18018690800

Names of 18018690800

• Cardinal: 18018690800 can be written as Eighteen billion, eighteen million, six hundred ninety thousand, eight hundred.

Scientific notation

• Scientific notation: 1.80186908 × 10¹⁰

Factors of 18018690800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 154

Divisors of 18018690800

• Number of divisors d(n): 270
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 25 40 44 47 50 55 80 88 89 94 100 110 121 176 178 188 200 220 235 242 275 356 376 400 440 445 470 484 517 550 605 712 752 880 890 940 968 979 1034 1100 1175 1210 1424 1780 1880 1936 1958 2068 2200 2225 2350 2420 2585 3025 3560 3760 3916 4136 4183 4400 4450 4700 4840 4895 5170 5687 6050 7120 7832 7921 8272 8366 8900 9400 9680 9790 10340 10769 11374 12100 12925 15664 15842 16732 17800 18800 19580 20680 20915 21538 22748 24200 24475 25850 28435 31684 33464 35600 39160 39605 41360 41830 43076 45496 46013 48400 48950 51700 53845 56870 63368 66928 78320 79210 83660 86152 87131 90992 92026 97900 103400 104575 107690 113740 126736 142175 158420 167320 172304 174262 184052 195800 198025 206800 209150 215380 227480 230065 269225 284350 316840 334640 348524 368104 372287 391600 396050 418300 430760 435655 454960 460130 506143 538450 568700 633680 697048 736208 744574 792100 836600 861520 871310 920260 958441 1012286 1076900 1137400 1150325 1394096 1489148 1584200 1673200 1742620 1840520 1861435 1916882 2024572 2153800 2178275 2274800 2300650 2530715 2978296 3168400 3485240 3681040 3722870 3833764 4049144 4095157 4307600 4356550 4601300 4792205 5061430 5956592 6970480 7445740 7667528 8098288 8190314 8713100 9202600 9307175 9584410 10122860 12653575 14891480 15335056 16380628 17426200 18405200 18614350 19168820 20245720 20475785 23961025 25307150 29782960 32761256 34852400 37228700 38337640 40491440 40951570 45046727 47922050 50614300 65522512 74457400 76675280 81903140 90093454 95844100 101228600 102378925 148914800 163806280 180186908 191688200 202457200 204757850 225233635 327612560 360373816 383376400 409515700 450467270 720747632 819031400 900934540 1126168175 1638062800 1801869080 2252336350 3603738160 4504672700 9009345400 18018690800
• Sum of all divisors σ(n): 49147677264
• Sum of proper divisors (its aliquot sum) s(n): 31128986464
• 18018690800 is an abundant number, because the sum of its proper divisors (31128986464) is greater than itself. Its abundance is 13110295664

Bases of 18018690800

• Binary: 10000110001111111110110011011110000₂
• Hexadecimal: 0x431FF66F0
• Base-36: 89ZV2SW

Squares and roots of 18018690800

• 18018690800 squared (18018690800²) is 324673218146004640000
• 18018690800 cubed (18018690800³) is 5850186328813806863525312000000
• The square root of 18018690800 is 134233.7170758525
• The cube root of 18018690800 is 2621.6481869585

Scales and comparisons

• 18,018,690,800 seconds is equal to 572 years, 48 weeks, 5 days, 15 hours, 53 minutes, 20 seconds.
• To count from 1 to 18,018,690,800 would take you about one thousand, one hundred forty-five 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 18018690800 cubic inches would be around 218.5 feet tall.

Recreational maths with 18018690800

• 18018690800 backwards is 00809681081
• The number of decimal digits it has is: 11
• The sum of 18018690800's digits is 41
• More coming soon!