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12685182483 = 34228394161
BaseRepresentation
bin10111101000001100…
…01000011000010011
31012202001102001000110
423310012020120103
5201434401314413
65454423252403
7626231162211
oct136406103023
935661361013
1012685182483
11541a500396
1225602aa103
1312720b664c
14884a19cb1
154e39b78c3
hex2f4188613

12685182483 has 4 divisors (see below), whose sum is σ = 16913576648. Its totient is φ = 8456788320.

The previous prime is 12685182463. The next prime is 12685182493. The reversal of 12685182483 is 38428158621.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2k-12685182483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12685182443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2114197078 + ... + 2114197083.

It is an arithmetic number, because the mean of its divisors is an integer number (4228394162).

Almost surely, 212685182483 is an apocalyptic number.

12685182483 is a deficient number, since it is larger than the sum of its proper divisors (4228394165).

12685182483 is an equidigital number, since it uses as much as digits as its factorization.

12685182483 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4228394164.

The product of its digits is 737280, while the sum is 48.

The spelling of 12685182483 in words is "twelve billion, six hundred eighty-five million, one hundred eighty-two thousand, four hundred eighty-three".

Divisors: 1 3 4228394161 12685182483