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1682227 = 11531459
BaseRepresentation
bin110011010101100110011
310011110120201
412122230303
5412312402
6100020031
720204311
oct6325463
93143521
101682227
11a49978
12691617
1346b901
1431b0b1
15233687
hex19ab33

1682227 has 4 divisors (see below), whose sum is σ = 1684840. Its totient is φ = 1679616.

The previous prime is 1682207. The next prime is 1682237. The reversal of 1682227 is 7222861.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 7222861 = 13275443.

It is a 8-Lehmer number, since φ(1682227) divides (1682227-1)8.

It is a cyclic number.

It is not a de Polignac number, because 1682227 - 211 = 1680179 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1682195 and 1682204.

It is not an unprimeable number, because it can be changed into a prime (1682207) 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, 424 + ... + 1882.

It is an arithmetic number, because the mean of its divisors is an integer number (421210).

21682227 is an apocalyptic number.

1682227 is a deficient number, since it is larger than the sum of its proper divisors (2613).

1682227 is a wasteful number, since it uses less digits than its factorization.

1682227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2612.

The product of its digits is 2688, while the sum is 28.

The square root of 1682227 is about 1297.0069390716. The cubic root of 1682227 is about 118.9309440929.

The spelling of 1682227 in words is "one million, six hundred eighty-two thousand, two hundred twenty-seven".

Divisors: 1 1153 1459 1682227