640993330461600

Names of 640993330461600

• Cardinal: 640993330461600 can be written as Six hundred forty trillion, nine hundred ninety-three billion, three hundred thirty million, four hundred sixty-one thousand, six hundred.

Scientific notation

• Scientific notation: 6.409933304616 × 10¹⁴

Factors of 640993330461600

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 476458

Divisors of 640993330461600

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 27 30 32 36 40 45 48 50 54 60 72 75 80 90 96 100 108 120 135 144 150 160 180 200 216 225 240 270 288 300 360 400 432 450 480 540 600 675 720 800 864 900 1080 1200 1350 1440 1800 2160 2400 2700 3600 4320 5400 7200 10800 21600 73679 147358 221037 294716 368395 402769 442074 589432 663111 736790 805538 884148 1105185 1178864 1208307 1326222 1473580 1611076 1768296 1841975 1989333 2013845 2210370 2357728 2416614 2652444 2947160 3222152 3315555 3536592 3624921 3683950 3978666 4027690 4420740 4833228 5304888 5525925 5894320 6041535 6444304 6631110 7073184 7249842 7367900 7957332 8055380 8841480 9666456 9946665 10069225 10609776 10874763 11051850 11788640 12083070 12888608 13262220 14499684 14735800 15914664 16110760 16577775 17682960 18124605 19332912 19893330 20138450 21219552 21749526 22103700 24166140 26524440 28999368 29471600 30207675 31829328 32221520 33155550 35365920 36249210 38665824 39786660 40276900 43499052 44207400 48332280 49733325 53048880 54373815 57998736 58943200 60415350 63658656 64443040 66311100 72498420 79573320 80553800 86998104 88414800 90623025 96664560 99466650 106097760 108747630 115997472 120830700 132622200 144996840 159146640 161107600 173996208 176829600 181246050 193329120 198933300 217495260 241661400 265244400 271869075 289993680 318293280 322215200 347992416 362492100 397866600 434990520 483322800 530488800 543738150 579987360 724984200 795733200 869981040 966645600 1087476300 1449968400 1591466400 1739962080 2174952600 2899936800 4349905200 8699810400 29675617151 59351234302 89026851453 118702468604 148378085755 178053702906 237404937208 267080554359 296756171510 356107405812 445134257265 474809874416 534161108718 593512343020 712214811624 741890428775 801241663077 890268514530 949619748832 1068322217436 1187024686040 1335402771795 1424429623248 1483780857550 1602483326154 1780537029060 2136644434872 2225671286325 2374049372080 2670805543590 2848859246496 2967561715100 3204966652308 3561074058120 4006208315385 4273288869744 4451342572650 4748098744160 5341611087180 5935123430200 6409933304616 6677013858975 7122148116240 8012416630770 8546577739488 8902685145300 10683222174360 11870246860400 12819866609232 13354027717950 14244296232480 16024833261540 17805370290600 20031041576925 21366444348720 23740493720800 25639733218464 26708055435900 32049666523080 35610740581200 40062083153850 42732888697440 53416110871800 64099333046160 71221481162400 80124166307700 106832221743600 128198666092320 160248332615400 213664443487200 320496665230800 640993330461600
• Sum of all divisors σ(n): 2318296432032000
• Sum of proper divisors (its aliquot sum) s(n): 1677303101570400
• 640993330461600 is an abundant number, because the sum of its proper divisors (1677303101570400) is greater than itself. Its abundance is 1036309771108800

Bases of 640993330461600

• Binary: 10010001101111101011100011110000111111101110100000₂
• Hexadecimal: 0x246FAE3C3FBA0
• Base-36: 6B7O9QZZC0

Squares and roots of 640993330461600

• 640993330461600 squared (640993330461600²) is 410872449696253942469074560000
• 640993330461600 cubed (640993330461600³) is 263366499925718025888671344076409616896000000
• The square root of 640993330461600 is 25317846.0865374565
• The cube root of 640993330461600 is 86221.9492549279

Scales and comparisons

• 640,993,330,461,600 seconds is equal to 20,381,605 years, 9 weeks, 4 days, 18 hours.
• To count from 1 to 640,993,330,461,600 would take you about fifty million, nine hundred fifty-four thousand and twelve 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 640993330461600 cubic inches would be around 7185.2 feet tall.

Recreational maths with 640993330461600

• 640993330461600 backwards is 006164033399046
• 640993330461600 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 640993330461600's digits is 54
• More coming soon!