1997131136

Names of 1997131136

• Cardinal: 1997131136 can be written as One billion, nine hundred ninety-seven million, one hundred thirty-one thousand, one hundred thirty-six.

Scientific notation

• Scientific notation: 1.997131136 × 10⁹

Factors of 1997131136

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 142

Divisors of 1997131136

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 7 8 11 13 14 16 22 26 28 32 44 52 56 64 77 88 91 104 109 112 121 128 143 154 169 176 182 208 218 224 242 286 308 338 352 364 416 436 448 484 572 616 676 704 728 763 832 847 872 896 968 1001 1144 1183 1199 1232 1352 1408 1417 1456 1526 1573 1664 1694 1744 1859 1936 2002 2288 2366 2398 2464 2704 2834 2912 3052 3146 3388 3488 3718 3872 4004 4576 4732 4796 4928 5408 5668 5824 6104 6292 6776 6976 7436 7744 8008 8393 9152 9464 9592 9856 9919 10816 11011 11336 11648 12208 12584 13013 13189 13552 13952 14872 15488 15587 16016 16786 18304 18421 18928 19184 19838 20449 21632 22022 22672 24416 25168 26026 26378 27104 29744 31174 32032 33572 36842 37856 38368 39676 40898 44044 45344 48832 50336 52052 52756 54208 59488 62348 64064 67144 73684 75712 76736 79352 81796 88088 90688 92323 97664 100672 104104 105512 108416 109109 118976 124696 128128 128947 134288 143143 147368 151424 153472 158704 163592 171457 176176 181376 184646 201344 202631 208208 211024 218218 237952 249392 257894 268576 286286 294736 317408 327184 342914 352352 369292 405262 416416 422048 436436 498784 515788 537152 572572 589472 634816 654368 685828 704704 738584 810524 832832 844096 872872 997568 1031576 1074304 1145144 1178944 1200199 1269632 1308736 1371656 1409408 1418417 1477168 1621048 1665664 1688192 1745744 1995136 2063152 2228941 2290288 2357888 2400398 2617472 2743312 2836834 2954336 3242096 3491488 4126304 4457882 4580576 4800796 5486624 5673668 5908672 6484192 6982976 8252608 8915764 9161152 9601592 10973248 11347336 11817344 12968384 13965952 15602587 16505216 17831528 18322304 19203184 21946496 22694672 25936768 31205174 35663056 38406368 45389344 62410348 71326112 76812736 90778688 124820696 142652224 153625472 181557376 249641392 285304448 499282784 998565568 1997131136
• Sum of all divisors σ(n): 5461671600
• Sum of proper divisors (its aliquot sum) s(n): 3464540464
• 1997131136 is an abundant number, because the sum of its proper divisors (3464540464) is greater than itself. Its abundance is 1467409328

Bases of 1997131136

• Binary: 1110111000010011100110110000000₂
• Hexadecimal: 0x7709CD80
• Base-36: X11G8W

Squares and roots of 1997131136

• 1997131136 squared (1997131136²) is 3988532774380650496
• 1997131136 cubed (1997131136³) is 7965622990672060221495443456
• The square root of 1997131136 is 44689.2731648211
• The cube root of 1997131136 is 1259.3183379293

Scales and comparisons

• 1,997,131,136 seconds is equal to 63 years, 26 weeks, 22 hours, 38 minutes, 56 seconds.
• To count from 1 to 1,997,131,136 would take you about one hundred twenty-seven 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 1997131136 cubic inches would be around 104.9 feet tall.

Recreational maths with 1997131136

• 1997131136 backwards is 6311317991
• The number of decimal digits it has is: 10
• The sum of 1997131136's digits is 41
• More coming soon!