Search a number
-
+
443113 = 1140283
BaseRepresentation
bin1101100001011101001
3211111211121
41230023221
5103134423
613255241
73523606
oct1541351
9744747
10443113
11282a10
12194521
131268c8
14b76ad
158b45d
hex6c2e9

443113 has 4 divisors (see below), whose sum is σ = 483408. Its totient is φ = 402820.

The previous prime is 443089. The next prime is 443117. The reversal of 443113 is 311344.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 443113 - 29 = 442601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (443117) 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, 20131 + ... + 20152.

It is an arithmetic number, because the mean of its divisors is an integer number (120852).

2443113 is an apocalyptic number.

It is an amenable number.

443113 is a deficient number, since it is larger than the sum of its proper divisors (40295).

443113 is a wasteful number, since it uses less digits than its factorization.

443113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40294.

The product of its digits is 144, while the sum is 16.

The square root of 443113 is about 665.6673343345. The cubic root of 443113 is about 76.2380004408.

Adding to 443113 its reverse (311344), we get a palindrome (754457).

Subtracting from 443113 its reverse (311344), we obtain a square (131769 = 3632).

It can be divided in two parts, 4431 and 13, that added together give a palindrome (4444).

The spelling of 443113 in words is "four hundred forty-three thousand, one hundred thirteen".

Divisors: 1 11 40283 443113