Base | Representation |
---|---|
bin | 1000001010110… |
… | …11010010100011 |
3 | 11202221202100122 |
4 | 10011123102203 |
5 | 120021000423 |
6 | 10444510455 |
7 | 1461335615 |
oct | 405332243 |
9 | 152852318 |
10 | 68531363 |
11 | 3575869a |
12 | 1ab4b42b |
13 | 11276204 |
14 | 915cdb5 |
15 | 603a8c8 |
hex | 415b4a3 |
68531363 has 8 divisors (see below), whose sum is σ = 70667232. Its totient is φ = 66410496.
The previous prime is 68531341. The next prime is 68531371. The reversal of 68531363 is 36313586.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 68531363 - 28 = 68531107 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (68531383) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5906 + ... + 13112.
It is an arithmetic number, because the mean of its divisors is an integer number (8833404).
Almost surely, 268531363 is an apocalyptic number.
68531363 is a deficient number, since it is larger than the sum of its proper divisors (2135869).
68531363 is a wasteful number, since it uses less digits than its factorization.
68531363 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7501.
The product of its digits is 38880, while the sum is 35.
The square root of 68531363 is about 8278.3671699194. The cubic root of 68531363 is about 409.2259100318.
The spelling of 68531363 in words is "sixty-eight million, five hundred thirty-one thousand, three hundred sixty-three".
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