Base | Representation |
---|---|
bin | 1010011100111… |
… | …01010100000000 |
3 | 20002222102002012 |
4 | 11032131110000 |
5 | 134421114120 |
6 | 12411112052 |
7 | 2113143425 |
oct | 516352400 |
9 | 202872065 |
10 | 87676160 |
11 | 45544440 |
12 | 25442628 |
13 | 1521a2b0 |
14 | b903d4c |
15 | 7a6d1c5 |
hex | 539d500 |
87676160 has 144 divisors (see below), whose sum is σ = 247242240. Its totient is φ = 29368320.
The previous prime is 87676159. The next prime is 87676189. The reversal of 87676160 is 6167678.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 182801 + ... + 183279.
It is an arithmetic number, because the mean of its divisors is an integer number (1716960).
Almost surely, 287676160 is an apocalyptic number.
87676160 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 87676160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123621120).
87676160 is an abundant number, since it is smaller than the sum of its proper divisors (159566080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87676160 is a wasteful number, since it uses less digits than its factorization.
87676160 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 524 (or 510 counting only the distinct ones).
The product of its (nonzero) digits is 84672, while the sum is 41.
The square root of 87676160 is about 9363.5548804928. The cubic root of 87676160 is about 444.2497310038.
The spelling of 87676160 in words is "eighty-seven million, six hundred seventy-six thousand, one hundred sixty".
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