Base | Representation |
---|---|
bin | 10011110101110001011011 |
3 | 100210020102011 |
4 | 103311301123 |
5 | 2312412422 |
6 | 303250351 |
7 | 62131141 |
oct | 23656133 |
9 | 10706364 |
10 | 5200987 |
11 | 2a32640 |
12 | 18a99b7 |
13 | 110140c |
14 | 995591 |
15 | 6cb077 |
hex | 4f5c5b |
5200987 has 4 divisors (see below), whose sum is σ = 5673816. Its totient is φ = 4728160.
The previous prime is 5200981. The next prime is 5200991. The reversal of 5200987 is 7890025.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 5200987 - 27 = 5200859 is a prime.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (5200981) 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, 236398 + ... + 236419.
It is an arithmetic number, because the mean of its divisors is an integer number (1418454).
Almost surely, 25200987 is an apocalyptic number.
5200987 is a deficient number, since it is larger than the sum of its proper divisors (472829).
5200987 is a wasteful number, since it uses less digits than its factorization.
5200987 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 472828.
The product of its (nonzero) digits is 5040, while the sum is 31.
The square root of 5200987 is about 2280.5672539963. The cubic root of 5200987 is about 173.2587816311.
The spelling of 5200987 in words is "five million, two hundred thousand, nine hundred eighty-seven".
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