18116827820

Names of 18116827820

• Cardinal: 18116827820 can be written as Eighteen billion, one hundred sixteen million, eight hundred twenty-seven thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 1.811682782 × 10¹⁰

Factors of 18116827820

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3913

Divisors of 18116827820

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 7 10 13 14 20 26 28 35 49 52 53 65 70 91 98 106 130 140 182 196 212 245 260 265 343 364 371 455 490 530 637 686 689 742 910 980 1060 1274 1372 1378 1484 1715 1820 1855 2548 2597 2756 3185 3430 3445 3710 3833 4459 4823 5194 6370 6860 6890 7420 7666 8918 9646 10388 12740 12985 13780 15332 17836 18179 19165 19292 22295 24115 25970 26831 33761 36358 38330 44590 48230 49829 51940 53662 67522 72716 76660 89180 90895 96460 99658 107324 134155 135044 168805 181790 187817 199316 203149 236327 249145 268310 337610 348803 363580 375634 406298 472654 498290 536620 675220 697606 751268 812596 939085 945308 996580 1015745 1181635 1314719 1395212 1422043 1744015 1878170 2031490 2363270 2441621 2629438 2640937 2844086 3488030 3756340 4062980 4726540 4883242 5258876 5281874 5688172 6573595 6976060 7110215 9766484 9954301 10563748 12208105 13147190 13204685 14220430 17091347 18486559 19908602 24416210 26294380 26409370 28440860 34182694 36973118 39817204 48832420 49771505 52818740 68365388 69680107 73946236 85456735 92432795 99543010 129405913 139360214 170913470 184865590 199086020 258811826 278720428 341826940 348400535 369731180 517623652 647029565 696801070 905841391 1294059130 1393602140 1811682782 2588118260 3623365564 4529206955 9058413910 18116827820
• Sum of all divisors σ(n): 48694867200
• Sum of proper divisors (its aliquot sum) s(n): 30578039380
• 18116827820 is an abundant number, because the sum of its proper divisors (30578039380) is greater than itself. Its abundance is 12461211560

Bases of 18116827820

• Binary: 10000110111110110001101101010101100₂
• Hexadecimal: 0x437D8DAAC
• Base-36: 8BMAHT8

Squares and roots of 18116827820

• 18116827820 squared (18116827820²) is 328219450259525952400
• 18116827820 cubed (18116827820³) is 5946295267526885994452315768000
• The square root of 18116827820 is 134598.7660418921
• The cube root of 18116827820 is 2626.3990882471

Scales and comparisons

• 18,116,827,820 seconds is equal to 576 years, 3 weeks, 12 hours, 10 minutes, 20 seconds.
• To count from 1 to 18,116,827,820 would take you about one thousand, one hundred fifty-two 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 18116827820 cubic inches would be around 218.9 feet tall.

Recreational maths with 18116827820

• 18116827820 backwards is 02872861181
• The number of decimal digits it has is: 11
• The sum of 18116827820's digits is 44
• More coming soon!