Search a number
-
+
2390541 = 3796847
BaseRepresentation
bin1001000111101000001101
311111110012120
421013220031
51102444131
6123123153
726214336
oct11075015
94443176
102390541
11139305a
129734b9
1365912a
1446328d
15323496
hex247a0d

2390541 has 4 divisors (see below), whose sum is σ = 3187392. Its totient is φ = 1593692.

The previous prime is 2390539. The next prime is 2390543. The reversal of 2390541 is 1450932.

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.

It is an interprime number because it is at equal distance from previous prime (2390539) and next prime (2390543).

It is a cyclic number.

It is not a de Polignac number, because 2390541 - 21 = 2390539 is a prime.

It is a super-3 number, since 3×23905413 = 40983575510943331263, which contains 333 as substring.

It is an Ulam number.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2390543) 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, 398421 + ... + 398426.

It is an arithmetic number, because the mean of its divisors is an integer number (796848).

22390541 is an apocalyptic number.

It is an amenable number.

2390541 is a deficient number, since it is larger than the sum of its proper divisors (796851).

2390541 is an equidigital number, since it uses as much as digits as its factorization.

2390541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 796850.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 2390541 is about 1546.1374453780. The cubic root of 2390541 is about 133.7104649214.

The spelling of 2390541 in words is "two million, three hundred ninety thousand, five hundred forty-one".

Divisors: 1 3 796847 2390541