1421864968366640

Names of 1421864968366640

• Cardinal: 1421864968366640 can be written as One quadrillion, four hundred twenty-one trillion, eight hundred sixty-four billion, nine hundred sixty-eight million, three hundred sixty-six thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.42186496836664 × 10¹⁵

Factors of 1421864968366640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 250433724

Divisors of 1421864968366640

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 280 560 10139 20278 40556 50695 70973 81112 101390 141946 162224 202780 283892 354865 405560 567784 709730 811120 1135568 1419460 2838920 5677840 250423571 500847142 1001694284 1252117855 1752964997 2003388568 2504235710 3505929994 4006777136 5008471420 7011859988 8764824985 10016942840 14023719976 17529649970 20033885680 28047439952 35059299940 70118599880 140237199760 2539044586369 5078089172738 10156178345476 12695222931845 17773312104583 20312356690952 25390445863690 35546624209166 40624713381904 50780891727380 71093248418332 88866560522915 101561783454760 142186496836664 177733121045830 203123566909520 284372993673328 355466242091660 710932484183320 1421864968366640
• Sum of all divisors σ(n): 3778470989879040
• Sum of proper divisors (its aliquot sum) s(n): 2356606021512400
• 1421864968366640 is an abundant number, because the sum of its proper divisors (2356606021512400) is greater than itself. Its abundance is 934741053145760

Bases of 1421864968366640

• Binary: 101000011010010110110111100010110111010101000110000₂
• Hexadecimal: 0x50D2DBC5BAA30
• Base-36: E00BQYP73K

Squares and roots of 1421864968366640

• 1421864968366640 squared (1421864968366640²) is 2021699988268266167869464889600
• 1421864968366640 cubed (1421864968366640³) is 2874584389865894733891876431215888139922944000
• The square root of 1421864968366640 is 37707624.8040981761
• The cube root of 1421864968366640 is 112448.2716817429

Scales and comparisons

• 1,421,864,968,366,640 seconds is equal to 45,210,907 years, 45 weeks, 4 days, 4 hours, 57 minutes, 20 seconds.
• To count from 1 to 1,421,864,968,366,640 would take you about one hundred thirty-five million, six hundred thirty-two thousand, seven hundred twenty-three 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 1421864968366640 cubic inches would be around 9370.7 feet tall.

Recreational maths with 1421864968366640

• 1421864968366640 backwards is 0466638694681241
• The number of decimal digits it has is: 16
• The sum of 1421864968366640's digits is 74
• More coming soon!