Base | Representation |
---|---|
bin | 1000000111011… |
… | …10010111001111 |
3 | 11202010002100001 |
4 | 10003232113033 |
5 | 114412211244 |
6 | 10431145131 |
7 | 1454500060 |
oct | 403562717 |
9 | 152102301 |
10 | 68085199 |
11 | 35483466 |
12 | 1a9751a7 |
13 | 1114b100 |
14 | 9084567 |
15 | 5e9d5d4 |
hex | 40ee5cf |
68085199 has 24 divisors (see below), whose sum is σ = 85614720. Its totient is φ = 53003808.
The previous prime is 68085191. The next prime is 68085203. The reversal of 68085199 is 99158086.
It is not a de Polignac number, because 68085199 - 23 = 68085191 is a prime.
It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68085191) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 78832 + ... + 79690.
It is an arithmetic number, because the mean of its divisors is an integer number (3567280).
Almost surely, 268085199 is an apocalyptic number.
68085199 is a deficient number, since it is larger than the sum of its proper divisors (17529521).
68085199 is a wasteful number, since it uses less digits than its factorization.
68085199 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 959 (or 946 counting only the distinct ones).
The product of its (nonzero) digits is 155520, while the sum is 46.
The square root of 68085199 is about 8251.3755822893. The cubic root of 68085199 is about 408.3359061710.
The spelling of 68085199 in words is "sixty-eight million, eighty-five thousand, one hundred ninety-nine".
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