Base | Representation |
---|---|
bin | 111101100010110010… |
… | …110110011011110000 |
3 | 20022120100221202120011 |
4 | 331202302312123300 |
5 | 2040313443204033 |
6 | 50205130424304 |
7 | 4526400534601 |
oct | 754262663360 |
9 | 208510852504 |
10 | 66082006768 |
11 | 2603062a838 |
12 | 10982892094 |
13 | 630180986b |
14 | 32ac52bda8 |
15 | 1abb688ccd |
hex | f62cb66f0 |
66082006768 has 20 divisors (see below), whose sum is σ = 130758014880. Its totient is φ = 32338002944.
The previous prime is 66082006759. The next prime is 66082006769. The reversal of 66082006768 is 86760028066.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (66082006769) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43936753 + ... + 43938256.
It is an arithmetic number, because the mean of its divisors is an integer number (6537900744).
Almost surely, 266082006768 is an apocalyptic number.
It is an amenable number.
66082006768 is a deficient number, since it is larger than the sum of its proper divisors (64676008112).
66082006768 is a wasteful number, since it uses less digits than its factorization.
66082006768 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 87875064 (or 87875058 counting only the distinct ones).
The product of its (nonzero) digits is 1161216, while the sum is 49.
The spelling of 66082006768 in words is "sixty-six billion, eighty-two million, six thousand, seven hundred sixty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •