Base | Representation |
---|---|
bin | 1001110110010010… |
… | …00110000001001100 |
3 | 111122110210221111001 |
4 | 10323021012001030 |
5 | 41312011110423 |
6 | 2232351110044 |
7 | 245010342430 |
oct | 47311060114 |
9 | 14573727431 |
10 | 5287206988 |
11 | 2273543958 |
12 | 1036812324 |
13 | 6634ca75b |
14 | 3822a49c0 |
15 | 20e289cad |
hex | 13b24604c |
5287206988 has 48 divisors (see below), whose sum is σ = 11402496000. Its totient is φ = 2094318720.
The previous prime is 5287206971. The next prime is 5287206997. The reversal of 5287206988 is 8896027825.
It is a happy number.
It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors.
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 in 15 ways as a sum of consecutive naturals, for example, 99388 + ... + 143011.
It is an arithmetic number, because the mean of its divisors is an integer number (237552000).
Almost surely, 25287206988 is an apocalyptic number.
It is an amenable number.
5287206988 is an abundant number, since it is smaller than the sum of its proper divisors (6115289012).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
5287206988 is a wasteful number, since it uses less digits than its factorization.
5287206988 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 242470 (or 242468 counting only the distinct ones).
The product of its (nonzero) digits is 3870720, while the sum is 55.
The square root of 5287206988 is about 72713.1830413165. The cubic root of 5287206988 is about 1742.1094542072.
The spelling of 5287206988 in words is "five billion, two hundred eighty-seven million, two hundred six thousand, nine hundred eighty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •