Base | Representation |
---|---|
bin | 100110101101110100… |
… | …1011111010101111000 |
3 | 21221121022022021102101 |
4 | 1031123221133111320 |
5 | 2330233321402220 |
6 | 102110033113144 |
7 | 6002223116461 |
oct | 1153351372570 |
9 | 257538267371 |
10 | 83141981560 |
11 | 32295532360 |
12 | 141440b87b4 |
13 | 7ac006b5c1 |
14 | 404a17dd68 |
15 | 226925b30a |
hex | 135ba5f578 |
83141981560 has 32 divisors (see below), whose sum is σ = 204075774000. Its totient is φ = 30233447680.
The previous prime is 83141981551. The next prime is 83141981591. The reversal of 83141981560 is 6518914138.
It is a super-3 number, since 3×831419815603 (a number of 34 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 83141981560.
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, 94479085 + ... + 94479964.
Almost surely, 283141981560 is an apocalyptic number.
It is an amenable number.
83141981560 is an abundant number, since it is smaller than the sum of its proper divisors (120933792440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83141981560 is a wasteful number, since it uses less digits than its factorization.
83141981560 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 188959071 (or 188959067 counting only the distinct ones).
The product of its (nonzero) digits is 207360, while the sum is 46.
The spelling of 83141981560 in words is "eighty-three billion, one hundred forty-one million, nine hundred eighty-one thousand, five hundred sixty".
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