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12841312286 = 2111573717809
BaseRepresentation
bin10111111010110011…
…01110000000011110
31020010221012020211202
423331121232000132
5202244333443121
65522121515502
7633135232145
oct137531560036
936127166752
1012841312286
11549a649a90
1225a4642b92
13129855064a
1489b65c75c
1550255840b
hex2fd66e01e

12841312286 has 16 divisors (see below), whose sum is σ = 21146903280. Its totient is φ = 5799780480.

The previous prime is 12841312277. The next prime is 12841312313. The reversal of 12841312286 is 68221314821.

It is a super-3 number, since 3×128413122863 (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1855451 + ... + 1862358.

It is an arithmetic number, because the mean of its divisors is an integer number (1321681455).

Almost surely, 212841312286 is an apocalyptic number.

12841312286 is a deficient number, since it is larger than the sum of its proper divisors (8305590994).

12841312286 is a wasteful number, since it uses less digits than its factorization.

12841312286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3717979.

The product of its digits is 36864, while the sum is 38.

The spelling of 12841312286 in words is "twelve billion, eight hundred forty-one million, three hundred twelve thousand, two hundred eighty-six".

Divisors: 1 2 11 22 157 314 1727 3454 3717809 7435618 40895899 81791798 583696013 1167392026 6420656143 12841312286