Base | Representation |
---|---|
bin | 111111111110111010… |
… | …000011101011010110 |
3 | 20120022220022121021022 |
4 | 333332322003223112 |
5 | 2111144443013333 |
6 | 51321051521142 |
7 | 4651323032546 |
oct | 777672035326 |
9 | 216286277238 |
10 | 68701141718 |
11 | 27155004680 |
12 | 11393a591b2 |
13 | 662b31c261 |
14 | 347a311326 |
15 | 1bc1598c98 |
hex | ffee83ad6 |
68701141718 has 32 divisors (see below), whose sum is σ = 115535939328. Its totient is φ = 30363400800.
The previous prime is 68701141699. The next prime is 68701141757. The reversal of 68701141718 is 81714110786.
It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1218671 + ... + 1273797.
It is an arithmetic number, because the mean of its divisors is an integer number (3610498104).
Almost surely, 268701141718 is an apocalyptic number.
68701141718 is a deficient number, since it is larger than the sum of its proper divisors (46834797610).
68701141718 is a wasteful number, since it uses less digits than its factorization.
68701141718 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56708.
The product of its (nonzero) digits is 75264, while the sum is 44.
The spelling of 68701141718 in words is "sixty-eight billion, seven hundred one million, one hundred forty-one thousand, seven hundred eighteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •