Base | Representation |
---|---|
bin | 1010011101010… |
… | …11000000111010 |
3 | 20010002021001210 |
4 | 11032223000322 |
5 | 134424413112 |
6 | 12412223550 |
7 | 2113466151 |
oct | 516530072 |
9 | 203067053 |
10 | 87732282 |
11 | 45582620 |
12 | 2546abb6 |
13 | 152399c1 |
14 | b91a598 |
15 | 7a7eb3c |
hex | 53ab03a |
87732282 has 16 divisors (see below), whose sum is σ = 191416032. Its totient is φ = 26585520.
The previous prime is 87732269. The next prime is 87732289. The reversal of 87732282 is 28223778.
It is a self number, because there is not a number n which added to its sum of digits gives 87732282.
It is not an unprimeable number, because it can be changed into a prime (87732289) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 664573 + ... + 664704.
It is an arithmetic number, because the mean of its divisors is an integer number (11963502).
Almost surely, 287732282 is an apocalyptic number.
87732282 is an abundant number, since it is smaller than the sum of its proper divisors (103683750).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87732282 is a wasteful number, since it uses less digits than its factorization.
87732282 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1329293.
The product of its digits is 75264, while the sum is 39.
The square root of 87732282 is about 9366.5512329779. The cubic root of 87732282 is about 444.3444996978.
The spelling of 87732282 in words is "eighty-seven million, seven hundred thirty-two thousand, two hundred eighty-two".
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