Base | Representation |
---|---|
bin | 10100001000100110111111 |
3 | 100221011020210 |
4 | 110020212333 |
5 | 2322400033 |
6 | 305043503 |
7 | 62602113 |
oct | 24104677 |
9 | 10834223 |
10 | 5278143 |
11 | 2a85602 |
12 | 1926593 |
13 | 112a580 |
14 | 9b5743 |
15 | 6e3d63 |
hex | 5089bf |
5278143 has 32 divisors (see below), whose sum is σ = 8467200. Its totient is φ = 2889216.
The previous prime is 5278139. The next prime is 5278151. The reversal of 5278143 is 3418725.
5278143 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 5278143 - 22 = 5278139 is a prime.
It is an alternating number because its digits alternate between odd and even.
It is a self number, because there is not a number n which added to its sum of digits gives 5278143.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5278043) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12388 + ... + 12806.
It is an arithmetic number, because the mean of its divisors is an integer number (264600).
Almost surely, 25278143 is an apocalyptic number.
5278143 is a deficient number, since it is larger than the sum of its proper divisors (3189057).
5278143 is a wasteful number, since it uses less digits than its factorization.
5278143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 471.
The product of its digits is 6720, while the sum is 30.
The square root of 5278143 is about 2297.4209453211. The cubic root of 5278143 is about 174.1113371200. Note that the first 3 decimals are identical.
The spelling of 5278143 in words is "five million, two hundred seventy-eight thousand, one hundred forty-three".
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