Search a number
-
+
5155793 = 7976469
BaseRepresentation
bin10011101010101111010001
3100200221102022
4103222233101
52304441133
6302301225
761552316
oct23525721
910627368
105155793
112a01695
121887815
1310b6986
14982d0d
156bc998
hex4eabd1

5155793 has 4 divisors (see below), whose sum is σ = 5163060. Its totient is φ = 5148528.

The previous prime is 5155789. The next prime is 5155817. The reversal of 5155793 is 3975515.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3975515 = 5795103.

It can be written as a sum of positive squares in 2 ways, for example, as 1183744 + 3972049 = 1088^2 + 1993^2 .

It is a cyclic number.

It is not a de Polignac number, because 5155793 - 22 = 5155789 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5155753) 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, 2438 + ... + 4031.

It is an arithmetic number, because the mean of its divisors is an integer number (1290765).

Almost surely, 25155793 is an apocalyptic number.

It is an amenable number.

5155793 is a deficient number, since it is larger than the sum of its proper divisors (7267).

5155793 is an equidigital number, since it uses as much as digits as its factorization.

5155793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7266.

The product of its digits is 23625, while the sum is 35.

The square root of 5155793 is about 2270.6371352552. The cubic root of 5155793 is about 172.7554766586.

The spelling of 5155793 in words is "five million, one hundred fifty-five thousand, seven hundred ninety-three".

Divisors: 1 797 6469 5155793