640626992463040

Names of 640626992463040

• Cardinal: 640626992463040 can be written as Six hundred forty trillion, six hundred twenty-six billion, nine hundred ninety-two million, four hundred sixty-three thousand and forty.

Scientific notation

• Scientific notation: 6.4062699246304 × 10¹⁴

Factors of 640626992463040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1026

Divisors of 640626992463040

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 4 5 8 10 11 16 17 20 22 32 34 40 44 55 64 68 80 85 88 110 121 136 160 170 176 187 220 242 272 320 340 352 374 440 484 544 605 680 704 748 880 935 968 991 1088 1210 1360 1496 1760 1870 1936 1982 2057 2420 2720 2992 3520 3740 3872 3964 4114 4840 4955 5440 5984 7480 7744 7928 8228 9680 9910 10285 10901 11968 14960 15856 16456 16847 19360 19820 20570 21802 29920 31712 32912 33694 38720 39640 41140 43604 54505 59840 63424 65824 67388 79280 82280 84235 87208 109010 119911 131648 134776 158560 164560 168470 174416 185317 218020 239822 269552 317120 329120 336940 348832 370634 436040 479644 539104 599555 658240 673880 697664 741268 872080 926585 959288 982081 1078208 1199110 1347760 1482536 1744160 1853170 1918576 1964162 2038487 2398220 2695520 2965072 3488320 3706340 3837152 3928324 4076974 4796440 4910405 5391040 5930144 7412680 7674304 7856648 8153948 9592880 9820810 10192435 10802891 11860288 14825360 15713296 16307896 16695377 19185760 19641620 20384870 21605782 29650720 31426592 32615792 33390754 38371520 39283240 40769740 43211564 54014455 59301440 62853184 65231584 66781508 78566480 81539480 83476885 86423128 108028910 118831801 130463168 133563016 157132960 163078960 166953770 172846256 183649147 216057820 237663602 267126032 314265920 326157920 333907540 345692512 367298294 432115640 475327204 534252064 594159005 652315840 667815080 691385024 734596588 864231280 918245735 950654408 973242271 1068504128 1188318010 1335630160 1469193176 1728462560 1836491470 1901308816 1946484542 2020140617 2376636020 2671260320 2938386352 3456925120 3672982940 3802617632 3892969084 4040281234 4753272040 4866211355 5342520640 5876772704 7345965880 7605235264 7785938168 8080562468 9506544080 9732422710 10100703085 10705664981 11753545408 14691931760 15571876336 16161124936 16545118607 19013088160 19464845420 20201406170 21411329962 29383863520 31143752672 32322249872 33090237214 38026176320 38929690840 40402812340 42822659924 53528324905 58767727040 62287505344 64644499744 66180474428 77859381680 80805624680 82725593035 85645319848 107056649810 117762314791 129288999488 132360948856 155718763360 161611249360 165451186070 171290639696 181996304677 214113299620 235524629582 264721897712 311437526720 323222498720 330902372140 342581279392 363992609354 428226599240 471049259164 529443795424 588811573955 646444997440 661804744280 685162558784 727985218708 856453198480 909981523385 942098518328 1058887590848 1177623147910 1323609488560 1455970437416 1712906396960 1819963046770 1884197036656 2001959351447 2355246295820 2647218977120 2911940874832 3425812793920 3639926093540 3768394073312 4003918702894 4710492591640 5294437954240 5823881749664 7279852187080 7536788146624 8007837405788 9420985183280 10009796757235 11647763499328 14559704374160 16015674811576 18841970366560 20019593514470 29119408748320 32031349623152 37683940733120 40039187028940 58238817496640 64062699246304 80078374057880 128125398492608 160156748115760 320313496231520 640626992463040
• Sum of all divisors σ(n): 1777209150834432
• Sum of proper divisors (its aliquot sum) s(n): 1136582158371392
• 640626992463040 is an abundant number, because the sum of its proper divisors (1136582158371392) is greater than itself. Its abundance is 495955165908352

Bases of 640626992463040

• Binary: 10010001101010010110011000010100011011110011000000₂
• Hexadecimal: 0x246A59851BCC0
• Base-36: 6B2ZZ6TAKG

Squares and roots of 640626992463040

• 640626992463040 squared (640626992463040²) is 410402943472239908965766041600
• 640626992463040 cubed (640626992463040³) is 262915203374600067328478497653463175102464000
• The square root of 640626992463040 is 25310610.2744094261
• The cube root of 640626992463040 is 86205.5203811231

Scales and comparisons

• 640,626,992,463,040 seconds is equal to 20,369,956 years, 40 weeks, 14 hours, 50 minutes, 40 seconds.
• To count from 1 to 640,626,992,463,040 would take you about fifty million, nine hundred twenty-four thousand, eight hundred ninety-one 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 640626992463040 cubic inches would be around 7183.8 feet tall.

Recreational maths with 640626992463040

• 640626992463040 backwards is 040364299626046
• The number of decimal digits it has is: 15
• The sum of 640626992463040's digits is 61
• More coming soon!