18140368400

Names of 18140368400

• Cardinal: 18140368400 can be written as Eighteen billion, one hundred forty million, three hundred sixty-eight thousand, four hundred.

Scientific notation

• Scientific notation: 1.81403684 × 10¹⁰

Factors of 18140368400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 7674

Divisors of 18140368400

• Number of divisors d(n): 270
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 20 22 25 28 35 40 44 49 50 55 56 70 77 80 88 98 100 110 112 121 140 154 175 176 196 200 220 242 245 275 280 308 350 385 392 400 440 484 490 539 550 560 605 616 700 770 784 847 880 968 980 1078 1100 1210 1225 1232 1400 1540 1694 1925 1936 1960 2156 2200 2420 2450 2695 2800 3025 3080 3388 3850 3920 4235 4312 4400 4840 4900 5390 5929 6050 6160 6776 7649 7700 8470 8624 9680 9800 10780 11858 12100 13475 13552 15298 15400 16940 19600 21175 21560 23716 24200 26950 29645 30596 30800 33880 38245 42350 43120 47432 48400 53543 53900 59290 61192 67760 76490 84139 84700 94864 107086 107800 118580 122384 148225 152980 168278 169400 191225 214172 215600 237160 267715 296450 305960 336556 338800 374801 382450 420695 428344 474320 535430 588973 592900 611920 673112 749602 764900 841390 856688 925529 1070860 1177946 1185800 1338575 1346224 1499204 1529800 1682780 1851058 1874005 2103475 2141720 2355892 2371600 2677150 2944865 2998408 3059600 3365560 3702116 3748010 4122811 4206950 4283440 4627645 4711784 5354300 5889730 5996816 6478703 6731120 7404232 7496020 8245622 8413900 9255290 9370025 9423568 10708600 11779460 12957406 14724325 14808464 14992040 16491244 16827800 18510580 18740050 20614055 21417200 23138225 23558920 25914812 29448650 29984080 32393515 32982488 33655600 37021160 37480100 41228110 45350921 46276450 47117840 51829624 58897300 64787030 65964976 74042320 74960200 82456220 90701842 92552900 103070275 103659248 117794600 129574060 149920400 161967575 164912440 181403684 185105800 206140550 226754605 235589200 259148120 323935150 329824880 362807368 370211600 412281100 453509210 518296240 647870300 725614736 824562200 907018420 1133773025 1295740600 1649124400 1814036840 2267546050 2591481200 3628073680 4535092100 9070184200 18140368400
• Sum of all divisors σ(n): 55732858650
• Sum of proper divisors (its aliquot sum) s(n): 37592490250
• 18140368400 is an abundant number, because the sum of its proper divisors (37592490250) is greater than itself. Its abundance is 19452121850

Bases of 18140368400

• Binary: 10000111001010000000000111000010000₂
• Hexadecimal: 0x439400E10
• Base-36: 8C0B1U8

Squares and roots of 18140368400

• 18140368400 squared (18140368400²) is 329072965687718560000
• 18140368400 cubed (18140368400³) is 5969504828055774033917504000000
• The square root of 18140368400 is 134686.1848891711
• The cube root of 18140368400 is 2627.5361562987

Scales and comparisons

• 18,140,368,400 seconds is equal to 576 years, 41 weeks, 6 days, 23 hours, 13 minutes, 20 seconds.
• To count from 1 to 18,140,368,400 would take you about one thousand, one hundred fifty-three 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 18140368400 cubic inches would be around 219 feet tall.

Recreational maths with 18140368400

• 18140368400 backwards is 00486304181
• 18140368400 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18140368400's digits is 35
• More coming soon!