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12044012523205 = 5134138031188359
BaseRepresentation
bin1010111101000011011100…
…0101101000111011000101
31120122101200221101221100111
42233100313011220323011
53034312114201220310
641340535403113021
72352102600205465
oct257206705507305
946571627357314
1012044012523205
11392392309aa23
121426263512771
1369498cb59a20
142d8d0d03dba5
1515d45bd0328a
hexaf437168ec5

12044012523205 has 32 divisors (see below), whose sum is σ = 15948399640320. Its totient is φ = 8674823262720.

The previous prime is 12044012523187. The next prime is 12044012523253. The reversal of 12044012523205 is 50232521044021.

It is a happy number.

It is not a de Polignac number, because 12044012523205 - 223 = 12044004134597 is a prime.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 9540816 + ... + 10729174.

It is an arithmetic number, because the mean of its divisors is an integer number (498387488760).

Almost surely, 212044012523205 is an apocalyptic number.

It is an amenable number.

12044012523205 is a deficient number, since it is larger than the sum of its proper divisors (3904387117115).

12044012523205 is a wasteful number, since it uses less digits than its factorization.

12044012523205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1192221.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 12044012523205 its reverse (50232521044021), we get a palindrome (62276533567226).

The spelling of 12044012523205 in words is "twelve trillion, forty-four billion, twelve million, five hundred twenty-three thousand, two hundred five".

Divisors: 1 5 13 41 65 205 533 2665 3803 19015 49439 155923 247195 779615 1188359 2026999 5941795 10134995 15448667 48722719 77243335 243613595 633395347 3166976735 4519329277 22596646385 58751280601 185292500357 293756403005 926462501785 2408802504641 12044012523205