Base | Representation |
---|---|
bin | 1000000110111… |
… | …10000010100001 |
3 | 11201222200121200 |
4 | 10003132002201 |
5 | 114403041322 |
6 | 10425511413 |
7 | 1454101122 |
oct | 403360241 |
9 | 151880550 |
10 | 68018337 |
11 | 35438202 |
12 | 1a942569 |
13 | 1112684a |
14 | 9068049 |
15 | 5e888ac |
hex | 40de0a1 |
68018337 has 12 divisors (see below), whose sum is σ = 102520704. Its totient is φ = 43373880.
The previous prime is 68018329. The next prime is 68018341. The reversal of 68018337 is 73381086.
It is not a de Polignac number, because 68018337 - 23 = 68018329 is a prime.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (68018317) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 164089 + ... + 164502.
It is an arithmetic number, because the mean of its divisors is an integer number (8543392).
Almost surely, 268018337 is an apocalyptic number.
It is an amenable number.
68018337 is a deficient number, since it is larger than the sum of its proper divisors (34502367).
68018337 is a wasteful number, since it uses less digits than its factorization.
68018337 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 328620 (or 328617 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 36.
The square root of 68018337 is about 8247.3230202290. The cubic root of 68018337 is about 408.2021957716.
The spelling of 68018337 in words is "sixty-eight million, eighteen thousand, three hundred thirty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •