1421273385

Names of 1421273385

• Cardinal: 1421273385 can be written as One billion, four hundred twenty-one million, two hundred seventy-three thousand, three hundred eighty-five.

Scientific notation

• Scientific notation: 1.421273385 × 10⁹

Factors of 1421273385

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 416

Divisors of 1421273385

• Number of divisors d(n): 160
• Complete list of divisors:
  1 3 5 7 9 15 21 23 27 35 45 63 69 71 81 105 115 135 161 189 207 213 307 315 345 355 405 483 497 567 621 639 805 921 945 1035 1065 1449 1491 1535 1633 1863 1917 2149 2415 2485 2763 2835 3105 3195 4347 4473 4605 4899 5751 6447 7061 7245 7455 8165 8289 9315 9585 10745 11431 13041 13419 13815 14697 19341 21183 21735 21797 22365 24495 24867 28755 32235 34293 35305 40257 41445 44091 49427 57155 58023 63549 65205 65391 67095 73485 96705 102879 105915 108985 124335 132273 148281 152579 171465 174069 190647 196173 201285 220455 247135 290115 308637 317745 326955 444843 457737 501331 514395 571941 588519 661365 741405 762895 870345 925911 953235 980865 1334529 1373211 1503993 1543185 1765557 2224215 2288685 2506655 2859705 2942595 3509317 4003587 4119633 4511979 4629555 6672645 6866055 7519965 8827785 10527951 12358899 13535937 17546585 20017935 20598165 22559895 31583853 40607811 52639755 61794495 67679685 94751559 157919265 203039055 284254677 473757795 1421273385
• Sum of all divisors σ(n): 3091156992
• Sum of proper divisors (its aliquot sum) s(n): 1669883607
• 1421273385 is an abundant number, because the sum of its proper divisors (1669883607) is greater than itself. Its abundance is 248610222

Bases of 1421273385

• Binary: 1010100101101101110100100101001₂
• Hexadecimal: 0x54B6E929
• Base-36: NI6TK9

Squares and roots of 1421273385

• 1421273385 squared (1421273385²) is 2020018034909358225
• 1421273385 cubed (1421273385³) is 2870997870236671732623341625
• The square root of 1421273385 is 37699.7796412659
• The cube root of 1421273385 is 1124.3267438369

Scales and comparisons

• 1,421,273,385 seconds is equal to 45 years, 9 weeks, 6 days, 22 hours, 9 minutes, 45 seconds.
• To count from 1 to 1,421,273,385 would take you about ninety 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 1421273385 cubic inches would be around 93.7 feet tall.

Recreational maths with 1421273385

• 1421273385 backwards is 5833721241
• The number of decimal digits it has is: 10
• The sum of 1421273385's digits is 36
• More coming soon!