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1828306 = 21795107
BaseRepresentation
bin110111110010111010010
310102212222001
412332113102
5432001211
6103104214
721353224
oct6762722
93385861
101828306
1110396a7
1274206a
134c024c
14358414
15261ac1
hex1be5d2

1828306 has 8 divisors (see below), whose sum is σ = 2758320. Its totient is φ = 908868.

The previous prime is 1828303. The next prime is 1828319. The reversal of 1828306 is 6038281.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1828301) 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, 2196 + ... + 2911.

It is an arithmetic number, because the mean of its divisors is an integer number (344790).

21828306 is an apocalyptic number.

1828306 is a deficient number, since it is larger than the sum of its proper divisors (930014).

1828306 is a wasteful number, since it uses less digits than its factorization.

1828306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5288.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 1828306 is about 1352.1486604660. The cubic root of 1828306 is about 122.2783664308.

The spelling of 1828306 in words is "one million, eight hundred twenty-eight thousand, three hundred six".

Divisors: 1 2 179 358 5107 10214 914153 1828306