21407260410

Names of 21407260410

• Cardinal: 21407260410 can be written as Twenty-one billion, four hundred seven million, two hundred sixty thousand, four hundred ten.

Scientific notation

• Scientific notation: 2.140726041 × 10¹⁰

Factors of 21407260410

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 8681

Divisors of 21407260410

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 30 45 71 90 142 213 355 409 426 639 710 818 1065 1227 1278 2045 2130 2454 3195 3681 4090 6135 6390 7362 8191 12270 16382 18405 24573 29039 36810 40955 49146 58078 73719 81910 87117 122865 145195 147438 174234 245730 261351 290390 368595 435585 522702 581561 737190 871170 1163122 1306755 1744683 2613510 2907805 3350119 3489366 5234049 5815610 6700238 8723415 10050357 10468098 16750595 17446830 20100714 26170245 30151071 33501190 50251785 52340490 60302142 100503570 150755355 237858449 301510710 475716898 713575347 1189292245 1427150694 2140726041 2378584490 3567876735 4281452082 7135753470 10703630205 21407260410
• Sum of all divisors σ(n): 56587714560
• Sum of proper divisors (its aliquot sum) s(n): 35180454150
• 21407260410 is an abundant number, because the sum of its proper divisors (35180454150) is greater than itself. Its abundance is 13773193740

Bases of 21407260410

• Binary: 10011111011111110001101111011111010₂
• Hexadecimal: 0x4FBF8DEFA
• Base-36: 9U1BVUI

Squares and roots of 21407260410

• 21407260410 squared (21407260410²) is 458270798261553368100
• 21407260410 cubed (21407260410³) is 9810322316683648242029286921000
• The square root of 21407260410 is 146312.2018493331
• The cube root of 21407260410 is 2776.6450397123

Scales and comparisons

• 21,407,260,410 seconds is equal to 680 years, 35 weeks, 4 days, 5 hours, 13 minutes, 30 seconds.
• To count from 1 to 21,407,260,410 would take you about one thousand, three hundred sixty-one 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 21407260410 cubic inches would be around 231.4 feet tall.

Recreational maths with 21407260410

• 21407260410 backwards is 01406270412
• The number of decimal digits it has is: 11
• The sum of 21407260410's digits is 27
• More coming soon!