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12812106096 = 243397305749
BaseRepresentation
bin10111110111010100…
…10011100101110000
31020001220020102111000
423323222103211300
5202214344343341
65515155522000
7632332050666
oct137352234560
936056212430
1012812106096
115485110a39
1225968b9300
131292495a8a
14897818c36
154eebd98b6
hex2fba93970

12812106096 has 80 divisors (see below), whose sum is σ = 37154740000. Its totient is φ = 4226660352.

The previous prime is 12812106091. The next prime is 12812106107. The reversal of 12812106096 is 69060121821.

12812106096 is a `hidden beast` number, since 1 + 28 + 1 + 21 + 0 + 609 + 6 = 666.

It is a super-2 number, since 2×128121060962 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 12812106096.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12812106091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110971 + ... + 194778.

It is an arithmetic number, because the mean of its divisors is an integer number (464434250).

Almost surely, 212812106096 is an apocalyptic number.

12812106096 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12812106096 is an abundant number, since it is smaller than the sum of its proper divisors (24342633904).

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

12812106096 is a wasteful number, since it uses less digits than its factorization.

12812106096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305863 (or 305851 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 36.

The spelling of 12812106096 in words is "twelve billion, eight hundred twelve million, one hundred six thousand, ninety-six".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 97 108 144 194 216 291 388 432 582 776 873 1164 1552 1746 2328 2619 3492 4656 5238 6984 10476 13968 20952 41904 305749 611498 917247 1222996 1834494 2445992 2751741 3668988 4891984 5503482 7337976 8255223 11006964 14675952 16510446 22013928 29657653 33020892 44027856 59315306 66041784 88972959 118630612 132083568 177945918 237261224 266918877 355891836 474522448 533837754 711783672 800756631 1067675508 1423567344 1601513262 2135351016 3203026524 4270702032 6406053048 12812106096