198399807242

Names of 198399807242

• Cardinal: 198399807242 can be written as One hundred ninety-eight billion, three hundred ninety-nine million, eight hundred seven thousand, two hundred forty-two.

Scientific notation

• Scientific notation: 1.98399807242 × 10¹¹

Factors of 198399807242

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 532

Divisors of 198399807242

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 7 13 14 19 26 31 38 49 62 91 98 107 133 182 214 217 247 266 343 353 403 434 494 589 637 686 706 749 806 931 1178 1274 1391 1498 1519 1729 1862 2033 2471 2782 2821 3038 3317 3458 4066 4123 4459 4589 4942 5243 5642 6517 6634 6707 7657 8246 8918 9178 9737 10486 10633 10943 12103 13034 13414 14231 15314 17297 19474 19747 21266 21886 23219 24206 26429 28462 28861 32123 34594 36701 37771 39494 43121 46438 46949 52858 53599 57722 63023 64246 68159 73402 75542 76601 84721 86242 87191 93898 99617 107198 121079 126046 136318 138229 142259 153202 162533 169442 174382 185003 199234 202027 207917 224861 242158 264397 276458 284518 301847 325066 328643 370006 375193 404054 415834 441161 449722 477113 491023 528794 536207 603694 610337 657286 697319 717649 750386 819299 882322 954226 982046 995813 1072414 1137731 1170901 1220674 1295021 1394638 1435298 1455419 1574027 1638598 1850779 1991626 2112929 2275462 2300501 2341802 2590042 2626351 2702921 2910838 3088127 3148054 3437161 3701558 3753449 4225858 4272359 4601002 5023543 5252702 5405842 5735093 6176254 6874322 6970691 7506898 8196307 8544718 9065147 9329437 10047086 10187933 11470186 12955453 13941382 14790503 15221713 16392614 18130294 18658874 18920447 20375866 21616889 22247119 24060127 25910906 29581006 29906513 30443426 35164801 37840894 40145651 43233778 44494238 48120254 48794837 57374149 59813026 65306059 70329602 71315531 80291302 97589674 106551991 114748298 130612118 132443129 142631062 155729833 168420889 213103982 246153607 264886258 281019557 289212547 311459666 336841778 401619043 457142413 492307214 562039114 578425094 745863937 803238086 914284826 927101903 1090108831 1491727874 1854203806 2024487829 2180217662 3199996891 4048975658 5221047559 6399993782 7630761817 10442095118 14171414803 15261523634 28342829606 99199903621 198399807242
• Sum of all divisors σ(n): 411070464000
• Sum of proper divisors (its aliquot sum) s(n): 212670656758
• 198399807242 is an abundant number, because the sum of its proper divisors (212670656758) is greater than itself. Its abundance is 14270849516

Bases of 198399807242

• Binary: 10111000110001100011001100111100001010₂
• Hexadecimal: 0x2E318CCF0A
• Base-36: 2J564F0Q

Squares and roots of 198399807242

• 198399807242 squared (198399807242²) is 39362483513662755646564
• 198399807242 cubed (198399807242³) is 7809509141677093593672844679616488
• The square root of 198399807242 is 445420.9326491067
• The cube root of 198399807242 is 5832.3970544595

Scales and comparisons

• 198,399,807,242 seconds is equal to 6,308 years, 26 weeks, 1 hour, 34 minutes, 2 seconds.
• To count from 1 to 198,399,807,242 would take you about twelve thousand, six hundred seventeen 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 198399807242 cubic inches would be around 486 feet tall.

Recreational maths with 198399807242

• 198399807242 backwards is 242708993891
• 198399807242 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 198399807242's digits is 62
• More coming soon!