Base | Representation |
---|---|
bin | 10100001000110010011111 |
3 | 100221012021001 |
4 | 110020302133 |
5 | 2322411004 |
6 | 305051131 |
7 | 62604214 |
oct | 24106237 |
9 | 10835231 |
10 | 5278879 |
11 | 2a86111 |
12 | 1926aa7 |
13 | 112a9c8 |
14 | 9b5b0b |
15 | 6e41a4 |
hex | 508c9f |
5278879 has 4 divisors (see below), whose sum is σ = 5365480. Its totient is φ = 5192280.
The previous prime is 5278877. The next prime is 5278913. The reversal of 5278879 is 9788725.
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 5278879 - 21 = 5278877 is a prime.
It is a super-4 number, since 4×52788794 (a number of 28 digits) contains 4444 as substring.
It is a Duffinian number.
5278879 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5278877) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43209 + ... + 43330.
It is an arithmetic number, because the mean of its divisors is an integer number (1341370).
Almost surely, 25278879 is an apocalyptic number.
5278879 is a deficient number, since it is larger than the sum of its proper divisors (86601).
5278879 is an equidigital number, since it uses as much as digits as its factorization.
5278879 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 86600.
The product of its digits is 282240, while the sum is 46.
The square root of 5278879 is about 2297.5811193514. The cubic root of 5278879 is about 174.1194296118.
The spelling of 5278879 in words is "five million, two hundred seventy-eight thousand, eight hundred seventy-nine".
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