18040081793040

Names of 18040081793040

• Cardinal: 18040081793040 can be written as Eighteen trillion, forty billion, eighty-one million, seven hundred ninety-three thousand and forty.

Scientific notation

• Scientific notation: 1.804008179304 × 10¹³

Factors of 18040081793040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3570010

Divisors of 18040081793040

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 36 40 45 48 54 60 72 80 90 108 120 135 144 180 216 240 270 360 432 540 720 1080 2160 2341 4682 7023 9364 11705 14046 18728 21069 23410 28092 35115 37456 42138 46820 56184 63207 70230 84276 93640 105345 112368 126414 140460 168552 187280 210690 252828 280920 316035 337104 421380 505656 561840 632070 842760 1011312 1264140 1685520 2528280 3567659 5056560 7135318 10702977 14270636 17838295 21405954 28541272 32108931 35676590 42811908 53514885 57082544 64217862 71353180 85623816 96326793 107029770 128435724 142706360 160544655 171247632 192653586 214059540 256871448 285412720 321089310 385307172 428119080 481633965 513742896 642178620 770614344 856238160 963267930 1284357240 1541228688 1926535860 2568714480 3853071720 7706143440 8351889719 16703779438 25055669157 33407558876 41759448595 50111338314 66815117752 75167007471 83518897190 100222676628 125278345785 133630235504 150334014942 167037794380 200445353256 225501022413 250556691570 300668029884 334075588760 375835037355 400890706512 451002044826 501113383140 601336059768 668151177520 751670074710 902004089652 1002226766280 1127505112065 1202672119536 1503340149420 1804008179304 2004453532560 2255010224130 3006680298840 3608016358608 4510020448260 6013360597680 9020040896520 18040081793040
• Sum of all divisors σ(n): 62164620316800
• Sum of proper divisors (its aliquot sum) s(n): 44124538523760
• 18040081793040 is an abundant number, because the sum of its proper divisors (44124538523760) is greater than itself. Its abundance is 26084456730720

Bases of 18040081793040

• Binary: 100000110100001001000101010101100000000010000₂
• Hexadecimal: 0x106848AAC010
• Base-36: 6E7HYX2C0

Squares and roots of 18040081793040

• 18040081793040 squared (18040081793040²) is 325444551099573301392441600
• 18040081793040 cubed (18040081793040³) is 5871046320935488226562670188031486464000
• The square root of 18040081793040 is 4247361.7450177233
• The cube root of 18040081793040 is 26226.8521163477

Scales and comparisons

• 18,040,081,793,040 seconds is equal to 573,618 years, 41 weeks, 3 days, 23 hours, 24 minutes.
• To count from 1 to 18,040,081,793,040 would take you about one million, four hundred thirty-four thousand and forty-six 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 18040081793040 cubic inches would be around 2185.6 feet tall.

Recreational maths with 18040081793040

• 18040081793040 backwards is 04039718004081
• 18040081793040 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18040081793040's digits is 45
• More coming soon!