Base | Representation |
---|---|
bin | 1010010111110… |
… | …10001100111100 |
3 | 20001201110121202 |
4 | 11023322030330 |
5 | 134233224220 |
6 | 12344515032 |
7 | 2104361546 |
oct | 513721474 |
9 | 201643552 |
10 | 87008060 |
11 | 45128497 |
12 | 2517ba78 |
13 | 15045179 |
14 | b7ac696 |
15 | 798a275 |
hex | 52fa33c |
87008060 has 12 divisors (see below), whose sum is σ = 182716968. Its totient is φ = 34803216.
The previous prime is 87008059. The next prime is 87008069. The reversal of 87008060 is 6080078.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87008069) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2175182 + ... + 2175221.
It is an arithmetic number, because the mean of its divisors is an integer number (15226414).
Almost surely, 287008060 is an apocalyptic number.
It is an amenable number.
87008060 is an abundant number, since it is smaller than the sum of its proper divisors (95708908).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87008060 is a wasteful number, since it uses less digits than its factorization.
87008060 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4350412 (or 4350410 counting only the distinct ones).
The product of its (nonzero) digits is 2688, while the sum is 29.
The square root of 87008060 is about 9327.8111044339. The cubic root of 87008060 is about 443.1184453651.
The spelling of 87008060 in words is "eighty-seven million, eight thousand, sixty".
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