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12881024162060 = 22537916971001381
BaseRepresentation
bin1011101101110001100011…
…0111101001100100001100
31200121102011201110202000012
42323130120313221210030
53142020314141141220
643221243311252352
72466423533562245
oct273343067514414
950542151422005
1012881024162060
1141168a23717aa
121540518b1a0b8
137258a1a1ac02
14327632b19ccc
151750e9586ac5
hexbb718de990c

12881024162060 has 48 divisors (see below), whose sum is σ = 27137532310560. Its totient is φ = 5135781611520.

The previous prime is 12881024162021. The next prime is 12881024162077. The reversal of 12881024162060 is 6026142018821.

It is a junction number, because it is equal to n+sod(n) for n = 12881024161999 and 12881024162017.

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 15 ways as a sum of consecutive naturals, for example, 12362570 + ... + 13363950.

It is an arithmetic number, because the mean of its divisors is an integer number (565365256470).

Almost surely, 212881024162060 is an apocalyptic number.

12881024162060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12881024162060 is an abundant number, since it is smaller than the sum of its proper divisors (14256508148500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12881024162060 is a wasteful number, since it uses less digits than its factorization.

12881024162060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1003466 (or 1003464 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 41.

The spelling of 12881024162060 in words is "twelve trillion, eight hundred eighty-one billion, twenty-four million, one hundred sixty-two thousand, sixty".

Divisors: 1 2 4 5 10 20 379 758 1516 1697 1895 3394 3790 6788 7580 8485 16970 33940 643163 1001381 1286326 2002762 2572652 3215815 4005524 5006905 6431630 10013810 12863260 20027620 379523399 759046798 1518093596 1699343557 1897616995 3398687114 3795233990 6797374228 7590467980 8496717785 16993435570 33986871140 644051208103 1288102416206 2576204832412 3220256040515 6440512081030 12881024162060