3990986135269280

Names of 3990986135269280

• Cardinal: 3990986135269280 can be written as Three quadrillion, nine hundred ninety trillion, nine hundred eighty-six billion, one hundred thirty-five million, two hundred sixty-nine thousand, two hundred eighty.

Scientific notation

• Scientific notation: 3.99098613526928 × 10¹⁵

Factors of 3990986135269280

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 67233593990

Divisors of 3990986135269280

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 53 56 70 80 106 112 140 160 212 224 265 280 371 424 530 560 742 848 1060 1120 1484 1696 1855 2120 2968 3710 4240 5936 7420 8480 11872 14840 29680 59360 67233593923 134467187846 268934375692 336167969615 470635157461 537868751384 672335939230 941270314922 1075737502768 1344671878460 1882540629844 2151475005536 2353175787305 2689343756920 3563380477919 3765081259688 4706351574610 5378687513840 7126760955838 7530162519376 9412703149220 10757375027680 14253521911676 15060325038752 17816902389595 18825406298440 24943663345433 28507043823352 35633804779190 37650812596880 49887326690866 57014087646704 71267609558380 75301625193760 99774653381732 114028175293408 124718316727165 142535219116760 199549306763464 249436633454330 285070438233520 399098613526928 498873266908660 570140876467040 798197227053856 997746533817320 1995493067634640 3990986135269280
• Sum of all divisors σ(n): 10978976953413504
• Sum of proper divisors (its aliquot sum) s(n): 6987990818144224
• 3990986135269280 is an abundant number, because the sum of its proper divisors (6987990818144224) is greater than itself. Its abundance is 2997004682874944

Bases of 3990986135269280

• Binary: 1110001011011100011111011110111001010110111110100000₂
• Hexadecimal: 0xE2DC7DEE56FA0
• Base-36: 13AOPPWQBA8

Squares and roots of 3990986135269280

• 3990986135269280 squared (3990986135269280²) is 15927970331911623717938111718400
• 3990986135269280 cubed (3990986135269280³) is 63568308757639722154605316690981799107530752000
• The square root of 3990986135269280 is 63174252.1544124019
• The cube root of 3990986135269280 is 158620.7770315895

Scales and comparisons

• 3,990,986,135,269,280 seconds is equal to 126,901,014 years, 8 weeks, 6 days, 5 hours, 1 minute, 20 seconds.
• To count from 1 to 3,990,986,135,269,280 would take you about three hundred eighty million, seven hundred three thousand and forty-two 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 3990986135269280 cubic inches would be around 13218.4 feet tall.

Recreational maths with 3990986135269280

• 3990986135269280 backwards is 0829625316890993
• 3990986135269280 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 3990986135269280's digits is 80
• More coming soon!