218030091440

Names of 218030091440

• Cardinal: 218030091440 can be written as Two hundred eighteen billion, thirty million, ninety-one thousand, four hundred forty.

Scientific notation

• Scientific notation: 2.1803009144 × 10¹¹

Factors of 218030091440

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2485

Divisors of 218030091440

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 280 359 560 718 881 1231 1436 1762 1795 2462 2513 2872 3524 3590 4405 4924 5026 5744 6155 6167 7048 7180 8617 8810 9848 10052 12310 12334 12565 14096 14360 17234 17620 19696 20104 24620 24668 25130 28720 30835 34468 35240 40208 43085 49240 49336 50260 61670 68936 70480 86170 98480 98672 100520 123340 137872 172340 201040 246680 316279 344680 441929 493360 632558 689360 883858 1084511 1265116 1581395 1767716 2169022 2209645 2213953 2530232 3093503 3162790 3535432 4338044 4419290 4427906 5060464 5422555 6187006 6325580 7070864 7591577 8676088 8838580 8855812 10845110 11069765 12374012 12651160 15183154 15467515 17352176 17677160 17711624 21690220 22139530 24748024 25302320 30366308 30935030 35354320 35423248 37957885 43380440 44279060 49496048 60732616 61870060 75915770 86760880 88558120 121465232 123740120 151831540 177116240 247480240 303663080 389339449 607326160 778678898 1557357796 1946697245 2725376143 3114715592 3893394490 5450752286 6229431184 7786788980 10901504572 13626880715 15573577960 21803009144 27253761430 31147155920 43606018288 54507522860 109015045720 218030091440
• Sum of all divisors σ(n): 582082744320
• Sum of proper divisors (its aliquot sum) s(n): 364052652880
• 218030091440 is an abundant number, because the sum of its proper divisors (364052652880) is greater than itself. Its abundance is 146022561440

Bases of 218030091440

• Binary: 11001011000011100110110010110010110000₂
• Hexadecimal: 0x32C39B2CB0
• Base-36: 2S5THJ8W

Squares and roots of 218030091440

• 218030091440 squared (218030091440²) is 47537120773334761273600
• 218030091440 cubed (218030091440³) is 10364522789004501514213578857984000
• The square root of 218030091440 is 466936.9244769575
• The cube root of 218030091440 is 6018.7385597691

Scales and comparisons

• 218,030,091,440 seconds is equal to 6,932 years, 35 weeks, 3 days, 10 hours, 17 minutes, 20 seconds.
• To count from 1 to 218,030,091,440 would take you about thirteen thousand, eight hundred sixty-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 218030091440 cubic inches would be around 501.6 feet tall.

Recreational maths with 218030091440

• 218030091440 backwards is 044190030812
• The number of decimal digits it has is: 12
• The sum of 218030091440's digits is 32
• More coming soon!