3990868041382420

Names of 3990868041382420

• Cardinal: 3990868041382420 can be written as Three quadrillion, nine hundred ninety trillion, eight hundred sixty-eight billion, forty-one million, three hundred eighty-two thousand, four hundred twenty.

Scientific notation

• Scientific notation: 3.99086804138242 × 10¹⁵

Factors of 3990868041382420

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 290325

Divisors of 3990868041382420

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 10 11 20 22 44 47 55 94 110 188 220 235 470 517 940 1034 2068 2209 2585 4418 5170 8836 10340 11045 22090 24299 31769 44180 48598 63538 97196 121495 127076 158845 242990 258491 317690 349459 485980 516982 635380 698918 1033964 1292455 1397836 1493143 1747295 2584910 2843401 2986286 3494590 5169820 5686802 5972572 6989180 7465715 11373604 12149077 14217005 14931430 16424573 24298154 28434010 29862860 32849146 48596308 56868020 60745385 65698292 70177721 82122865 121490770 133639847 140355442 164245730 242981540 267279694 280710884 328491460 350888605 534559388 571006619 668199235 701777210 771954931 1142013238 1336398470 1403554420 1543909862 2284026476 2672796940 2855033095 3087819724 3859774655 5710066190 6281072809 7719549310 8212000579 11420132380 12562145618 15439098620 16424001158 25124291236 31405364045 32848002316 41060002895 62810728090 82120005790 90332006369 125621456180 164240011580 180664012738 361328025476 385964027213 451660031845 771928054426 903320063690 1543856108852 1806640127380 1929820136065 3859640272130 4245604299343 7719280544260 8491208598686 16982417197372 18140309279011 21228021496715 36280618558022 42456042993430 72561237116044 84912085986860 90701546395055 181403092790110 199543402069121 362806185580220 399086804138242 798173608276484 997717010345605 1995434020691210 3990868041382420
• Sum of all divisors σ(n): 9341710774643520
• Sum of proper divisors (its aliquot sum) s(n): 5350842733261100
• 3990868041382420 is an abundant number, because the sum of its proper divisors (5350842733261100) is greater than itself. Its abundance is 1359974691878680

Bases of 3990868041382420

• Binary: 1110001011011010110001011111111100111011101000010100₂
• Hexadecimal: 0xE2DAC5FF3BA14
• Base-36: 13AN7GUOH04

Squares and roots of 3990868041382420

• 3990868041382420 squared (3990868041382420²) is 15927027723727553193624685056400
• 3990868041382420 cubed (3990868041382420³) is 63562665936836083373672131432582994571668488000
• The square root of 3990868041382420 is 63173317.4796323325
• The cube root of 3990868041382420 is 158619.2124785169

Scales and comparisons

• 3,990,868,041,382,420 seconds is equal to 126,897,259 years, 7 weeks, 5 days, 19 hours, 33 minutes, 40 seconds.
• To count from 1 to 3,990,868,041,382,420 would take you about three hundred eighty million, six hundred ninety-one thousand, seven hundred seventy-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 3990868041382420 cubic inches would be around 13218.3 feet tall.

Recreational maths with 3990868041382420

• 3990868041382420 backwards is 0242831408680993
• The number of decimal digits it has is: 16
• The sum of 3990868041382420's digits is 67
• More coming soon!