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12338844 = 2237146891
BaseRepresentation
bin101111000100…
…011010011100
3212012212201020
4233010122130
511124320334
61120244140
7206610210
oct57043234
925185636
1012338844
116a683a1
124170650
1327302bb
1418d2940
15113ae49
hexbc469c

12338844 has 24 divisors (see below), whose sum is σ = 32903808. Its totient is φ = 3525360.

The previous prime is 12338831. The next prime is 12338849. The reversal of 12338844 is 44883321.

12338844 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12338849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73362 + ... + 73529.

It is an arithmetic number, because the mean of its divisors is an integer number (1370992).

Almost surely, 212338844 is an apocalyptic number.

12338844 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12338844 is an abundant number, since it is smaller than the sum of its proper divisors (20564964).

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

12338844 is a wasteful number, since it uses less digits than its factorization.

12338844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146905 (or 146903 counting only the distinct ones).

The product of its digits is 18432, while the sum is 33.

The square root of 12338844 is about 3512.6690706641. The cubic root of 12338844 is about 231.0777647140.

The spelling of 12338844 in words is "twelve million, three hundred thirty-eight thousand, eight hundred forty-four".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 146891 293782 440673 587564 881346 1028237 1762692 2056474 3084711 4112948 6169422 12338844