Base | Representation |
---|---|
bin | 10011111010000001111… |
… | …01010000111010111100 |
3 | 2102101111102002220112111 |
4 | 21331000331100322330 |
5 | 42201302314230410 |
6 | 1242115342543404 |
7 | 100262620455166 |
oct | 11750075207274 |
9 | 2371442086474 |
10 | 683989601980 |
11 | 2440953316a3 |
12 | b068a897b64 |
13 | 4c6664b2c49 |
14 | 25168c27936 |
15 | 12bd370ab8a |
hex | 9f40f50ebc |
683989601980 has 24 divisors (see below), whose sum is σ = 1441967195088. Its totient is φ = 272531263488.
The previous prime is 683989601921. The next prime is 683989601993. The reversal of 683989601980 is 89106989386.
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, 66530814 + ... + 66541093.
It is an arithmetic number, because the mean of its divisors is an integer number (60081966462).
Almost surely, 2683989601980 is an apocalyptic number.
It is an amenable number.
683989601980 is an abundant number, since it is smaller than the sum of its proper divisors (757977593108).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
683989601980 is a wasteful number, since it uses less digits than its factorization.
683989601980 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 133072173 (or 133072171 counting only the distinct ones).
The product of its (nonzero) digits is 40310784, while the sum is 67.
The spelling of 683989601980 in words is "six hundred eighty-three billion, nine hundred eighty-nine million, six hundred one thousand, nine hundred eighty".
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