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6480317 = 6739629
BaseRepresentation
bin11000101110000110111101
3110012020022202
4120232012331
53124332232
6350521245
7106040024
oct30560675
913166282
106480317
113726838
122206225
13145b80c
14c098bb
15880162
hex62e1bd

6480317 has 4 divisors (see below), whose sum is σ = 6490620. Its totient is φ = 6470016.

The previous prime is 6480301. The next prime is 6480329. The reversal of 6480317 is 7130846.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7130846 = 23565423.

It can be written as a sum of positive squares in 2 ways, for example, as 4813636 + 1666681 = 2194^2 + 1291^2 .

It is a cyclic number.

It is not a de Polignac number, because 6480317 - 24 = 6480301 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6480317.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6480367) 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, 4142 + ... + 5487.

It is an arithmetic number, because the mean of its divisors is an integer number (1622655).

Almost surely, 26480317 is an apocalyptic number.

It is an amenable number.

6480317 is a deficient number, since it is larger than the sum of its proper divisors (10303).

6480317 is an equidigital number, since it uses as much as digits as its factorization.

6480317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10302.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 6480317 is about 2545.6466761906. The cubic root of 6480317 is about 186.4369904086.

The spelling of 6480317 in words is "six million, four hundred eighty thousand, three hundred seventeen".

Divisors: 1 673 9629 6480317