1998919267623040

Names of 1998919267623040

• Cardinal: 1998919267623040 can be written as One quadrillion, nine hundred ninety-eight trillion, nine hundred nineteen billion, two hundred sixty-seven million, six hundred twenty-three thousand and forty.

Scientific notation

• Scientific notation: 1.99891926762304 × 10¹⁵

Factors of 1998919267623040

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 239827

Divisors of 1998919267623040

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 53 56 64 70 80 106 112 128 140 160 212 224 265 280 320 371 424 448 530 560 640 742 848 896 1060 1120 1484 1696 1855 2120 2240 2968 3392 3710 4240 4480 5936 6784 7420 8480 11872 14840 16960 23744 29680 33920 42727 47488 59360 85454 118720 170908 197033 213635 237440 299089 341816 394066 427270 598178 683632 788132 854540 985165 1196356 1367264 1379231 1495445 1576264 1709080 1970330 2264531 2392712 2734528 2758462 2990890 3152528 3418160 3940660 4529062 4785424 5469056 5516924 5981780 6305056 6836320 6896155 7881320 9058124 9570848 10442749 11033848 11322655 11963560 12610112 13672640 13792310 15762640 15851717 18116248 19141696 20885498 22067696 22645310 23927120 25220224 27345280 27584620 31525280 31703434 36232496 38283392 41770996 44135392 45290620 47854240 52213745 55169240 63050560 63406868 72464992 73099243 79258585 83541992 88270784 90581240 95708480 104427490 110338480 126101120 126813736 144929984 146198486 158517170 167083984 176541568 181162480 191416960 208854980 220676960 253627472 289859968 292396972 317034340 334167968 362324960 365496215 417709960 441353920 507254944 584793944 634068680 668335936 724649920 730992430 835419920 882707840 1014509888 1169587888 1268137360 1336671872 1449299840 1461984860 1670839840 2029019776 2339175776 2536274720 2923969720 3341679680 4678351552 5072549440 5847939440 6683359360 8418628991 9356703104 10145098880 11695878880 16837257982 23391757760 33674515964 42093144955 46783515520 58930402937 67349031928 84186289910 117860805874 134698063856 168372579820 235721611748 269396127712 294652014685 336745159640 446187336523 471443223496 538792255424 589304029370 673490319280 892374673046 942886446992 1077584510848 1178608058740 1346980638560 1784749346092 1885772893984 2230936682615 2357216117480 2693961277120 3123311355661 3569498692184 3771545787968 4461873365230 4714432234960 5387922554240 6246622711322 7138997384368 7543091575936 8923746730460 9428864469920 12493245422644 14277994768736 15616556778305 17847493460920 18857728939840 24986490845288 28555989537472 31233113556610 35694986921840 37715457879680 49972981690576 57111979074944 62466227113220 71389973843680 99945963381152 124932454226440 142779947687360 199891926762304 249864908452880 285559895374720 399783853524608 499729816905760 999459633811520 1998919267623040
• Sum of all divisors σ(n): 5564535490321920
• Sum of proper divisors (its aliquot sum) s(n): 3565616222698880
• 1998919267623040 is an abundant number, because the sum of its proper divisors (3565616222698880) is greater than itself. Its abundance is 1566696955075840

Bases of 1998919267623040

• Binary: 111000110100000000110101000111000011010000010000000₂
• Hexadecimal: 0x71A01A8E1A080
• Base-36: JOK2U1DK74

Squares and roots of 1998919267623040

• 1998919267623040 squared (1998919267623040²) is 3995678238474630609611538841600
• 1998919267623040 cubed (1998919267623040³) is 7987038218109027185959694231005474267070464000
• The square root of 1998919267623040 is 44709274.9619476607
• The cube root of 1998919267623040 is 125969.4069427267

Scales and comparisons

• 1,998,919,267,623,040 seconds is equal to 63,559,449 years, 33 weeks, 4 days, 13 hours, 30 minutes, 40 seconds.
• To count from 1 to 1,998,919,267,623,040 would take you about one hundred ninety million, six hundred seventy-eight thousand, three hundred forty-eight 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 1998919267623040 cubic inches would be around 10497.5 feet tall.

Recreational maths with 1998919267623040

• 1998919267623040 backwards is 0403267629198991
• The number of decimal digits it has is: 16
• The sum of 1998919267623040's digits is 76
• More coming soon!