640142427293850

Names of 640142427293850

• Cardinal: 640142427293850 can be written as Six hundred forty trillion, one hundred forty-two billion, four hundred twenty-seven million, two hundred ninety-three thousand, eight hundred fifty.

Scientific notation

• Scientific notation: 6.4014242729385 × 10¹⁴

Factors of 640142427293850

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 18918

Divisors of 640142427293850

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 5 6 10 13 15 25 26 30 39 47 50 65 75 78 94 130 141 150 195 235 282 325 390 470 611 619 650 705 975 1175 1222 1238 1410 1833 1857 1950 2350 3055 3095 3525 3666 3714 6110 6190 7050 8047 9165 9285 15275 15475 16094 18229 18330 18570 24141 29093 30550 30950 36458 40235 45825 46425 48282 54687 58186 80470 87279 91145 91650 92850 109374 120705 145465 174558 182290 201175 236977 241410 273435 290930 378209 383161 402350 436395 455725 473954 546870 603525 710931 727325 756418 766322 856763 872790 911450 1134627 1149483 1184885 1207050 1367175 1421862 1454650 1713526 1891045 1915805 2181975 2269254 2298966 2369770 2570289 2734350 3554655 3782090 3831610 4283815 4363950 4981093 5140578 5673135 5747415 5924425 7109310 8567630 9455225 9579025 9962186 11137919 11283751 11346270 11494830 11848850 12851445 14943279 17773275 18008567 18910450 19158050 21419075 22275838 22567502 24905465 25702890 28365675 28737075 29886558 33413757 33851253 35546550 36017134 42838150 49810930 54025701 55689595 56418755 56731350 57474150 64257225 66827514 67702506 74716395 90042835 108051402 111379190 112837510 124527325 128514450 146688763 149432790 167068785 169256265 180085670 234111371 249054650 270128505 278447975 282093775 293377526 334137570 338512530 373581975 440066289 450214175 468222742 530336297 540257010 556895950 564187550 702334113 733443815 747163950 835343925 846281325 880132578 900428350 1060672594 1170556855 1350642525 1404668226 1466887630 1591008891 1670687850 1692562650 2200331445 2341113710 2651681485 2701285050 3182017782 3511670565 3667219075 4400662890 5303362970 5852784275 6894371861 6984641869 7023341130 7334438150 7955044455 11001657225 11705568550 13258407425 13788743722 13969283738 15910088910 17558352825 20683115583 20953925607 22003314450 26516814850 34471859305 34923209345 35116705650 39775222275 41366231166 41907851214 68943718610 69846418690 79550444550 90800344297 103415577915 104769628035 172359296525 174616046725 181600688594 206831155830 209539256070 272401032891 328278167843 344718593050 349232093450 454001721485 517077889575 523848140175 544802065782 656556335686 908003442970 984834503529 1034155779150 1047696280350 1362005164455 1641390839215 1969669007058 2270008607425 2724010328910 3282781678430 4267616181959 4540017214850 4924172517645 6810025822275 8206954196075 8535232363918 9848345035290 12802848545877 13620051644550 16413908392150 21338080909795 24620862588225 25605697091754 42676161819590 49241725176450 64014242729385 106690404548975 128028485458770 213380809097950 320071213646925 640142427293850
• Sum of all divisors σ(n): 1748969966257920
• Sum of proper divisors (its aliquot sum) s(n): 1108827538964070
• 640142427293850 is an abundant number, because the sum of its proper divisors (1108827538964070) is greater than itself. Its abundance is 468685111670220

Bases of 640142427293850

• Binary: 10010001100011010011000101111111000000100010011010₂
• Hexadecimal: 0x24634C5FC089A
• Base-36: 6AWTDD813U

Squares and roots of 640142427293850

• 640142427293850 squared (640142427293850²) is 409782327221662033434247822500
• 640142427293850 cubed (640142427293850³) is 262319053609797437910439934539268930141625000
• The square root of 640142427293850 is 25301036.0913115571
• The cube root of 640142427293850 is 86183.7798417559

Scales and comparisons

• 640,142,427,293,850 seconds is equal to 20,354,549 years, 5 weeks, 10 hours, 57 minutes, 30 seconds.
• To count from 1 to 640,142,427,293,850 would take you about fifty million, eight hundred eighty-six thousand, three hundred seventy-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 640142427293850 cubic inches would be around 7182 feet tall.

Recreational maths with 640142427293850

• 640142427293850 backwards is 058392724241046
• The number of decimal digits it has is: 15
• The sum of 640142427293850's digits is 57
• More coming soon!