40645707840

Names of 40645707840

• Cardinal: 40645707840 can be written as Forty billion, six hundred forty-five million, seven hundred seven thousand, eight hundred forty.

Scientific notation

• Scientific notation: 4.064570784 × 10¹⁰

Factors of 40645707840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 9924

Divisors of 40645707840

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 120 144 160 180 192 240 288 320 360 480 576 720 960 1440 1723 2880 3446 5169 6892 8191 8615 10338 13784 15507 16382 17230 20676 24573 25845 27568 31014 32764 34460 40955 41352 49146 51690 55136 62028 65528 68920 73719 77535 81910 82704 98292 103380 110272 122865 124056 131056 137840 147438 155070 163820 165408 196584 206760 245730 248112 262112 275680 294876 310140 327640 330816 368595 393168 413520 491460 496224 524224 551360 589752 620280 655280 737190 786336 827040 982920 992448 1179504 1240560 1310560 1474380 1572672 1654080 1965840 2359008 2481120 2621120 2948760 3931680 4718016 4962240 5897520 7863360 11795040 14113093 23590080 28226186 42339279 56452372 70565465 84678558 112904744 127017837 141130930 169357116 211696395 225809488 254035674 282261860 338714232 423392790 451618976 508071348 564523720 635089185 677428464 846785580 903237952 1016142696 1129047440 1270178370 1354856928 1693571160 2032285392 2258094880 2540356740 2709713856 3387142320 4064570784 4516189760 5080713480 6774284640 8129141568 10161426960 13548569280 20322853920 40645707840
• Sum of all divisors σ(n): 139902517248
• Sum of proper divisors (its aliquot sum) s(n): 99256809408
• 40645707840 is an abundant number, because the sum of its proper divisors (99256809408) is greater than itself. Its abundance is 58611101568

Bases of 40645707840

• Binary: 100101110110101011000100100001000000₂
• Hexadecimal: 0x976AC4840
• Base-36: IO7EKW0

Squares and roots of 40645707840

• 40645707840 squared (40645707840²) is 1652073565814637465600
• 40645707840 cubed (40645707840³) is 67149699486288766022295650304000
• The square root of 40645707840 is 201607.8069916937
• The cube root of 40645707840 is 3438.2561650045

Scales and comparisons

• 40,645,707,840 seconds is equal to 1,292 years, 21 weeks, 1 day, 10 hours, 24 minutes.
• To count from 1 to 40,645,707,840 would take you about two thousand, five hundred eighty-four 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 40645707840 cubic inches would be around 286.5 feet tall.

Recreational maths with 40645707840

• 40645707840 backwards is 04870754604
• 40645707840 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 40645707840's digits is 45
• More coming soon!