Search a number
-
+
2542245 = 35169483
BaseRepresentation
bin1001101100101010100101
311210011022020
421230222211
51122322440
6130253353
730415536
oct11545245
94704266
102542245
111487032
12a27259
136b01b4
144a268d
153533d0
hex26caa5

2542245 has 8 divisors (see below), whose sum is σ = 4067616. Its totient is φ = 1355856.

The previous prime is 2542237. The next prime is 2542327. The reversal of 2542245 is 5422452.

It is a happy number.

2542245 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2542245 - 23 = 2542237 is a prime.

2542245 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84727 + ... + 84756.

It is an arithmetic number, because the mean of its divisors is an integer number (508452).

22542245 is an apocalyptic number.

It is an amenable number.

2542245 is a deficient number, since it is larger than the sum of its proper divisors (1525371).

2542245 is a wasteful number, since it uses less digits than its factorization.

2542245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169491.

The product of its digits is 3200, while the sum is 24.

The square root of 2542245 is about 1594.4419086314. The cubic root of 2542245 is about 136.4810852778.

Adding to 2542245 its reverse (5422452), we get a palindrome (7964697).

The spelling of 2542245 in words is "two million, five hundred forty-two thousand, two hundred forty-five".

Divisors: 1 3 5 15 169483 508449 847415 2542245