40839846642

Names of 40839846642

• Cardinal: 40839846642 can be written as Forty billion, eight hundred thirty-nine million, eight hundred forty-six thousand, six hundred forty-two.

Scientific notation

• Scientific notation: 4.0839846642 × 10¹⁰

Factors of 40839846642

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 8774

Divisors of 40839846642

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 42 49 63 73 98 126 146 147 219 294 438 441 511 657 882 1022 1314 1533 3066 3577 4599 5329 7154 8689 9198 10658 10731 15987 17378 21462 26067 31974 32193 37303 47961 52134 60823 64386 74606 78201 95922 111909 121646 156402 182469 223818 261121 335727 364938 425761 522242 547407 634297 671454 783363 851522 1094814 1268594 1277283 1566726 1902891 2350089 2554566 3805782 3831849 4440079 4700178 5708673 7663698 8880158 11417346 13320237 26640474 31080553 39960711 46303681 62161106 79921422 92607362 93241659 138911043 186483318 277822086 279724977 324125767 416733129 559449954 648251534 833466258 972377301 1944754602 2268880369 2917131903 4537760738 5834263806 6806641107 13613282214 20419923321 40839846642
• Sum of all divisors σ(n): 104374451610
• Sum of proper divisors (its aliquot sum) s(n): 63534604968
• 40839846642 is an abundant number, because the sum of its proper divisors (63534604968) is greater than itself. Its abundance is 22694758326

Bases of 40839846642

• Binary: 100110000010001111101001101011110010₂
• Hexadecimal: 0x9823E9AF2
• Base-36: IREZNCI

Squares and roots of 40839846642

• 40839846642 squared (40839846642²) is 1667893073742078676164
• 40839846642 cubed (40839846642³) is 68116497346880490196836140841288
• The square root of 40839846642 is 202088.7098330829
• The cube root of 40839846642 is 3443.7215965711

Scales and comparisons

• 40,839,846,642 seconds is equal to 1,298 years, 30 weeks, 1 day, 9 hours, 50 minutes, 42 seconds.
• To count from 1 to 40,839,846,642 would take you about two thousand, five hundred ninety-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 40839846642 cubic inches would be around 287 feet tall.

Recreational maths with 40839846642

• 40839846642 backwards is 24664893804
• The number of decimal digits it has is: 11
• The sum of 40839846642's digits is 54
• More coming soon!