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6072013 = 6778969
BaseRepresentation
bin10111001010011011001101
3102102111020101
4113022123031
53023301023
6334051101
7102416443
oct27123315
912374211
106072013
113477aa2
122049a91
131347a0c
14b40b93
157ee1ad
hex5ca6cd

6072013 has 4 divisors (see below), whose sum is σ = 6081660. Its totient is φ = 6062368.

The previous prime is 6071999. The next prime is 6072029. The reversal of 6072013 is 3102706.

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 5076009 + 996004 = 2253^2 + 998^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-6072013 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6072613) 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, 3808 + ... + 5161.

It is an arithmetic number, because the mean of its divisors is an integer number (1520415).

Almost surely, 26072013 is an apocalyptic number.

It is an amenable number.

6072013 is a deficient number, since it is larger than the sum of its proper divisors (9647).

6072013 is an equidigital number, since it uses as much as digits as its factorization.

6072013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9646.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 6072013 is about 2464.1454908345. The cubic root of 6072013 is about 182.4361495532.

Adding to 6072013 its reverse (3102706), we get a palindrome (9174719).

The spelling of 6072013 in words is "six million, seventy-two thousand, thirteen".

Divisors: 1 677 8969 6072013