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6830426 = 213812473
BaseRepresentation
bin11010000011100101011010
3110212000120202
4122003211122
53222033201
6402222202
7112025531
oct32034532
913760522
106830426
113945889
122354962
131551c95
14c9b318
158edc6b
hex68395a

6830426 has 8 divisors (see below), whose sum is σ = 10257204. Its totient is φ = 3411360.

The previous prime is 6830423. The next prime is 6830429. The reversal of 6830426 is 6240386.

It is an interprime number because it is at equal distance from previous prime (6830423) and next prime (6830429).

It can be written as a sum of positive squares in 2 ways, for example, as 6754801 + 75625 = 2599^2 + 275^2 .

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 (6830423) 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, 1526 + ... + 3998.

Almost surely, 26830426 is an apocalyptic number.

6830426 is a deficient number, since it is larger than the sum of its proper divisors (3426778).

6830426 is a wasteful number, since it uses less digits than its factorization.

6830426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3856.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 6830426 is about 2613.5083699885. The cubic root of 6830426 is about 189.7357915879.

The spelling of 6830426 in words is "six million, eight hundred thirty thousand, four hundred twenty-six".

Divisors: 1 2 1381 2473 2762 4946 3415213 6830426