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6830353 = 61111973
BaseRepresentation
bin11010000011100100010001
3110212000111001
4122003210101
53222032403
6402222001
7112025365
oct32034421
913760431
106830353
113945822
122354901
131551c3a
14c9b2a5
158edc1d
hex683911

6830353 has 4 divisors (see below), whose sum is σ = 6942388. Its totient is φ = 6718320.

The previous prime is 6830347. The next prime is 6830359. The reversal of 6830353 is 3530386.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (6830347) and next prime (6830359).

It can be written as a sum of positive squares in 2 ways, for example, as 1227664 + 5602689 = 1108^2 + 2367^2 .

It is a cyclic number.

It is not a de Polignac number, because 6830353 - 213 = 6822161 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6830359) 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, 55926 + ... + 56047.

It is an arithmetic number, because the mean of its divisors is an integer number (1735597).

Almost surely, 26830353 is an apocalyptic number.

It is an amenable number.

6830353 is a deficient number, since it is larger than the sum of its proper divisors (112035).

6830353 is a wasteful number, since it uses less digits than its factorization.

6830353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112034.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 6830353 is about 2613.4944040499. The cubic root of 6830353 is about 189.7351156534.

The spelling of 6830353 in words is "six million, eight hundred thirty thousand, three hundred fifty-three".

Divisors: 1 61 111973 6830353