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12849283 = 31478819
BaseRepresentation
bin110001000001…
…000010000011
3220011210220101
4301001002003
511242134113
61135223231
7214134316
oct61010203
926153811
1012849283
117286947
124377b17
13287b735
1419c697d
1511dc2dd
hexc41083

12849283 has 8 divisors (see below), whose sum is σ = 13547520. Its totient is φ = 12168840.

The previous prime is 12849281. The next prime is 12849289. The reversal of 12849283 is 38294821.

12849283 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 12849283 - 21 = 12849281 is a prime.

It is a super-2 number, since 2×128492832 = 330208147228178, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12849281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2953 + ... + 5866.

It is an arithmetic number, because the mean of its divisors is an integer number (1693440).

Almost surely, 212849283 is an apocalyptic number.

12849283 is a deficient number, since it is larger than the sum of its proper divisors (698237).

12849283 is an equidigital number, since it uses as much as digits as its factorization.

12849283 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8897.

The product of its digits is 27648, while the sum is 37.

The square root of 12849283 is about 3584.5896557347. The cubic root of 12849283 is about 234.2212520062.

The spelling of 12849283 in words is "twelve million, eight hundred forty-nine thousand, two hundred eighty-three".

Divisors: 1 31 47 1457 8819 273389 414493 12849283