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5480281 = 23412
BaseRepresentation
bin10100111001111101011001
3101022102112101
4110321331121
52400332111
6313243401
764403332
oct24717531
911272471
105480281
113103464
121a03561
13119b591
14a29289
15733bc1
hex539f59

5480281 has 3 divisors (see below), whose sum is σ = 5482623. Its totient is φ = 5477940.

The previous prime is 5480269. The next prime is 5480287. The reversal of 5480281 is 1820845.

The square root of 5480281 is 2341.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 3575881 + 1904400 = 1891^2 + 1380^2 .

It is not a de Polignac number, because 5480281 - 25 = 5480249 is a prime.

It is a super-2 number, since 2×54802812 = 60066959677922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5480287) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1171 + ... + 3511.

It is an arithmetic number, because the mean of its divisors is an integer number (1827541).

Almost surely, 25480281 is an apocalyptic number.

5480281 is the 2341-st square number.

5480281 is the 1171-st centered octagonal number.

It is an amenable number.

5480281 is a deficient number, since it is larger than the sum of its proper divisors (2342).

5480281 is an frugal number, since it uses more digits than its factorization.

5480281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4682 (or 2341 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 28.

The cubic root of 5480281 is about 176.3062097932.

The spelling of 5480281 in words is "five million, four hundred eighty thousand, two hundred eighty-one".

Divisors: 1 2341 5480281