Search a number
-
+
2472713 = 13718049
BaseRepresentation
bin1001011011101100001001
311122121220222
421123230021
51113111323
6124555425
730006035
oct11335411
94577828
102472713
111439871
129b2b75
13687659
144851c5
1533c9c8
hex25bb09

2472713 has 4 divisors (see below), whose sum is σ = 2490900. Its totient is φ = 2454528.

The previous prime is 2472703. The next prime is 2472719. The reversal of 2472713 is 3172742.

2472713 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, and also an emirpimes, since its reverse is a distinct semiprime: 3172742 = 21586371.

It can be written as a sum of positive squares in 2 ways, for example, as 1827904 + 644809 = 1352^2 + 803^2 .

It is a cyclic number.

It is not a de Polignac number, because 2472713 - 24 = 2472697 is a prime.

It is a super-2 number, since 2×24727132 = 12228619160738, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2472719) 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, 8888 + ... + 9161.

It is an arithmetic number, because the mean of its divisors is an integer number (622725).

22472713 is an apocalyptic number.

It is an amenable number.

2472713 is a deficient number, since it is larger than the sum of its proper divisors (18187).

2472713 is a wasteful number, since it uses less digits than its factorization.

2472713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18186.

The product of its digits is 2352, while the sum is 26.

The square root of 2472713 is about 1572.4862479526. The cubic root of 2472713 is about 135.2252845642.

The spelling of 2472713 in words is "two million, four hundred seventy-two thousand, seven hundred thirteen".

Divisors: 1 137 18049 2472713