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5442 = 23907
BaseRepresentation
bin1010101000010
321110120
41111002
5133232
641110
721603
oct12502
97416
105442
1140a8
123196
132628
141daa
15192c
hex1542

5442 has 8 divisors (see below), whose sum is σ = 10896. Its totient is φ = 1812.

The previous prime is 5441. The next prime is 5443. The reversal of 5442 is 2445.

Adding to 5442 its reverse (2445), we get a palindrome (7887).

It is an interprime number because it is at equal distance from previous prime (5441) and next prime (5443).

It is a sphenic number, since it is the product of 3 distinct primes.

5442 is an admirable number.

It is a nialpdrome in base 6 and base 10.

It is not an unprimeable number, because it can be changed into a prime (5441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 448 + ... + 459.

It is an arithmetic number, because the mean of its divisors is an integer number (1362).

25442 is an apocalyptic number.

5442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5448).

5442 is a wasteful number, since it uses less digits than its factorization.

5442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 912.

The product of its digits is 160, while the sum is 15.

The square root of 5442 is about 73.7699125660. The cubic root of 5442 is about 17.5894737332.

The spelling of 5442 in words is "five thousand, four hundred forty-two".

Divisors: 1 2 3 6 907 1814 2721 5442