Base | Representation |
---|---|
bin | 1010010111110… |
… | …10010001110000 |
3 | 20001201111001011 |
4 | 11023322101300 |
5 | 134233231433 |
6 | 12344520304 |
7 | 2104362466 |
oct | 513722160 |
9 | 201644034 |
10 | 87008368 |
11 | 45128747 |
12 | 25180094 |
13 | 15045355 |
14 | b7ac836 |
15 | 798a3cd |
hex | 52fa470 |
87008368 has 10 divisors (see below), whose sum is σ = 168578744. Its totient is φ = 43504176.
The previous prime is 87008357. The next prime is 87008407. The reversal of 87008368 is 86380078.
It is a super-2 number, since 2×870083682 = 15140912204046848, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 87008368.
It is a congruent number.
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 2718996 + ... + 2719027.
Almost surely, 287008368 is an apocalyptic number.
It is an amenable number.
87008368 is a deficient number, since it is larger than the sum of its proper divisors (81570376).
87008368 is a wasteful number, since it uses less digits than its factorization.
87008368 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5438031 (or 5438025 counting only the distinct ones).
The product of its (nonzero) digits is 64512, while the sum is 40.
The square root of 87008368 is about 9327.8276141876. The cubic root of 87008368 is about 443.1189682298.
The spelling of 87008368 in words is "eighty-seven million, eight thousand, three hundred sixty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •