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10439 = 111373
BaseRepresentation
bin10100011000111
3112022122
42203013
5313224
6120155
742302
oct24307
915278
1010439
117930
12605b
1349a0
143b39
15315e
hex28c7

10439 has 8 divisors (see below), whose sum is σ = 12432. Its totient is φ = 8640.

The previous prime is 10433. The next prime is 10453. The reversal of 10439 is 93401.

10439 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 10439 - 212 = 6343 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 (10433) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 107 + ... + 179.

It is an arithmetic number, because the mean of its divisors is an integer number (1554).

210439 is an apocalyptic number.

10439 is a deficient number, since it is larger than the sum of its proper divisors (1993).

10439 is a wasteful number, since it uses less digits than its factorization.

10439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 10439 is about 102.1714245765. The cubic root of 10439 is about 21.8551084481.

The spelling of 10439 in words is "ten thousand, four hundred thirty-nine".

Divisors: 1 11 13 73 143 803 949 10439