Search a number
-
+
4427071 = 11478563
BaseRepresentation
bin10000111000110100111111
322022220210121
4100320310333
52113131241
6234515411
752425625
oct20706477
98286717
104427071
112554140
121595b67
13bc008c
14833515
155c6ad1
hex438d3f

4427071 has 8 divisors (see below), whose sum is σ = 4932864. Its totient is φ = 3938520.

The previous prime is 4427069. The next prime is 4427077. The reversal of 4427071 is 1707244.

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 4427071 - 21 = 4427069 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 (4427077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3765 + ... + 4798.

It is an arithmetic number, because the mean of its divisors is an integer number (616608).

Almost surely, 24427071 is an apocalyptic number.

4427071 is a deficient number, since it is larger than the sum of its proper divisors (505793).

4427071 is a wasteful number, since it uses less digits than its factorization.

4427071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8621.

The product of its (nonzero) digits is 1568, while the sum is 25.

The square root of 4427071 is about 2104.0605979867. The cubic root of 4427071 is about 164.1996255412.

The spelling of 4427071 in words is "four million, four hundred twenty-seven thousand, seventy-one".

Divisors: 1 11 47 517 8563 94193 402461 4427071