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30024713 = 39775629
BaseRepresentation
bin111001010001…
…0010000001001
32002111102011102
41302202100021
530141242323
62551311145
7513130415
oct162422011
962442142
1030024713
1115a48014
12a07b4b5
1362b3304
143db7d45
152981328
hex1ca2409

30024713 has 4 divisors (see below), whose sum is σ = 30100740. Its totient is φ = 29948688.

The previous prime is 30024697. The next prime is 30024733. The reversal of 30024713 is 31742003.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31742003 = 86336781.

It can be written as a sum of positive squares in 2 ways, for example, as 27175369 + 2849344 = 5213^2 + 1688^2 .

It is a cyclic number.

It is not a de Polignac number, because 30024713 - 24 = 30024697 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (30024733) 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, 37418 + ... + 38211.

It is an arithmetic number, because the mean of its divisors is an integer number (7525185).

Almost surely, 230024713 is an apocalyptic number.

It is an amenable number.

30024713 is a deficient number, since it is larger than the sum of its proper divisors (76027).

30024713 is an equidigital number, since it uses as much as digits as its factorization.

30024713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76026.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 30024713 is about 5479.4810885703. The cubic root of 30024713 is about 310.8085483300.

Adding to 30024713 its reverse (31742003), we get a palindrome (61766716).

The spelling of 30024713 in words is "thirty million, twenty-four thousand, seven hundred thirteen".

Divisors: 1 397 75629 30024713