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12842086 = 261105263
BaseRepresentation
bin110000111111…
…010001100110
3220011110000211
4300333101212
511241421321
61135130034
7214104325
oct60772146
926143024
1012842086
1172814a4
12437391a
13287838a
1419c40bc
1511da0e1
hexc3f466

12842086 has 8 divisors (see below), whose sum is σ = 19579104. Its totient is φ = 6315720.

The previous prime is 12842083. The next prime is 12842107. The reversal of 12842086 is 68024821.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12842083) 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, 52510 + ... + 52753.

It is an arithmetic number, because the mean of its divisors is an integer number (2447388).

Almost surely, 212842086 is an apocalyptic number.

12842086 is a deficient number, since it is larger than the sum of its proper divisors (6737018).

12842086 is a wasteful number, since it uses less digits than its factorization.

12842086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105326.

The product of its (nonzero) digits is 6144, while the sum is 31.

The square root of 12842086 is about 3583.5856345286. The cubic root of 12842086 is about 234.1775140230.

The spelling of 12842086 in words is "twelve million, eight hundred forty-two thousand, eighty-six".

Divisors: 1 2 61 122 105263 210526 6421043 12842086