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12305852269801 = 14982589612549
BaseRepresentation
bin1011001100010010110111…
…1101000000010011101001
31121120102120000002020110221
42303010231331000103221
53103104341140113201
642101121441410041
72410032330266056
oct263045575002351
947512500066427
1012305852269801
113a14978880012
121468b59039921
136b358ab0151c
1430786c07602d
151651842854a1
hexb312df404e9

12305852269801 has 4 divisors (see below), whose sum is σ = 12388441882500. Its totient is φ = 12223262657104.

The previous prime is 12305852269729. The next prime is 12305852269859. The reversal of 12305852269801 is 10896225850321.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4174457836201 + 8131394433600 = 2043149^2 + 2851560^2 .

It is a cyclic number.

It is not a de Polignac number, because 12305852269801 - 233 = 12297262335209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12305852269891) 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, 41294806126 + ... + 41294806423.

It is an arithmetic number, because the mean of its divisors is an integer number (3097110470625).

Almost surely, 212305852269801 is an apocalyptic number.

It is an amenable number.

12305852269801 is a deficient number, since it is larger than the sum of its proper divisors (82589612699).

12305852269801 is an equidigital number, since it uses as much as digits as its factorization.

12305852269801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82589612698.

The product of its (nonzero) digits is 2073600, while the sum is 52.

The spelling of 12305852269801 in words is "twelve trillion, three hundred five billion, eight hundred fifty-two million, two hundred sixty-nine thousand, eight hundred one".

Divisors: 1 149 82589612549 12305852269801