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5189143 = 23322271
BaseRepresentation
bin10011110010111000010111
3100202122011111
4103302320113
52312023033
6303115451
762051461
oct23627027
910678144
105189143
112a24753
1218a2b87
1310c8bcb
14991131
156c77cd
hex4f2e17

5189143 has 4 divisors (see below), whose sum is σ = 5211648. Its totient is φ = 5166640.

The previous prime is 5189141. The next prime is 5189153. The reversal of 5189143 is 3419815.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5189143 - 21 = 5189141 is a prime.

It is a Duffinian number.

5189143 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5189141) 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, 10903 + ... + 11368.

It is an arithmetic number, because the mean of its divisors is an integer number (1302912).

Almost surely, 25189143 is an apocalyptic number.

5189143 is a deficient number, since it is larger than the sum of its proper divisors (22505).

5189143 is a wasteful number, since it uses less digits than its factorization.

5189143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22504.

The product of its digits is 4320, while the sum is 31.

The square root of 5189143 is about 2277.9690515896. The cubic root of 5189143 is about 173.1271632359.

The spelling of 5189143 in words is "five million, one hundred eighty-nine thousand, one hundred forty-three".

Divisors: 1 233 22271 5189143