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80321375196 = 2234834636451
BaseRepresentation
bin100101011001110000…
…1101110101111011100
321200022201211121220000
41022303201232233130
52303444233001241
6100522113454300
75542303265346
oct1126341565734
9250281747800
1080321375196
1131078360017
1213697571390
1377608a7c5a
143c5d714296
152151800eb6
hex12b386ebdc

80321375196 has 120 divisors (see below), whose sum is σ = 212997759744. Its totient is φ = 26389994400.

The previous prime is 80321375191. The next prime is 80321375207. The reversal of 80321375196 is 69157312308.

80321375196 is a `hidden beast` number, since 80 + 3 + 21 + 37 + 519 + 6 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80321375191) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 12447771 + ... + 12454221.

Almost surely, 280321375196 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80321375196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106498879872).

80321375196 is an abundant number, since it is smaller than the sum of its proper divisors (132676384548).

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

80321375196 is a wasteful number, since it uses less digits than its factorization.

80321375196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7013 (or 7002 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The spelling of 80321375196 in words is "eighty billion, three hundred twenty-one million, three hundred seventy-five thousand, one hundred ninety-six".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 81 83 108 162 166 249 324 332 463 498 747 926 996 1389 1494 1852 2241 2778 2988 4167 4482 5556 6451 6723 8334 8964 12501 12902 13446 16668 19353 25002 25804 26892 37503 38429 38706 50004 58059 75006 76858 77412 115287 116118 150012 153716 174177 230574 232236 345861 348354 461148 522531 535433 691722 696708 1037583 1045062 1070866 1383444 1606299 2075166 2090124 2141732 2986813 3112749 3212598 4150332 4818897 5973626 6225498 6425196 8960439 9637794 11947252 12450996 14456691 17920878 19275588 26881317 28913382 35841756 43370073 53762634 57826764 80643951 86740146 107525268 161287902 173480292 241931853 247905479 322575804 483863706 495810958 743716437 967727412 991621916 1487432874 2231149311 2974865748 4462298622 6693447933 8924597244 13386895866 20080343799 26773791732 40160687598 80321375196