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24245 = 513373
BaseRepresentation
bin101111010110101
31020020222
411322311
51233440
6304125
7130454
oct57265
936228
1024245
1117241
1212045
13b060
148b9b
1572b5
hex5eb5

24245 has 8 divisors (see below), whose sum is σ = 31416. Its totient is φ = 17856.

The previous prime is 24239. The next prime is 24247. The reversal of 24245 is 54242.

24245 is nontrivially palindromic in base 4.

24245 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 529 + 23716 = 23^2 + 154^2 .

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 24245 - 24 = 24229 is a prime.

It is a d-powerful number, because it can be written as 27 + 46 + 29 + 47 + 55 .

It is a Duffinian number.

24245 is strictly pandigital in base 6.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122 + ... + 251.

It is an arithmetic number, because the mean of its divisors is an integer number (3927).

224245 is an apocalyptic number.

It is an amenable number.

24245 is a deficient number, since it is larger than the sum of its proper divisors (7171).

24245 is a wasteful number, since it uses less digits than its factorization.

24245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391.

The product of its digits is 320, while the sum is 17.

The square root of 24245 is about 155.7080601639. The cubic root of 24245 is about 28.9428123901.

Adding to 24245 its reverse (54242), we get a palindrome (78487).

The spelling of 24245 in words is "twenty-four thousand, two hundred forty-five".

Divisors: 1 5 13 65 373 1865 4849 24245