Base | Representation |
---|---|
bin | 1000000111001… |
… | …00011000011101 |
3 | 11202001000020220 |
4 | 10003210120131 |
5 | 114404404232 |
6 | 10430231553 |
7 | 1454236635 |
oct | 403443035 |
9 | 152030226 |
10 | 68044317 |
11 | 35455780 |
12 | 1a9555b9 |
13 | 11135613 |
14 | 90736c5 |
15 | 5e9142c |
hex | 40e461d |
68044317 has 16 divisors (see below), whose sum is σ = 99574272. Its totient is φ = 40988720.
The previous prime is 68044309. The next prime is 68044337. The reversal of 68044317 is 71344086.
It is a cyclic number.
It is not a de Polignac number, because 68044317 - 23 = 68044309 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68044307) 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, 663 + ... + 11684.
It is an arithmetic number, because the mean of its divisors is an integer number (6223392).
Almost surely, 268044317 is an apocalyptic number.
It is an amenable number.
68044317 is a deficient number, since it is larger than the sum of its proper divisors (31529955).
68044317 is a wasteful number, since it uses less digits than its factorization.
68044317 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12528.
The product of its (nonzero) digits is 16128, while the sum is 33.
The square root of 68044317 is about 8248.8979263899. The cubic root of 68044317 is about 408.2541608915.
The spelling of 68044317 in words is "sixty-eight million, forty-four thousand, three hundred seventeen".
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