Base | Representation |
---|---|
bin | 110100111000111110… |
… | …100111100000000101 |
3 | 12102120211101000012010 |
4 | 310320332213200011 |
5 | 1412301332414134 |
6 | 42031133444433 |
7 | 4050215254461 |
oct | 647076474005 |
9 | 172524330163 |
10 | 56790513669 |
11 | 220a284551a |
12 | b00b040719 |
13 | 5480849856 |
14 | 2a6a5194a1 |
15 | 1725acdce9 |
hex | d38fa7805 |
56790513669 has 16 divisors (see below), whose sum is σ = 77340383168. Its totient is φ = 37057692672.
The previous prime is 56790513653. The next prime is 56790513697. The reversal of 56790513669 is 96631509765.
It is a happy number.
56790513669 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 56790513669 - 24 = 56790513653 is a prime.
It is a super-2 number, since 2×567905136692 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56790513649) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 868252 + ... + 931365.
It is an arithmetic number, because the mean of its divisors is an integer number (4833773948).
Almost surely, 256790513669 is an apocalyptic number.
It is an amenable number.
56790513669 is a deficient number, since it is larger than the sum of its proper divisors (20549869499).
56790513669 is a wasteful number, since it uses less digits than its factorization.
56790513669 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1799844.
The product of its (nonzero) digits is 9185400, while the sum is 57.
The spelling of 56790513669 in words is "fifty-six billion, seven hundred ninety million, five hundred thirteen thousand, six hundred sixty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •