21343178700

Names of 21343178700

• Cardinal: 21343178700 can be written as Twenty-one billion, three hundred forty-three million, one hundred seventy-eight thousand, seven hundred.

Scientific notation

• Scientific notation: 2.13431787 × 10¹⁰

Factors of 21343178700

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 465020

Divisors of 21343178700

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 17 18 20 25 27 30 34 36 45 50 51 54 60 68 75 85 90 100 102 108 135 150 153 170 180 204 225 255 270 300 306 340 425 450 459 510 540 612 675 765 850 900 918 1020 1275 1350 1530 1700 1836 2295 2550 2700 3060 3825 4590 5100 7650 9180 11475 15300 22950 45900 464993 929986 1394979 1859972 2324965 2789958 4184937 4649930 5579916 6974895 7904881 8369874 9299860 11624825 12554811 13949790 15809762 16739748 20924685 23249650 23714643 25109622 27899580 31619524 34874475 39524405 41849370 46499300 47429286 50219244 62774055 69748950 71143929 79048810 83698740 94858572 104623425 118573215 125548110 139497900 142287858 158097620 197622025 209246850 213431787 237146430 251096220 284575716 313870275 355719645 395244050 418493700 426863574 474292860 592866075 627740550 711439290 790488100 853727148 1067158935 1185732150 1255481100 1422878580 1778598225 2134317870 2371464300 3557196450 4268635740 5335794675 7114392900 10671589350 21343178700
• Sum of all divisors σ(n): 72650662560
• Sum of proper divisors (its aliquot sum) s(n): 51307483860
• 21343178700 is an abundant number, because the sum of its proper divisors (51307483860) is greater than itself. Its abundance is 29964305160

Bases of 21343178700

• Binary: 10011111000001001110000111111001100₂
• Hexadecimal: 0x4F8270FCC
• Base-36: 9SZ6E30

Squares and roots of 21343178700

• 21343178700 squared (21343178700²) is 455531277020133690000
• 21343178700 cubed (21343178700³) is 9722485448879916843560403000000
• The square root of 21343178700 is 146093.0480892229
• The cube root of 21343178700 is 2773.8716815349

Scales and comparisons

• 21,343,178,700 seconds is equal to 678 years, 33 weeks, 4 days, 12 hours, 45 minutes.
• To count from 1 to 21,343,178,700 would take you about one thousand, three hundred fifty-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 21343178700 cubic inches would be around 231.2 feet tall.

Recreational maths with 21343178700

• 21343178700 backwards is 00787134312
• 21343178700 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21343178700's digits is 36
• More coming soon!