199816181838

Names of 199816181838

• Cardinal: 199816181838 can be written as One hundred ninety-nine billion, eight hundred sixteen million, one hundred eighty-one thousand, eight hundred thirty-eight.

Scientific notation

• Scientific notation: 1.99816181838 × 10¹¹

Factors of 199816181838

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 283

Divisors of 199816181838

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 6 7 9 13 14 18 21 26 39 42 49 63 78 91 98 101 117 126 147 157 182 202 234 273 294 303 314 343 441 471 546 606 637 686 707 819 882 909 942 1029 1099 1274 1313 1413 1414 1638 1818 1911 2041 2058 2121 2198 2626 2826 3087 3297 3822 3939 4082 4242 4459 4949 5733 6123 6174 6363 6594 7693 7878 8918 9191 9891 9898 11466 11817 12246 12726 13377 14287 14847 15386 15857 18369 18382 19782 23079 23634 24649 26754 27573 28574 29694 31714 34643 36738 40131 42861 44541 46158 47571 49298 53851 55146 64337 69237 69286 73947 80262 82719 85722 89082 95142 100009 103929 107702 110999 128583 128674 138474 142713 147894 161553 165438 172543 193011 200018 206141 207858 221841 221998 257166 285426 300027 311787 320437 323106 332997 345086 386022 412282 443682 450359 484659 517629 579033 600054 618423 623574 640874 665994 700063 776993 900081 900718 961311 969318 998991 1035258 1158066 1207801 1236846 1351077 1400126 1442987 1552887 1553986 1800162 1855269 1922622 1997982 2100189 2243059 2330979 2415602 2489549 2702154 2883933 2885974 3105774 3623403 3710538 4053231 4200378 4328961 4486118 4661958 4979098 5438951 5767866 6300567 6729177 6992937 7246806 7468647 8106462 8454607 8657922 10100909 10870209 10877902 12601134 12986883 13458354 13985874 14937294 15701413 16316853 16909214 17426843 20187531 20201818 21740418 22405941 25363821 25973766 30302727 31402826 32364137 32633706 34853686 40375062 44811882 47104239 48950559 50727642 52280529 60605454 64728274 70706363 76091463 90908181 94208478 97092411 97901118 104561058 109909891 121987901 141312717 141412726 152182926 156841587 181816362 194184822 212119089 219819782 226548959 243975802 282625434 291277233 313683174 329729673 365963703 424238178 453097918 582554466 636357267 659459346 679646877 731927406 853915307 989189019 1097891109 1272714534 1359293754 1585842713 1707830614 1978378038 2038940631 2195782218 2561745921 3171685426 4077881262 4757528139 5123491842 7685237763 9515056278 11100898991 14272584417 15370475526 22201797982 28545168834 33302696973 66605393946 99908090919 199816181838
• Sum of all divisors σ(n): 552620577600
• Sum of proper divisors (its aliquot sum) s(n): 352804395762
• 199816181838 is an abundant number, because the sum of its proper divisors (352804395762) is greater than itself. Its abundance is 152988213924

Bases of 199816181838

• Binary: 10111010000101111110001111100001001110₂
• Hexadecimal: 0x2E85F8F84E
• Base-36: 2JSLE8NI

Squares and roots of 199816181838

• 199816181838 squared (199816181838²) is 39926506524316681058244
• 199816181838 cubed (199816181838³) is 7977962087818955311030733372972472
• The square root of 199816181838 is 447008.0333036533
• The cube root of 199816181838 is 5846.2433020355

Scales and comparisons

• 199,816,181,838 seconds is equal to 6,353 years, 27 weeks, 6 days, 6 hours, 57 minutes, 18 seconds.
• To count from 1 to 199,816,181,838 would take you about twelve thousand, seven hundred 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 199816181838 cubic inches would be around 487.2 feet tall.

Recreational maths with 199816181838

• 199816181838 backwards is 838181618991
• 199816181838 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 199816181838's digits is 63
• More coming soon!