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12418821483 = 319992070839
BaseRepresentation
bin10111001000011100…
…00010110101101011
31012001111012111102020
423210032002311223
5200413204241413
65412150235523
7616515145425
oct134416026553
935044174366
1012418821483
1152a3112432
1224a7055ba3
13122bb65ca3
1485b4c1815
154ca400c23
hex2e4382d6b

12418821483 has 8 divisors (see below), whose sum is σ = 16566720000. Its totient is φ = 8275068648.

The previous prime is 12418821469. The next prime is 12418821551. The reversal of 12418821483 is 38412881421.

12418821483 is digitally balanced in base 2, 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 not a de Polignac number, because 12418821483 - 217 = 12418690411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12418821463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1029423 + ... + 1041416.

It is an arithmetic number, because the mean of its divisors is an integer number (2070840000).

Almost surely, 212418821483 is an apocalyptic number.

12418821483 is a deficient number, since it is larger than the sum of its proper divisors (4147898517).

12418821483 is a wasteful number, since it uses less digits than its factorization.

12418821483 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2072841.

The product of its digits is 98304, while the sum is 42.

The spelling of 12418821483 in words is "twelve billion, four hundred eighteen million, eight hundred twenty-one thousand, four hundred eighty-three".

Divisors: 1 3 1999 5997 2070839 6212517 4139607161 12418821483