Search a number
-
+
30024413 = 73340961
BaseRepresentation
bin111001010001…
…0001011011101
32002111101202022
41302202023131
530141240123
62551305525
7513126506
oct162421335
962441668
1030024413
1115a47871
12a07b2a5
1362b3133
143db7bad
1529811c8
hex1ca22dd

30024413 has 4 divisors (see below), whose sum is σ = 30066108. Its totient is φ = 29982720.

The previous prime is 30024403. The next prime is 30024433. The reversal of 30024413 is 31442003.

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

It can be written as a sum of positive squares in 2 ways, for example, as 28494244 + 1530169 = 5338^2 + 1237^2 .

It is a cyclic number.

It is not a de Polignac number, because 30024413 - 26 = 30024349 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30024391 and 30024400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30024403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19748 + ... + 21213.

It is an arithmetic number, because the mean of its divisors is an integer number (7516527).

Almost surely, 230024413 is an apocalyptic number.

It is an amenable number.

30024413 is a deficient number, since it is larger than the sum of its proper divisors (41695).

30024413 is an equidigital number, since it uses as much as digits as its factorization.

30024413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41694.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 30024413 is about 5479.4537136470. The cubic root of 30024413 is about 310.8075131508.

Adding to 30024413 its reverse (31442003), we get a palindrome (61466416).

The spelling of 30024413 in words is "thirty million, twenty-four thousand, four hundred thirteen".

Divisors: 1 733 40961 30024413