Search a number
-
+
5280834 = 231379857
BaseRepresentation
bin10100001001010001000010
3100221021221110
4110021101002
52322441314
6305104150
762613006
oct24112102
910837843
105280834
112a87629
121928056
13112b870
149b6706
156e4a59
hex509442

5280834 has 32 divisors (see below), whose sum is σ = 11531520. Its totient is φ = 1602432.

The previous prime is 5280827. The next prime is 5280851. The reversal of 5280834 is 4380825.

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5734 + ... + 6590.

It is an arithmetic number, because the mean of its divisors is an integer number (360360).

Almost surely, 25280834 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5280834, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5765760).

5280834 is an abundant number, since it is smaller than the sum of its proper divisors (6250686).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5280834 is a wasteful number, since it uses less digits than its factorization.

5280834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 954.

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 5280834 is about 2298.0065274059. The cubic root of 5280834 is about 174.1409216415.

Subtracting from 5280834 its sum of digits (30), we obtain a square (5280804 = 22982).

Subtracting from 5280834 its reverse (4380825), we obtain a palindrome (900009).

The spelling of 5280834 in words is "five million, two hundred eighty thousand, eight hundred thirty-four".

Divisors: 1 2 3 6 13 26 39 78 79 158 237 474 857 1027 1714 2054 2571 3081 5142 6162 11141 22282 33423 66846 67703 135406 203109 406218 880139 1760278 2640417 5280834