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12844086 = 232140681
BaseRepresentation
bin110000111111…
…110000110110
3220011112202220
4300333300312
511242002321
61135143210
7214113213
oct60776066
926145686
1012844086
117282a52
124374b06
132879268
1419c4b0a
1511da9c6
hexc3fc36

12844086 has 8 divisors (see below), whose sum is σ = 25688184. Its totient is φ = 4281360.

The previous prime is 12844067. The next prime is 12844087. The reversal of 12844086 is 68044821.

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

12844086 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12844087) 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, 1070335 + ... + 1070346.

It is an arithmetic number, because the mean of its divisors is an integer number (3211023).

Almost surely, 212844086 is an apocalyptic number.

12844086 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12844086 is a wasteful number, since it uses less digits than its factorization.

12844086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2140686.

The product of its (nonzero) digits is 12288, while the sum is 33.

The square root of 12844086 is about 3583.8646737844. The cubic root of 12844086 is about 234.1896701664.

The spelling of 12844086 in words is "twelve million, eight hundred forty-four thousand, eighty-six".

Divisors: 1 2 3 6 2140681 4281362 6422043 12844086