18419171835420

Names of 18419171835420

• Cardinal: 18419171835420 can be written as Eighteen trillion, four hundred nineteen billion, one hundred seventy-one million, eight hundred thirty-five thousand, four hundred twenty.

Scientific notation

• Scientific notation: 1.841917183542 × 10¹³

Factors of 18419171835420

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 181385

Divisors of 18419171835420

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 90 108 135 180 270 331 540 571 662 993 1142 1324 1655 1713 1986 2284 2855 2979 3310 3426 3972 4965 5139 5710 5958 6620 6852 8565 8937 9930 10278 11420 11916 14895 15417 17130 17874 19860 20556 25695 29790 30834 34260 35748 44685 51390 59580 61668 77085 89370 102780 154170 178740 180473 189001 308340 360946 378002 541419 567003 721892 756004 902365 945005 1082838 1134006 1624257 1701009 1804730 1890010 2165676 2268012 2707095 2835015 3248514 3402018 3609460 3780020 4872771 5103027 5414190 5670030 6497028 6804036 8121285 8505045 9745542 10206054 10828380 11340060 16242570 17010090 19491084 20412108 24363855 25515135 32485140 34020180 48727710 51030270 59736563 97455420 102060540 103050083 119473126 179209689 206100166 238946252 298682815 309150249 358419378 412200332 515250415 537629067 597365630 618300498 716838756 896048445 927450747 1030500830 1075258134 1194731260 1236600996 1545751245 1612887201 1792096890 1854901494 2061001660 2150516268 2688145335 2782352241 3091502490 3225774402 3584193780 3709802988 4637253735 5376290670 5564704482 6183004980 6451548804 8064436005 9274507470 10752581340 11129408964 13911761205 16128872010 18549014940 27823522410 32257744020 34109577473 55647044820 68219154946 102328732419 136438309892 170547887365 204657464838 306986197257 341095774730 409314929676 511643662095 613972394514 682191549460 920958591771 1023287324190 1227944789028 1534930986285 1841917183542 2046574648380 3069861972570 3683834367084 4604792958855 6139723945140 9209585917710 18419171835420
• Sum of all divisors σ(n): 57578193953280
• Sum of proper divisors (its aliquot sum) s(n): 39159022117860
• 18419171835420 is an abundant number, because the sum of its proper divisors (39159022117860) is greater than itself. Its abundance is 20739850282440

Bases of 18419171835420

• Binary: 100001100000010001100001100011011111000011100₂
• Hexadecimal: 0x10C08C31BE1C
• Base-36: 6J1NFCB30

Squares and roots of 18419171835420

• 18419171835420 squared (18419171835420²) is 339265891102729371566576400
• 18419171835420 cubed (18419171835420³) is 6248996746118061606649480190313656088000
• The square root of 18419171835420 is 4291756.2646799969
• The cube root of 18419171835420 is 26409.2884343615

Scales and comparisons

• 18,419,171,835,420 seconds is equal to 585,672 years, 35 weeks, 6 days, 4 hours, 57 minutes.
• To count from 1 to 18,419,171,835,420 would take you about one million, four hundred sixty-four thousand, one hundred eighty-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 18419171835420 cubic inches would be around 2200.8 feet tall.

Recreational maths with 18419171835420

• 18419171835420 backwards is 02453817191481
• 18419171835420 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18419171835420's digits is 54
• More coming soon!