Base | Representation |
---|---|
bin | 10011110011100000100111… |
… | …101110101010010011101000 |
3 | 102102101221001012001000000200 |
4 | 103303200213232222103220 |
5 | 42404042112421244331 |
6 | 505130214503032200 |
7 | 24226645465110231 |
oct | 2363404756522350 |
9 | 372357035030020 |
10 | 87102603306216 |
11 | 25832008896023 |
12 | 992909973b660 |
13 | 397a98142a054 |
14 | 1771b078b0088 |
15 | a10b12ba75e6 |
hex | 4f3827baa4e8 |
87102603306216 has 192 divisors, whose sum is σ = 242883423357120. Its totient is φ = 28182556247040.
The previous prime is 87102603306167. The next prime is 87102603306221. The reversal of 87102603306216 is 61260330620178.
87102603306216 is a `hidden beast` number, since 8 + 7 + 1 + 0 + 2 + 603 + 30 + 6 + 2 + 1 + 6 = 666.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 545446815 + ... + 545606481.
It is an arithmetic number, because the mean of its divisors is an integer number (1265017829985).
Almost surely, 287102603306216 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 87102603306216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121441711678560).
87102603306216 is an abundant number, since it is smaller than the sum of its proper divisors (155780820050904).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87102603306216 is a wasteful number, since it uses less digits than its factorization.
87102603306216 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 160656 (or 160649 counting only the distinct ones).
The product of its (nonzero) digits is 435456, while the sum is 45.
The spelling of 87102603306216 in words is "eighty-seven trillion, one hundred two billion, six hundred three million, three hundred six thousand, two hundred sixteen".
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