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12442834 = 219327443
BaseRepresentation
bin101111011101…
…110011010010
3212102011100201
4233131303102
511141132314
61122405414
7210522325
oct57356322
925364321
1012442834
117029538
12420086a
132768731
14191c7bc
15115bb74
hexbddcd2

12442834 has 8 divisors (see below), whose sum is σ = 19646640. Its totient is φ = 5893956.

The previous prime is 12442817. The next prime is 12442847. The reversal of 12442834 is 43824421.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163684 + ... + 163759.

It is an arithmetic number, because the mean of its divisors is an integer number (2455830).

Almost surely, 212442834 is an apocalyptic number.

12442834 is a deficient number, since it is larger than the sum of its proper divisors (7203806).

12442834 is a wasteful number, since it uses less digits than its factorization.

12442834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327464.

The product of its digits is 6144, while the sum is 28.

The square root of 12442834 is about 3527.4401483229. The cubic root of 12442834 is about 231.7251128925.

The spelling of 12442834 in words is "twelve million, four hundred forty-two thousand, eight hundred thirty-four".

Divisors: 1 2 19 38 327443 654886 6221417 12442834