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2472013 = 4160293
BaseRepresentation
bin1001011011100001001101
311122120222001
421123201031
51113101023
6124552301
730004015
oct11334115
94576861
102472013
111439295
129b2691
1368723b
14484c45
1533c6ad
hex25b84d

2472013 has 4 divisors (see below), whose sum is σ = 2532348. Its totient is φ = 2411680.

The previous prime is 2471993. The next prime is 2472023. The reversal of 2472013 is 3102742.

2472013 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: 3102742 = 21551371.

It can be written as a sum of positive squares in 2 ways, for example, as 407044 + 2064969 = 638^2 + 1437^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2472013 is a prime.

It is a super-2 number, since 2×24720132 = 12221696544338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2472023) 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, 30106 + ... + 30187.

It is an arithmetic number, because the mean of its divisors is an integer number (633087).

22472013 is an apocalyptic number.

It is an amenable number.

2472013 is a deficient number, since it is larger than the sum of its proper divisors (60335).

2472013 is an equidigital number, since it uses as much as digits as its factorization.

2472013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60334.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 2472013 is about 1572.2636547348. The cubic root of 2472013 is about 135.2125230572.

Adding to 2472013 its reverse (3102742), we get a palindrome (5574755).

The spelling of 2472013 in words is "two million, four hundred seventy-two thousand, thirteen".

Divisors: 1 41 60293 2472013