64463427840

Names of 64463427840

• Cardinal: 64463427840 can be written as Sixty-four billion, four hundred sixty-three million, four hundred twenty-seven thousand, eight hundred forty.

Scientific notation

• Scientific notation: 6.446342784 × 10¹⁰

Factors of 64463427840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 342616

Divisors of 64463427840

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 49 56 60 64 70 80 84 96 98 105 112 120 128 140 147 160 168 192 196 210 224 240 245 256 280 294 320 336 384 392 420 448 480 490 560 588 640 672 735 768 784 840 896 960 980 1120 1176 1280 1344 1470 1568 1680 1792 1920 1960 2240 2352 2688 2940 3136 3360 3840 3920 4480 4704 5376 5880 6272 6720 7840 8960 9408 11760 12544 13440 15680 18816 23520 26880 31360 37632 47040 62720 94080 188160 342599 685198 1027797 1370396 1712995 2055594 2398193 2740792 3425990 4111188 4796386 5138985 5481584 6851980 7194579 8222376 9592772 10277970 10963168 11990965 13703960 14389158 16444752 16787351 19185544 20555940 21926336 23981930 27407920 28778316 32889504 33574702 35972895 38371088 41111880 43852672 47963860 50362053 54815840 57556632 65779008 67149404 71945790 76742176 82223760 83936755 87705344 95927720 100724106 109631680 115113264 131558016 134298808 143891580 153484352 164447520 167873510 191855440 201448212 219263360 230226528 251810265 263116032 268597616 287783160 306968704 328895040 335747020 383710880 402896424 438526720 460453056 503620530 537195232 575566320 613937408 657790080 671494040 767421760 805792848 920906112 1007241060 1074390464 1151132640 1315580160 1342988080 1534843520 1611585696 1841812224 2014482120 2148780928 2302265280 2685976160 3069687040 3223171392 4028964240 4297561856 4604530560 5371952320 6446342784 8057928480 9209061120 10743904640 12892685568 16115856960 21487809280 32231713920 64463427840
• Sum of all divisors σ(n): 239493844800
• Sum of proper divisors (its aliquot sum) s(n): 175030416960
• 64463427840 is an abundant number, because the sum of its proper divisors (175030416960) is greater than itself. Its abundance is 110566989120

Bases of 64463427840

• Binary: 111100000010010100011101100100000000₂
• Hexadecimal: 0xF0251D900
• Base-36: TM3UZ9C

Squares and roots of 64463427840

• 64463427840 squared (64463427840²) is 4155533528882887065600
• 64463427840 cubed (64463427840³) is 267879935775842546164174946304000
• The square root of 64463427840 is 253896.4904050467
• The cube root of 64463427840 is 4009.6315364289

Scales and comparisons

• 64,463,427,840 seconds is equal to 2,049 years, 38 weeks, 2 days, 11 hours, 44 minutes.
• To count from 1 to 64,463,427,840 would take you about four thousand and ninety-nine 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 64463427840 cubic inches would be around 334.1 feet tall.

Recreational maths with 64463427840

• 64463427840 backwards is 04872436446
• 64463427840 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 64463427840's digits is 48
• More coming soon!