Base | Representation |
---|---|
bin | 10011111101011000000… |
… | …10001001111011011000 |
3 | 2102120010121102201200102 |
4 | 21332230002021323120 |
5 | 42213442211434133 |
6 | 1243013514554532 |
7 | 100355263132616 |
oct | 11765402117330 |
9 | 2376117381612 |
10 | 685786046168 |
11 | 244927387813 |
12 | b0ab0438a48 |
13 | 4c891729682 |
14 | 252996566b6 |
15 | 12c8b2b07e8 |
hex | 9fac089ed8 |
685786046168 has 32 divisors (see below), whose sum is σ = 1348707477600. Its totient is φ = 326285211648.
The previous prime is 685786046149. The next prime is 685786046207. The reversal of 685786046168 is 861640687586.
685786046168 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×6857860461682 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9620183 + ... + 9691206.
It is an arithmetic number, because the mean of its divisors is an integer number (42147108675).
Almost surely, 2685786046168 is an apocalyptic number.
It is an amenable number.
685786046168 is a deficient number, since it is larger than the sum of its proper divisors (662921431432).
685786046168 is a wasteful number, since it uses less digits than its factorization.
685786046168 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19311611 (or 19311607 counting only the distinct ones).
The product of its (nonzero) digits is 92897280, while the sum is 65.
The spelling of 685786046168 in words is "six hundred eighty-five billion, seven hundred eighty-six million, forty-six thousand, one hundred sixty-eight".
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