Base | Representation |
---|---|
bin | 1000000111000… |
… | …01001010111110 |
3 | 11202000100012211 |
4 | 10003201022332 |
5 | 114403444131 |
6 | 10430051034 |
7 | 1454153410 |
oct | 403411276 |
9 | 152010184 |
10 | 68031166 |
11 | 35446905 |
12 | 1a949a7a |
13 | 1112c638 |
14 | 906c9b0 |
15 | 5e8c5b1 |
hex | 40e12be |
68031166 has 16 divisors (see below), whose sum is σ = 118103040. Its totient is φ = 28786680.
The previous prime is 68031163. The next prime is 68031169. The reversal of 68031166 is 66113086.
It is an interprime number because it is at equal distance from previous prime (68031163) and next prime (68031169).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68031163) 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, 29650 + ... + 31861.
It is an arithmetic number, because the mean of its divisors is an integer number (7381440).
Almost surely, 268031166 is an apocalyptic number.
68031166 is a deficient number, since it is larger than the sum of its proper divisors (50071874).
68031166 is a wasteful number, since it uses less digits than its factorization.
68031166 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61599.
The product of its (nonzero) digits is 5184, while the sum is 31.
The square root of 68031166 is about 8248.1007510820. The cubic root of 68031166 is about 408.2278579533.
The spelling of 68031166 in words is "sixty-eight million, thirty-one thousand, one hundred sixty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •