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5189443 = 72105907
BaseRepresentation
bin10011110010111101000011
3100202122120121
4103302331003
52312030233
6303121111
762052400
oct23627503
910678517
105189443
112a249a6
1218a3197
1310c909c
149912a7
156c792d
hex4f2f43

5189443 has 6 divisors (see below), whose sum is σ = 6036756. Its totient is φ = 4448052.

The previous prime is 5189441. The next prime is 5189473. The reversal of 5189443 is 3449815.

It is not a de Polignac number, because 5189443 - 21 = 5189441 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5189399 and 5189408.

It is not an unprimeable number, because it can be changed into a prime (5189441) 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 5 ways as a sum of consecutive naturals, for example, 52905 + ... + 53002.

It is an arithmetic number, because the mean of its divisors is an integer number (1006126).

Almost surely, 25189443 is an apocalyptic number.

5189443 is a deficient number, since it is larger than the sum of its proper divisors (847313).

5189443 is a wasteful number, since it uses less digits than its factorization.

5189443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105921 (or 105914 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

The square root of 5189443 is about 2278.0348987669. The cubic root of 5189443 is about 173.1304995060.

The spelling of 5189443 in words is "five million, one hundred eighty-nine thousand, four hundred forty-three".

Divisors: 1 7 49 105907 741349 5189443