number, since it is larger than the sum of its proper divisors (32914961).
68361759 is a wasteful number, since it uses less digits than its factorization.
68361759 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2531926 (or 2531920 counting only the distinct ones).
The product of its digits is 272160, while the sum is 45.
The square root of 68361759 is about 8268.1170165885. The cubic root of 68361759 is about 408.8880419204. Note that the first 3 decimals are identical.
The spelling of 68361759 in words is "sixty-eight million, three hundred sixty-one thousand, seven hundred fifty-nine".
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