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24201 = 322689
BaseRepresentation
bin101111010001001
31020012100
411322021
51233301
6304013
7130362
oct57211
936170
1024201
1117201
1212009
13b028
148b69
157286
hex5e89

24201 has 6 divisors (see below), whose sum is σ = 34970. Its totient is φ = 16128.

The previous prime is 24197. The next prime is 24203. The reversal of 24201 is 10242.

It can be written as a sum of positive squares in only one way, i.e., 14400 + 9801 = 120^2 + 99^2 .

It is not a de Polignac number, because 24201 - 22 = 24197 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 2689 = 24201 / (2 + 4 + 2 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (24203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1336 + ... + 1353.

224201 is an apocalyptic number.

It is an amenable number.

24201 is a deficient number, since it is larger than the sum of its proper divisors (10769).

24201 is a wasteful number, since it uses less digits than its factorization.

24201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2695 (or 2692 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

The square root of 24201 is about 155.5667059496. The cubic root of 24201 is about 28.9252932467.

Adding to 24201 its reverse (10242), we get a palindrome (34443).

It can be divided in two parts, 24 and 201, that added together give a square (225 = 152).

The spelling of 24201 in words is "twenty-four thousand, two hundred one", and thus it is an iban number.

Divisors: 1 3 9 2689 8067 24201