18023291813280

Names of 18023291813280

• Cardinal: 18023291813280 can be written as Eighteen trillion, twenty-three billion, two hundred ninety-one million, eight hundred thirteen thousand, two hundred eighty.

Scientific notation

• Scientific notation: 1.802329181328 × 10¹³

Factors of 18023291813280

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 222180642

Divisors of 18023291813280

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 32 39 40 48 52 60 65 78 80 96 104 120 130 156 160 169 195 208 240 260 312 338 390 416 480 507 520 624 676 780 845 1014 1040 1248 1352 1560 1690 2028 2080 2535 2704 3120 3380 4056 5070 5408 6240 6760 8112 10140 13520 16224 20280 27040 40560 81120 222180619 444361238 666541857 888722476 1110903095 1333083714 1777444952 2221806190 2666167428 2888348047 3332709285 3554889904 4443612380 5332334856 5776696094 6665418570 7109779808 8665044141 8887224760 10664669712 11553392188 13330837140 14441740235 17330088282 17774449520 21329339424 23106784376 26661674280 28883480470 34660176564 35548899040 37548524611 43325220705 46213568752 53323348560 57766960940 69320353128 75097049222 86650441410 92427137504 106646697120 112645573833 115533921880 138640706256 150194098444 173300882820 187742623055 225291147666 231067843760 277281412512 300388196888 346601765640 375485246110 450582295332 462135687520 563227869165 600776393776 693203531280 750970492220 901164590664 1126455738330 1201552787552 1386407062560 1501940984440 1802329181328 2252911476660 3003881968880 3604658362656 4505822953320 6007763937760 9011645906640 18023291813280
• Sum of all divisors σ(n): 61476488831520
• Sum of proper divisors (its aliquot sum) s(n): 43453197018240
• 18023291813280 is an abundant number, because the sum of its proper divisors (43453197018240) is greater than itself. Its abundance is 25429905204960

Bases of 18023291813280

• Binary: 100000110010001011111111001111111110110100000₂
• Hexadecimal: 0x10645FE7FDA0
• Base-36: 6DZSALJ1C

Squares and roots of 18023291813280

• 18023291813280 squared (18023291813280²) is 324839047786645870384358400
• 18023291813280 cubed (18023291813280³) is 5854668950606725219808926757685399552000
• The square root of 18023291813280 is 4245384.7662231983
• The cube root of 18023291813280 is 26218.7131104149

Scales and comparisons

• 18,023,291,813,280 seconds is equal to 573,084 years, 48 weeks, 2 days, 12 hours, 8 minutes.
• To count from 1 to 18,023,291,813,280 would take you about one million, four hundred thirty-two thousand, seven hundred twelve 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 18023291813280 cubic inches would be around 2184.9 feet tall.

Recreational maths with 18023291813280

• 18023291813280 backwards is 08231819232081
• 18023291813280 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18023291813280's digits is 48
• More coming soon!