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6005143 = 47671907
BaseRepresentation
bin10110111010000110010111
3102022002111201
4112322012113
53014131033
6332413331
7102020464
oct26720627
912262451
106005143
113431831
122017247
131323451
14b2466b
157d947d
hex5ba197

6005143 has 8 divisors (see below), whose sum is σ = 6227712. Its totient is φ = 5786616.

The previous prime is 6005141. The next prime is 6005149. The reversal of 6005143 is 3415006.

6005143 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 6005143 - 21 = 6005141 is a prime.

It is a Duffinian number.

6005143 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 6005143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6005141) 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 7 ways as a sum of consecutive naturals, for example, 2196 + ... + 4102.

It is an arithmetic number, because the mean of its divisors is an integer number (778464).

Almost surely, 26005143 is an apocalyptic number.

6005143 is a deficient number, since it is larger than the sum of its proper divisors (222569).

6005143 is a wasteful number, since it uses less digits than its factorization.

6005143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2021.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 6005143 is about 2450.5393283928. The cubic root of 6005143 is about 181.7639636292.

The spelling of 6005143 in words is "six million, five thousand, one hundred forty-three".

Divisors: 1 47 67 1907 3149 89629 127769 6005143