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13142821988289 = 37625848666109
BaseRepresentation
bin1011111101000000110100…
…1111000110011111000001
31201112102220212021021012110
42333100031033012133001
53210312444412111124
643541421251245533
72524352244435660
oct277201517063701
951472825237173
1013142821988289
11420792641a464
1215832005a98a9
137444940a5a66
1433618a35cdd7
1517bd1ced8029
hexbf40d3c67c1

13142821988289 has 8 divisors (see below), whose sum is σ = 20027157315520. Its totient is φ = 7510183993296.

The previous prime is 13142821988281. The next prime is 13142821988299. The reversal of 13142821988289 is 98288912824131.

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

It is not a de Polignac number, because 13142821988289 - 23 = 13142821988281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13142821988281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 312924333034 + ... + 312924333075.

It is an arithmetic number, because the mean of its divisors is an integer number (2503394664440).

Almost surely, 213142821988289 is an apocalyptic number.

It is an amenable number.

13142821988289 is a deficient number, since it is larger than the sum of its proper divisors (6884335327231).

13142821988289 is an equidigital number, since it uses as much as digits as its factorization.

13142821988289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625848666119.

The product of its digits is 31850496, while the sum is 66.

The spelling of 13142821988289 in words is "thirteen trillion, one hundred forty-two billion, eight hundred twenty-one million, nine hundred eighty-eight thousand, two hundred eighty-nine".

Divisors: 1 3 7 21 625848666109 1877545998327 4380940662763 13142821988289