Search a number
-
+
2442415 = 51932531
BaseRepresentation
bin1001010100010010101111
311121002100211
421110102233
51111124130
6124203251
726521513
oct11242257
94532324
102442415
111419028
12999527
13676921
14478143
15333a2a
hex2544af

2442415 has 8 divisors (see below), whose sum is σ = 2947248. Its totient is φ = 1943040.

The previous prime is 2442413. The next prime is 2442437. The reversal of 2442415 is 5142442.

It is a happy number.

2442415 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 2442415 - 21 = 2442413 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 (2442413) by changing a digit.

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, 301 + ... + 2230.

It is an arithmetic number, because the mean of its divisors is an integer number (368406).

22442415 is an apocalyptic number.

2442415 is a deficient number, since it is larger than the sum of its proper divisors (504833).

2442415 is a wasteful number, since it uses less digits than its factorization.

2442415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2729.

The product of its digits is 1280, while the sum is 22.

The square root of 2442415 is about 1562.8227666629. The cubic root of 2442415 is about 134.6707109472.

Adding to 2442415 its reverse (5142442), we get a palindrome (7584857).

The spelling of 2442415 in words is "two million, four hundred forty-two thousand, four hundred fifteen".

Divisors: 1 5 193 965 2531 12655 488483 2442415