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2530343 = 5694447
BaseRepresentation
bin1001101001110000100111
311202112222102
421221300213
51121432333
6130122315
730336044
oct11516047
94675872
102530343
1114790a2
12a2039b
136a795a
1449c1cb
1534eae8
hex269c27

2530343 has 4 divisors (see below), whose sum is σ = 2535360. Its totient is φ = 2525328.

The previous prime is 2530321. The next prime is 2530351. The reversal of 2530343 is 3430352.

2530343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2530343 - 212 = 2526247 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 (2530373) 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 3 ways as a sum of consecutive naturals, for example, 1655 + ... + 2792.

It is an arithmetic number, because the mean of its divisors is an integer number (633840).

22530343 is an apocalyptic number.

2530343 is a deficient number, since it is larger than the sum of its proper divisors (5017).

2530343 is an equidigital number, since it uses as much as digits as its factorization.

2530343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5016.

The product of its (nonzero) digits is 1080, while the sum is 20.

The square root of 2530343 is about 1590.7051895307. The cubic root of 2530343 is about 136.2677647067.

Adding to 2530343 its reverse (3430352), we get a palindrome (5960695).

Subtracting 2530343 from its reverse (3430352), we obtain a palindrome (900009).

The spelling of 2530343 in words is "two million, five hundred thirty thousand, three hundred forty-three".

Divisors: 1 569 4447 2530343