Search a number
-
+
4744049 = 23206263
BaseRepresentation
bin10010000110001101110001
322221000121112
4102012031301
52203302144
6245403105
755216022
oct22061561
98830545
104744049
112750302
121709495
13ca143b
148b6c49
1563a99e
hex486371

4744049 has 4 divisors (see below), whose sum is σ = 4950336. Its totient is φ = 4537764.

The previous prime is 4744027. The next prime is 4744057. The reversal of 4744049 is 9404474.

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, and also an emirpimes, since its reverse is a distinct semiprime: 9404474 = 24702237.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4744049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4744099) 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, 103109 + ... + 103154.

It is an arithmetic number, because the mean of its divisors is an integer number (1237584).

Almost surely, 24744049 is an apocalyptic number.

It is an amenable number.

4744049 is a deficient number, since it is larger than the sum of its proper divisors (206287).

4744049 is a wasteful number, since it uses less digits than its factorization.

4744049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206286.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 4744049 is about 2178.0837908584. The cubic root of 4744049 is about 168.0285405971.

The spelling of 4744049 in words is "four million, seven hundred forty-four thousand, forty-nine".

Divisors: 1 23 206263 4744049