Search a number
-
+
4448201 = 13813221
BaseRepresentation
bin10000111101111111001001
322100222210012
4100331333021
52114320301
6235201305
752544342
oct20757711
98328705
104448201
112568aaa
1215a6235
13bc9894
1483b0c9
155ccebb
hex43dfc9

4448201 has 4 divisors (see below), whose sum is σ = 4452804. Its totient is φ = 4443600.

The previous prime is 4448183. The next prime is 4448207. The reversal of 4448201 is 1028444.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 2755600 + 1692601 = 1660^2 + 1301^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4448201 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a Curzon number.

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4448207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230 + ... + 2991.

It is an arithmetic number, because the mean of its divisors is an integer number (1113201).

Almost surely, 24448201 is an apocalyptic number.

It is an amenable number.

4448201 is a deficient number, since it is larger than the sum of its proper divisors (4603).

4448201 is a wasteful number, since it uses less digits than its factorization.

4448201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4602.

The product of its (nonzero) digits is 1024, while the sum is 23.

The square root of 4448201 is about 2109.0758639746. The cubic root of 4448201 is about 164.4604475572.

The spelling of 4448201 in words is "four million, four hundred forty-eight thousand, two hundred one".

Divisors: 1 1381 3221 4448201