Base | Representation |
---|---|
bin | 111111110010000011… |
… | …111000001000000100 |
3 | 20112202212202120010111 |
4 | 333302003320020010 |
5 | 2110224304041121 |
6 | 51243432202404 |
7 | 4643065045252 |
oct | 776203701004 |
9 | 215685676114 |
10 | 68485612036 |
11 | 27054384a76 |
12 | 11333839404 |
13 | 65c57884ba |
14 | 34598495d2 |
15 | 1bac6c32e1 |
hex | ff20f8204 |
68485612036 has 12 divisors (see below), whose sum is σ = 122637026512. Its totient is φ = 33446461608.
The previous prime is 68485612001. The next prime is 68485612049. The reversal of 68485612036 is 63021658486.
It is a happy number.
It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 199085910 + ... + 199086253.
Almost surely, 268485612036 is an apocalyptic number.
It is an amenable number.
68485612036 is a deficient number, since it is larger than the sum of its proper divisors (54151414476).
68485612036 is a wasteful number, since it uses less digits than its factorization.
68485612036 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 398172210 (or 398172208 counting only the distinct ones).
The product of its (nonzero) digits is 1658880, while the sum is 49.
The spelling of 68485612036 in words is "sixty-eight billion, four hundred eighty-five million, six hundred twelve thousand, thirty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •