Search a number
-
+
5371789 = 7175659
BaseRepresentation
bin10100011111011110001101
3101002220201011
4110133132031
52333344124
6311045221
763442123
oct24373615
911086634
105371789
1130399a5
121970811
131161097
149db913
15711994
hex51f78d

5371789 has 4 divisors (see below), whose sum is σ = 5447520. Its totient is φ = 5296060.

The previous prime is 5371783. The next prime is 5371801. The reversal of 5371789 is 9871735.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5371789 - 23 = 5371781 is a prime.

It is a super-2 number, since 2×53717892 = 57712234121042, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

5371789 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5371781) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37759 + ... + 37900.

It is an arithmetic number, because the mean of its divisors is an integer number (1361880).

Almost surely, 25371789 is an apocalyptic number.

It is an amenable number.

5371789 is a deficient number, since it is larger than the sum of its proper divisors (75731).

5371789 is an equidigital number, since it uses as much as digits as its factorization.

5371789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75730.

The product of its digits is 52920, while the sum is 40.

The square root of 5371789 is about 2317.7120183491. The cubic root of 5371789 is about 175.1350141758.

The spelling of 5371789 in words is "five million, three hundred seventy-one thousand, seven hundred eighty-nine".

Divisors: 1 71 75659 5371789