640790342271800

Names of 640790342271800

• Cardinal: 640790342271800 can be written as Six hundred forty trillion, seven hundred ninety billion, three hundred forty-two million, two hundred seventy-one thousand, eight hundred.

Scientific notation

• Scientific notation: 6.407903422718 × 10¹⁴

Factors of 640790342271800

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 17513

Divisors of 640790342271800

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 7 8 10 14 17 20 25 28 34 35 40 50 56 68 70 85 89 100 119 136 140 170 175 178 200 238 280 340 350 356 425 445 476 595 623 680 700 712 850 890 952 1190 1246 1400 1513 1700 1780 2225 2380 2492 2975 3026 3115 3400 3560 4450 4760 4984 5950 6052 6230 7565 8900 10591 11900 12104 12460 15130 15575 17393 17800 21182 23800 24920 30260 31150 34786 37825 42364 52955 60520 62300 69572 75650 84728 86965 105910 121751 124600 139144 151300 173930 211820 243502 264775 295681 302600 347860 423640 434825 487004 529550 591362 608755 695720 869650 974008 1059100 1182724 1217510 1478405 1547977 1739300 2069767 2118200 2365448 2435020 2956810 3043775 3095954 3478600 4139534 4870040 5913620 6087550 6191908 7392025 7739885 8279068 10348835 10835839 11827240 12175100 12383816 14784050 15479770 16558136 20697670 21671678 24350200 26315609 29568100 30959540 38699425 41395340 43343356 51744175 52631218 54179195 59136200 61919080 77398850 82790680 86686712 103488350 105262436 108358390 131578045 154797700 184209263 206976700 210524872 216716780 263156090 270895975 302516449 309595400 368418526 413953400 433433560 526312180 541791950 605032898 657890225 736837052 921046315 1052624360 1083583900 1210065796 1315780450 1473674104 1512582245 1842092630 2117615143 2167167800 2420131592 2631560900 3025164490 3684185260 4235230286 4605231575 5142779633 5263121800 6050328980 7368370520 7562911225 8470460572 9210463150 10285559266 10588075715 12100657960 15125822450 16940921144 18420926300 20571118532 21176151430 25713898165 26923963961 30251644900 35999457431 36841852600 41142237064 42352302860 51427796330 52940378575 53847927922 60503289800 71998914862 84704605720 102855592660 105880757150 107695855844 128569490825 134619819805 143997829724 179997287155 188467747727 205711185320 211761514300 215391711688 257138981650 269239639610 287995659448 359994574310 376935495454 423523028600 457707387337 514277963300 538479279220 673099099025 719989148620 753870990908 899986435775 915414774674 942338738635 1028555926600 1076958558440 1346198198050 1439978297240 1507741981816 1799972871550 1830829549348 1884677477270 2288536936685 2692396396100 3203951711359 3599945743100 3661659098696 3769354954540 4577073873370 4711693693175 5384792792200 6407903422718 7199891486200 7538709909080 9154147746740 9423387386350 11442684683425 12815806845436 16019758556795 18308295493480 18846774772700 22885369366850 25631613690872 32039517113590 37693549545400 45770738733700 64079034227180 80098792783975 91541477467400 128158068454360 160197585567950 320395171135900 640790342271800
• Sum of all divisors σ(n): 1823189951455200
• Sum of proper divisors (its aliquot sum) s(n): 1182399609183400
• 640790342271800 is an abundant number, because the sum of its proper divisors (1182399609183400) is greater than itself. Its abundance is 541609266911600

Bases of 640790342271800

• Binary: 10010001101100101110100000101110100000001100111000₂
• Hexadecimal: 0x246CBA0BA0338
• Base-36: 6B530P2LO8

Squares and roots of 640790342271800

• 640790342271800 squared (640790342271800²) is 410612262748810593985075240000
• 640790342271800 cubed (640790342271800³) is 263116372387808613628046225380475530232000000
• The square root of 640790342271800 is 25313836.9725294709
• The cube root of 640790342271800 is 86212.8467758045

Scales and comparisons

• 640,790,342,271,800 seconds is equal to 20,375,150 years, 41 weeks, 9 hours, 43 minutes, 20 seconds.
• To count from 1 to 640,790,342,271,800 would take you about fifty million, nine hundred thirty-seven thousand, eight hundred seventy-six 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 640790342271800 cubic inches would be around 7184.4 feet tall.

Recreational maths with 640790342271800

• 640790342271800 backwards is 008172243097046
• The number of decimal digits it has is: 15
• The sum of 640790342271800's digits is 53
• More coming soon!