Base | Representation |
---|---|
bin | 1010011000100… |
… | …00000000000000 |
3 | 20001220000002120 |
4 | 11030100000000 |
5 | 134244103334 |
6 | 12350444240 |
7 | 2105213055 |
oct | 514200000 |
9 | 201800076 |
10 | 87097344 |
11 | 45189584 |
12 | 25203680 |
13 | 150769b9 |
14 | b7d302c |
15 | 79a6949 |
hex | 5310000 |
87097344 has 68 divisors (see below), whose sum is σ = 232782096. Its totient is φ = 28966912.
The previous prime is 87097331. The next prime is 87097357. The reversal of 87097344 is 44379078.
It is an interprime number because it is at equal distance from previous prime (87097331) and next prime (87097357).
It is a nialpdrome in base 16.
It is a junction number, because it is equal to n+sod(n) for n = 87097296 and 87097305.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196387 + ... + 196829.
Almost surely, 287097344 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 87097344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116391048).
87097344 is an abundant number, since it is smaller than the sum of its proper divisors (145684752).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87097344 is an frugal number, since it uses more digits than its factorization.
87097344 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 478 (or 448 counting only the distinct ones).
The product of its (nonzero) digits is 169344, while the sum is 42.
The square root of 87097344 is about 9332.5957803818. The cubic root of 87097344 is about 443.2699633671.
The spelling of 87097344 in words is "eighty-seven million, ninety-seven thousand, three hundred forty-four".
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