31997286144

Names of 31997286144

• Cardinal: 31997286144 can be written as Thirty-one billion, nine hundred ninety-seven million, two hundred eighty-six thousand, one hundred forty-four.

Scientific notation

• Scientific notation: 3.1997286144 × 10¹⁰

Factors of 31997286144

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 2525

Divisors of 31997286144

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 128 144 162 192 216 256 288 324 384 432 576 648 768 864 1049 1152 1296 1471 1728 2098 2304 2592 2942 3147 3456 4196 4413 5184 5884 6294 6912 8392 8826 9441 10368 11768 12588 13239 16784 17652 18882 20736 23536 25176 26478 28323 33568 35304 37764 39717 47072 50352 52956 56646 67136 70608 75528 79434 84969 94144 100704 105912 113292 119151 134272 141216 151056 158868 169938 188288 201408 211824 226584 238302 268544 282432 302112 317736 339876 376576 402816 423648 453168 476604 564864 604224 635472 679752 805632 847296 906336 953208 1129728 1208448 1270944 1359504 1543079 1694592 1812672 1906416 2416896 2541888 2719008 3086158 3389184 3625344 3812832 4629237 5083776 5438016 6172316 7250688 7625664 9258474 10167552 10876032 12344632 13887711 15251328 18516948 21752064 24689264 27775422 30502656 37033896 41663133 49378528 55550844 74067792 83326266 98757056 111101688 124989399 148135584 166652532 197514112 222203376 249978798 296271168 333305064 395028224 444406752 499957596 592542336 666610128 888813504 999915192 1185084672 1333220256 1777627008 1999830384 2666440512 3555254016 3999660768 5332881024 7999321536 10665762048 15998643072 31997286144
• Sum of all divisors σ(n): 95565993600
• Sum of proper divisors (its aliquot sum) s(n): 63568707456
• 31997286144 is an abundant number, because the sum of its proper divisors (63568707456) is greater than itself. Its abundance is 31571421312

Bases of 31997286144

• Binary: 11101110011001011111101011100000000₂
• Hexadecimal: 0x7732FD700
• Base-36: EP6CW00

Squares and roots of 31997286144

• 31997286144 squared (31997286144²) is 1023826320581014388736
• 31997286144 cubed (31997286144³) is 32759663741389393730167042473984
• The square root of 31997286144 is 178877.8525810279
• The cube root of 31997286144 is 3174.7123518601

Scales and comparisons

• 31,997,286,144 seconds is equal to 1,017 years, 21 weeks, 3 days, 23 hours, 2 minutes, 24 seconds.
• To count from 1 to 31,997,286,144 would take you about two thousand and thirty-four years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 31997286144 cubic inches would be around 264.6 feet tall.

Recreational maths with 31997286144

• 31997286144 backwards is 44168279913
• 31997286144 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31997286144's digits is 54
• More coming soon!