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12483744875 = 53717382469
BaseRepresentation
bin10111010000001011…
…01101010001101011
31012020000100221120022
423220011231101223
5201031314314000
65422425551055
7621234036440
oct135005552153
935200327508
1012483744875
115326826328
12250494548b
13123c447bb4
14865d819c7
154d0e77585
hex2e816d46b

12483744875 has 32 divisors (see below), whose sum is σ = 17908525440. Its totient is φ = 8510697600.

The previous prime is 12483744863. The next prime is 12483744961. The reversal of 12483744875 is 57844738421.

It is a happy number.

12483744875 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12483744875 - 24 = 12483744859 is a prime.

It is a super-2 number, since 2×124837448752 (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 110141 + ... + 192609.

It is an arithmetic number, because the mean of its divisors is an integer number (559641420).

Almost surely, 212483744875 is an apocalyptic number.

12483744875 is a deficient number, since it is larger than the sum of its proper divisors (5424780565).

12483744875 is an equidigital number, since it uses as much as digits as its factorization.

12483744875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82664 (or 82654 counting only the distinct ones).

The product of its digits is 6021120, while the sum is 53.

The spelling of 12483744875 in words is "twelve billion, four hundred eighty-three million, seven hundred forty-four thousand, eight hundred seventy-five".

Divisors: 1 5 7 25 35 125 173 175 865 875 1211 4325 6055 21625 30275 82469 151375 412345 577283 2061725 2886415 10308625 14267137 14432075 71335685 72160375 99869959 356678425 499349795 1783392125 2496748975 12483744875