Base | Representation |
---|---|
bin | 1000001001001… |
… | …10000001011111 |
3 | 11202112200001220 |
4 | 10010212001133 |
5 | 114442010213 |
6 | 10440104423 |
7 | 1456436541 |
oct | 404460137 |
9 | 152480056 |
10 | 68313183 |
11 | 35619784 |
12 | 1aa65113 |
13 | 111cab03 |
14 | 9103691 |
15 | 5ee5e23 |
hex | 412605f |
68313183 has 16 divisors (see below), whose sum is σ = 94560480. Its totient is φ = 43815296.
The previous prime is 68313169. The next prime is 68313199. The reversal of 68313183 is 38131386.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 68313183 - 213 = 68304991 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68313103) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26341 + ... + 28817.
It is an arithmetic number, because the mean of its divisors is an integer number (5910030).
Almost surely, 268313183 is an apocalyptic number.
68313183 is a deficient number, since it is larger than the sum of its proper divisors (26247297).
68313183 is a wasteful number, since it uses less digits than its factorization.
68313183 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2826.
The product of its digits is 10368, while the sum is 33.
The square root of 68313183 is about 8265.1789454312. The cubic root of 68313183 is about 408.7911707447.
The spelling of 68313183 in words is "sixty-eight million, three hundred thirteen thousand, one hundred eighty-three".
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