18099494980

Names of 18099494980

• Cardinal: 18099494980 can be written as Eighteen billion, ninety-nine million, four hundred ninety-four thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 1.809949498 × 10¹⁰

Factors of 18099494980

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 4131

Divisors of 18099494980

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 7 10 14 20 28 35 37 70 74 140 148 185 259 370 518 740 1036 1223 1295 2446 2590 2857 4892 5180 5714 6115 8561 11428 12230 14285 17122 19999 24460 28570 34244 39998 42805 45251 57140 79996 85610 90502 99995 105709 171220 181004 199990 211418 226255 316757 399980 422836 452510 528545 633514 739963 905020 1057090 1267028 1479926 1583785 2114180 2959852 3167570 3494111 3699815 6335140 6988222 7399630 13976444 14799260 17470555 24458777 34941110 48917554 69882220 97835108 122293885 129282107 244587770 258564214 489175540 517128428 646410535 904974749 1292821070 1809949498 2585642140 3619898996 4524873745 9049747490 18099494980
• Sum of all divisors σ(n): 44664915456
• Sum of proper divisors (its aliquot sum) s(n): 26565420476
• 18099494980 is an abundant number, because the sum of its proper divisors (26565420476) is greater than itself. Its abundance is 8465925496

Bases of 18099494980

• Binary: 10000110110110100000110000001000100₂
• Hexadecimal: 0x436D06044
• Base-36: 8BBYZPG

Squares and roots of 18099494980

• 18099494980 squared (18099494980²) is 327591718531045200400
• 18099494980 cubed (18099494980³) is 5929244665042225578792893992000
• The square root of 18099494980 is 134534.3635655963
• The cube root of 18099494980 is 2625.5612395721

Scales and comparisons

• 18,099,494,980 seconds is equal to 575 years, 26 weeks, 2 days, 21 hours, 29 minutes, 40 seconds.
• To count from 1 to 18,099,494,980 would take you about one thousand, one hundred fifty-one 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 18099494980 cubic inches would be around 218.8 feet tall.

Recreational maths with 18099494980

• 18099494980 backwards is 08949499081
• The number of decimal digits it has is: 11
• The sum of 18099494980's digits is 61
• More coming soon!