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2443013 = 4759881
BaseRepresentation
bin1001010100011100000101
311121010011222
421110130011
51111134023
6124210125
726523326
oct11243405
94533158
102443013
111419521
12999945
13676c91
1447844d
15333cc8
hex254705

2443013 has 8 divisors (see below), whose sum is σ = 2540160. Its totient is φ = 2347840.

The previous prime is 2442977. The next prime is 2443027. The reversal of 2443013 is 3103442.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2443013 - 26 = 2442949 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2442982 and 2443000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2443033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2333 + ... + 3213.

It is an arithmetic number, because the mean of its divisors is an integer number (317520).

22443013 is an apocalyptic number.

It is an amenable number.

2443013 is a deficient number, since it is larger than the sum of its proper divisors (97147).

2443013 is an equidigital number, since it uses as much as digits as its factorization.

2443013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 987.

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

The square root of 2443013 is about 1563.0140754325. The cubic root of 2443013 is about 134.6817009596.

Adding to 2443013 its reverse (3103442), we get a palindrome (5546455).

The spelling of 2443013 in words is "two million, four hundred forty-three thousand, thirteen".

Divisors: 1 47 59 881 2773 41407 51979 2443013