Search a number
-
+
12802633 = 74317231
BaseRepresentation
bin110000110101…
…101001001001
3220002102220121
4300311221021
511234141013
61134223241
7213551314
oct60655111
926072817
1012802633
117254898
124354b21
13286342c
1419b397b
1511cd58d
hexc35a49

12802633 has 4 divisors (see below), whose sum is σ = 12820608. Its totient is φ = 12784660.

The previous prime is 12802631. The next prime is 12802681. The reversal of 12802633 is 33620821.

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 12802633 - 21 = 12802631 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12802598 and 12802607.

It is not an unprimeable number, because it can be changed into a prime (12802631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7873 + ... + 9358.

It is an arithmetic number, because the mean of its divisors is an integer number (3205152).

Almost surely, 212802633 is an apocalyptic number.

It is an amenable number.

12802633 is a deficient number, since it is larger than the sum of its proper divisors (17975).

12802633 is an equidigital number, since it uses as much as digits as its factorization.

12802633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17974.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 12802633 is about 3578.0767180149. The cubic root of 12802633 is about 233.9374574130.

The spelling of 12802633 in words is "twelve million, eight hundred two thousand, six hundred thirty-three".

Divisors: 1 743 17231 12802633