16318121820

Names of 16318121820

• Cardinal: 16318121820 can be written as Sixteen billion, three hundred eighteen million, one hundred twenty-one thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 1.631812182 × 10¹⁰

Factors of 16318121820

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2939

Divisors of 16318121820

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 7 10 11 12 13 14 15 20 21 22 26 28 30 33 35 39 42 44 52 55 60 65 66 70 77 78 84 91 97 105 110 130 132 140 143 154 156 165 182 194 195 210 220 231 260 273 286 291 308 330 364 385 388 390 420 429 455 462 485 546 572 582 660 679 715 770 780 858 910 924 970 1001 1067 1092 1155 1164 1261 1358 1365 1430 1455 1540 1716 1820 1940 2002 2037 2134 2145 2310 2522 2716 2730 2801 2860 2910 3003 3201 3395 3783 4004 4074 4268 4290 4620 5005 5044 5335 5460 5602 5820 6006 6305 6402 6790 7469 7566 8148 8403 8580 8827 10010 10185 10670 11204 12012 12610 12804 13580 13871 14005 14938 15015 15132 16005 16806 17654 18915 19607 20020 20370 21340 22407 25220 26481 27742 28010 29876 30030 30811 32010 33612 35308 36413 37345 37830 39214 40740 41613 42015 44135 44814 52962 55484 56020 58821 60060 61622 64020 69355 72826 74690 75660 78428 83226 84030 88270 89628 92433 97097 98035 105924 109239 112035 117642 123244 132405 138710 145652 149380 154055 166452 168060 176540 182065 184866 194194 196070 208065 215677 218478 224070 235284 254891 264810 271697 277420 291291 294105 308110 364130 369732 388388 392140 400543 416130 431354 436956 448140 462165 485485 509782 529620 543394 546195 582582 588210 616220 647031 728260 764673 801086 815091 832260 862708 924330 970970 1019564 1078385 1086788 1092390 1165164 1176420 1201629 1274455 1294062 1358485 1456455 1529346 1602172 1630182 1848660 1901879 1941940 2002715 2156770 2184780 2403258 2548910 2588124 2716970 2803801 2912910 2988667 3058692 3235155 3260364 3532061 3803758 3823365 4005430 4075455 4313540 4806516 5097820 5433940 5607602 5705637 5825820 5977334 6008145 6470310 7064122 7607516 7646730 8010860 8150910 8411403 8966001 9509395 10596183 11215204 11411274 11954668 12016290 12940620 14019005 14128244 14943335 15293460 16301820 16822806 17660305 17932002 19018790 20920669 21192366 22822548 24032580 24724427 28038010 28528185 29886670 33645612 35320610 35864004 38037580 38852671 41841338 42057015 42384732 44830005 49448854 52980915 56076020 57056370 59773340 62762007 70641220 74173281 77705342 83682676 84114030 89660010 98897708 104603345 105961830 114112740 116558013 123622135 125524014 148346562 155410684 168228060 179320020 194263355 209206690 211923660 233116026 247244270 251048028 271968697 296693124 313810035 370866405 388526710 418413380 466232052 494488540 543937394 582790065 627620070 741732810 777053420 815906091 1087874788 1165580130 1255240140 1359843485 1483465620 1631812182 2331160260 2719686970 3263624364 4079530455 5439373940 8159060910 16318121820
• Sum of all divisors σ(n): 62001580032
• Sum of proper divisors (its aliquot sum) s(n): 45683458212
• 16318121820 is an abundant number, because the sum of its proper divisors (45683458212) is greater than itself. Its abundance is 29365336392

Bases of 16318121820

• Binary: 1111001100101000101100011101011100₂
• Hexadecimal: 0x3CCA2C75C
• Base-36: 7HVDZDO

Squares and roots of 16318121820

• 16318121820 squared (16318121820²) is 266281099732360112400
• 16318121820 cubed (16318121820³) is 4345207423796221710252092568000
• The square root of 16318121820 is 127742.4041577423
• The cube root of 16318121820 is 2536.4329732649

Scales and comparisons

• 16,318,121,820 seconds is equal to 518 years, 45 weeks, 3 hours, 37 minutes.
• To count from 1 to 16,318,121,820 would take you about one thousand and thirty-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 16318121820 cubic inches would be around 211.4 feet tall.

Recreational maths with 16318121820

• 16318121820 backwards is 02812181361
• 16318121820 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 16318121820's digits is 33
• More coming soon!