19984454490

Names of 19984454490

• Cardinal: 19984454490 can be written as Nineteen billion, nine hundred eighty-four million, four hundred fifty-four thousand, four hundred ninety.

Scientific notation

• Scientific notation: 1.998445449 × 10¹⁰

Factors of 19984454490

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 215

Divisors of 19984454490

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 5 6 7 10 11 13 14 15 21 22 26 30 33 35 39 42 49 55 65 66 70 71 77 78 91 98 103 105 110 130 142 143 147 154 165 169 182 195 206 210 213 231 245 273 286 294 309 330 338 355 385 390 426 429 455 462 490 497 507 515 539 546 618 637 710 715 721 735 770 781 845 858 910 923 994 1001 1014 1030 1065 1078 1133 1155 1183 1274 1339 1365 1430 1442 1470 1491 1545 1562 1617 1690 1846 1859 1911 2002 2130 2145 2163 2266 2310 2343 2366 2485 2535 2678 2695 2730 2769 2982 3003 3090 3185 3234 3399 3479 3549 3605 3718 3822 3905 4017 4290 4326 4615 4686 4970 5005 5047 5070 5390 5467 5538 5577 5665 5915 6006 6370 6461 6695 6798 6958 7007 7098 7210 7313 7455 7810 7931 8034 8085 8281 9230 9295 9373 9555 10010 10094 10153 10437 10815 10934 11154 11330 11715 11830 11999 12922 13013 13390 13845 14014 14626 14729 14910 15015 15141 15862 16170 16401 16562 16995 17395 17407 17745 18590 18746 19110 19383 20085 20306 20874 21021 21630 21939 23430 23793 23998 24843 25235 26026 27335 27690 27885 28119 29458 30030 30282 30459 32305 32802 33990 34790 34814 35035 35490 35997 36565 38269 38766 39039 39655 40170 41405 42042 43878 44187 45227 46865 47586 49686 50470 50765 51191 52185 52221 54670 55517 55770 56238 59995 60918 64610 65065 65611 70070 71071 71994 73130 73645 75705 76538 78078 79310 80443 82005 82810 83993 87035 88374 90454 91091 93730 95069 96915 101530 102382 103103 104370 104442 105105 109695 111034 114807 118965 119990 121849 124215 130130 131222 131989 135681 140595 142142 147290 151410 152295 153573 160886 164010 166551 167986 174070 179985 182182 190138 191345 191477 193830 195195 196833 206206 210210 213213 219390 220935 226135 229614 237930 241329 243698 248430 251979 255955 261105 263978 271362 273273 277585 281190 285207 304590 307146 309309 328055 333102 355355 358337 359970 365547 382690 382954 390390 393666 395967 402215 419965 426426 441870 452270 455455 475345 482658 497497 503958 511910 515515 522210 546546 555170 563101 570414 574035 574431 587951 609245 618618 656110 659945 665483 678405 710710 716674 721721 731094 767865 791934 804430 832755 839930 852943 910910 923923 950690 957385 984165 994994 1031030 1045759 1066065 1075011 1126202 1148070 1148862 1175902 1206645 1218490 1235897 1259895 1319890 1330966 1340339 1356810 1366365 1426035 1443442 1492491 1535730 1546545 1665510 1689303 1705886 1763853 1791685 1827735 1847846 1914770 1968330 1979835 1996449 2091518 2132130 2150022 2165163 2413290 2471794 2487485 2519790 2558829 2680678 2732730 2771769 2815505 2852070 2872155 2939755 2984982 3093090 3137277 3327415 3378606 3527706 3583370 3608605 3655470 3707691 3941707 3959670 3992898 4021017 4264715 4330326 4619615 4658381 4974970 5117658 5228795 5375055 5543538 5631010 5744310 5879510 6179485 6274554 6467461 6654830 6701695 7217210 7320313 7415382 7462455 7883414 8042034 8446515 8529430 8651279 8819265 9239230 9316762 9382373 9982245 10457590 10750110 10825815 11825121 12358970 12794145 12934922 13403390 13594867 13858845 13975143 14640626 14924910 15686385 16893030 17302558 17638530 18538455 18764746 19402383 19708535 19964490 20105085 21651630 21960939 23291905 23650242 25588290 25953837 27189734 27717690 27950286 28147119 31372770 32337305 36601565 37076910 38804766 39417070 40210170 40784601 43256395 43921878 46583810 46911865 51242191 51907674 56294238 59125605 60558953 64674610 67974335 69875715 73203130 81569202 86512790 93823730 95164069 97011915 102484382 109804695 118251210 121117906 129769185 135948670 139751430 140735595 153726573 181676859 190328138 194023830 203923005 219609390 256210955 259538370 281471190 285492207 302794765 307453146 363353718 407846010 475820345 512421910 570984414 605589530 666148483 768632865 908384295 951640690 1332296966 1427461035 1537265730 1816768590 1998445449 2854922070 3330742415 3996890898 6661484830 9992227245 19984454490
• Sum of all divisors σ(n): 67484731392
• Sum of proper divisors (its aliquot sum) s(n): 47500276902
• 19984454490 is an abundant number, because the sum of its proper divisors (47500276902) is greater than itself. Its abundance is 27515822412

Bases of 19984454490

• Binary: 10010100111001010101001001101011010₂
• Hexadecimal: 0x4A72A935A
• Base-36: 96I87RU

Squares and roots of 19984454490

• 19984454490 squared (19984454490²) is 399378421262881160100
• 19984454490 cubed (19984454490³) is 7981359884016096870296853849000
• The square root of 19984454490 is 141366.3838753753
• The cube root of 19984454490 is 2713.7141508645

Scales and comparisons

• 19,984,454,490 seconds is equal to 635 years, 23 weeks, 13 hours, 21 minutes, 30 seconds.
• To count from 1 to 19,984,454,490 would take you about one thousand, two hundred seventy 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 19984454490 cubic inches would be around 226.1 feet tall.

Recreational maths with 19984454490

• 19984454490 backwards is 09445448991
• The number of decimal digits it has is: 11
• The sum of 19984454490's digits is 57
• More coming soon!