1985949852991731

Names of 1985949852991731

• Cardinal: 1985949852991731 can be written as One quadrillion, nine hundred eighty-five trillion, nine hundred forty-nine billion, eight hundred fifty-two million, nine hundred ninety-one thousand, seven hundred thirty-one.

Scientific notation

• Scientific notation: 1.985949852991731 × 10¹⁵

Factors of 1985949852991731

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 172

Divisors of 1985949852991731

• Number of divisors d(n): 320
• Complete list of divisors:
  1 3 9 11 19 27 33 57 81 99 121 139 171 209 297 361 363 417 513 627 891 1083 1089 1251 1331 1529 1539 1881 2299 2641 3249 3267 3753 3971 3993 4587 5643 6859 6897 7923 9747 9801 11259 11913 11979 13761 16819 16929 19321 20577 20691 23769 25289 29051 29241 35739 35937 41283 43681 50179 50457 57963 61731 62073 71307 75449 75867 87153 107217 107811 123849 131043 150537 151371 173889 185009 185193 186219 212531 213921 226347 227601 261459 319561 321651 367099 393129 451611 454113 480491 521667 551969 555027 555579 637593 679041 682803 784377 829939 953401 958683 1101297 1179387 1354833 1362339 1441473 1565001 1655907 1665081 1912779 2037123 2048409 2337841 2353131 2489817 2685619 2860203 2876049 3303891 3515171 3538161 4038089 4064499 4324419 4967721 4995243 5738337 6071659 6111369 6974881 7013523 7469451 8056857 8580609 8628147 9129329 9911673 10487411 10545513 12114267 12973257 14903163 14985729 17215011 18214977 20924643 21040569 22408353 24170571 25716251 25741827 25884441 27387987 29541809 29735019 31462233 31636539 36342801 38919771 44418979 44709489 51026761 54644931 62773929 63121707 66788249 67225059 72511713 76723691 77148753 77225481 82163961 88625427 94386699 94909617 109028403 115361521 132522739 133256937 153080283 163934793 188321787 189365121 200364747 217535139 230171073 231446259 246491883 265876281 283160097 284728851 324959899 327085209 346084563 397568217 399770811 459240849 488608769 491804379 561294371 564965361 601094241 690513219 694338777 739475649 797628843 843960601 849480291 969508459 974879697 1038253689 1192704651 1199312433 1268976731 1377722547 1457750129 1465826307 1683883113 1803282723 2071539657 2083016331 2392886529 2531881803 2908525377 2924639091 3114761067 3574558889 3578113953 3597937299 3806930193 4133167641 4373250387 4397478921 5051649339 5409848169 6174238081 6214618971 7595645409 8725576131 8773917273 9283566611 9344283201 10664593049 10723676667 10734341859 11420790579 13119751161 13192436763 15154948017 16035251419 18420660721 18522714243 22786936227 26176728393 26321751819 27850699833 31993779147 32171030001 34262371737 39359253483 39577310289 45464844051 48105754257 55261982163 55568142729 67916618891 68360808681 78530185179 83552099499 95981337441 96513090003 102787115211 117310523539 118077760449 144317262771 165785946489 166704428187 176387765609 202627267931 203749856673 250656298497 287944012323 289539270009 351931570617 432951788313 497357839467 500113284561 529163296827 607881803793 611249570019 751968895491 863832036969 1055794711851 1290415758929 1298855364939 1492073518401 1587489890481 1823645411379 1833748710057 2228899947241 3167384135553 3871247276787 4762469671443 5470936234137 5501246130171 6686699841723 9502152406659 11613741830361 14287409014329 16412808702411 20060099525169 24517899419651 34841225491083 60180298575507 73553698258953 104523676473249 180540895726521 220661094776859 661983284330577 1985949852991731
• Sum of all divisors σ(n): 3469326126604800
• Sum of proper divisors (its aliquot sum) s(n): 1483376273613069
• 1985949852991731 is a deficient number, because the sum of its proper divisors (1483376273613069) is less than itself. Its deficiency is 502573579378662

Bases of 1985949852991731

• Binary: 111000011100011010111111011100001111000000011110011₂
• Hexadecimal: 0x70E35FB8780F3
• Base-36: JJYKRMRK6R

Squares and roots of 1985949852991731

• 1985949852991731 squared (1985949852991731²) is 3943996818597877970331154376361
• 1985949852991731 cubed (1985949852991731³) is 7832579902094310511598108542117766309394870891
• The square root of 1985949852991731 is 44563997.2734911987
• The cube root of 1985949852991731 is 125696.3768010015

Scales and comparisons

• 1,985,949,852,991,731 seconds is equal to 63,147,062 years, 19 weeks, 4 days, 22 hours, 8 minutes, 51 seconds.
• To count from 1 to 1,985,949,852,991,731 would take you about one hundred eighty-nine million, four hundred forty-one thousand, one hundred eighty-seven 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 1985949852991731 cubic inches would be around 10474.7 feet tall.

Recreational maths with 1985949852991731

• 1985949852991731 backwards is 1371992589495891
• The number of decimal digits it has is: 16
• The sum of 1985949852991731's digits is 90
• More coming soon!