Search a number
-
+
44739243 = 331987211
BaseRepresentation
bin1010101010101…
…0101010101011
310010011222201000
42222222222223
542423123433
64234530043
71052164053
oct252525253
9103158630
1044739243
112328828a
1212b96923
139365a33
145d28563
153ddb113
hex2aaaaab

44739243 has 16 divisors (see below), whose sum is σ = 69769600. Its totient is φ = 28256040.

The previous prime is 44739181. The next prime is 44739259. The reversal of 44739243 is 34293744.

It is not a de Polignac number, because 44739243 - 28 = 44738987 is a prime.

It is the 27-th Jacobsthal number.

It is a Duffinian number.

It is a plaindrome in base 4 and base 16.

It is a junction number, because it is equal to n+sod(n) for n = 44739198 and 44739207.

It is not an unprimeable number, because it can be changed into a prime (44739743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43093 + ... + 44118.

It is an arithmetic number, because the mean of its divisors is an integer number (4360600).

Almost surely, 244739243 is an apocalyptic number.

44739243 is a deficient number, since it is larger than the sum of its proper divisors (25030357).

44739243 is a wasteful number, since it uses less digits than its factorization.

44739243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87239 (or 87233 counting only the distinct ones).

The product of its digits is 72576, while the sum is 36.

The square root of 44739243 is about 6688.7400158774. The cubic root of 44739243 is about 355.0009733492. Note that the first 3 decimals are identical.

The spelling of 44739243 in words is "forty-four million, seven hundred thirty-nine thousand, two hundred forty-three".

Divisors: 1 3 9 19 27 57 171 513 87211 261633 784899 1657009 2354697 4971027 14913081 44739243