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5380439 = 19283181
BaseRepresentation
bin10100100001100101010111
3101010100120112
4110201211113
52334133224
6311153235
763506261
oct24414527
911110515
105380439
113045449
12197581b
131164cbc
14a00b31
1571430e
hex521957

5380439 has 4 divisors (see below), whose sum is σ = 5663640. Its totient is φ = 5097240.

The previous prime is 5380423. The next prime is 5380447. The reversal of 5380439 is 9340835.

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 5380439 - 24 = 5380423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5380409) 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, 141572 + ... + 141609.

It is an arithmetic number, because the mean of its divisors is an integer number (1415910).

Almost surely, 25380439 is an apocalyptic number.

5380439 is a deficient number, since it is larger than the sum of its proper divisors (283201).

5380439 is a wasteful number, since it uses less digits than its factorization.

5380439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283200.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 5380439 is about 2319.5773321879. The cubic root of 5380439 is about 175.2289683166.

The spelling of 5380439 in words is "five million, three hundred eighty thousand, four hundred thirty-nine".

Divisors: 1 19 283181 5380439