18227207680

Names of 18227207680

• Cardinal: 18227207680 can be written as Eighteen billion, two hundred twenty-seven million, two hundred seven thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.822720768 × 10¹⁰

Factors of 18227207680

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 200

Divisors of 18227207680

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 5 8 10 11 16 19 20 22 32 38 40 44 55 64 76 80 88 95 110 121 128 152 160 163 176 190 209 220 242 256 304 320 326 352 361 380 418 440 484 512 605 608 640 652 704 722 760 815 836 880 968 1045 1210 1216 1280 1304 1408 1444 1520 1630 1672 1760 1793 1805 1936 2090 2299 2420 2432 2560 2608 2816 2888 3040 3097 3260 3344 3520 3586 3610 3872 3971 4180 4598 4840 4864 5216 5632 5776 6080 6194 6520 6688 7040 7172 7220 7744 7942 8360 8965 9196 9680 9728 10432 11495 11552 12160 12388 13040 13376 14080 14344 14440 15485 15488 15884 16720 17930 18392 19360 19723 19855 20864 22990 23104 24320 24776 26080 26752 28160 28688 28880 30970 30976 31768 33440 34067 35860 36784 38720 39446 39710 41728 43681 45980 46208 48640 49552 52160 53504 57376 57760 58843 61940 61952 63536 66880 68134 71720 73568 77440 78892 79420 83456 87362 91960 92416 98615 99104 104320 107008 114752 115520 117686 123880 127072 133760 136268 143440 147136 154880 157784 158840 170335 174724 183920 184832 197230 198208 208640 218405 229504 231040 235372 247760 254144 267520 272536 286880 294215 294272 309760 315568 317680 340670 349448 367840 374737 394460 396416 417280 436810 459008 462080 470744 495520 508288 535040 545072 573760 588430 588544 631136 635360 647273 681340 698896 735680 749474 788920 792832 873620 918016 924160 941488 991040 1016576 1090144 1147520 1176860 1177088 1262272 1270720 1294546 1362680 1397792 1471360 1498948 1577840 1585664 1747240 1873685 1882976 1982080 2033152 2180288 2295040 2353720 2524544 2541440 2589092 2725360 2795584 2942720 2997896 3155680 3236365 3494480 3747370 3765952 3964160 4360576 4590080 4707440 5049088 5082880 5178184 5450720 5591168 5885440 5995792 6311360 6472730 6988960 7120003 7494740 7531904 7928320 8721152 9414880 10098176 10165760 10356368 10901440 11182336 11991584 12622720 12945460 13977920 14240006 14989480 15063808 17442304 18829760 20712736 21802880 22364672 23983168 25245440 25890920 27955840 28480012 29978960 30127616 35600015 37659520 41425472 43605760 47966336 50490880 51781840 55911680 56960024 59957920 71200030 75319040 82850944 87211520 95932672 103563680 111823360 113920048 119915840 142400060 150638080 165701888 191865344 207127360 227840096 239831680 284800120 331403776 414254720 455680192 479663360 569600240 828509440 911360384 959326720 1139200480 1657018880 1822720768 2278400960 3645441536 4556801920 9113603840 18227207680
• Sum of all divisors σ(n): 51009063336
• Sum of proper divisors (its aliquot sum) s(n): 32781855656
• 18227207680 is an abundant number, because the sum of its proper divisors (32781855656) is greater than itself. Its abundance is 14554647976

Bases of 18227207680

• Binary: 10000111110011011010001111000000000₂
• Hexadecimal: 0x43E6D1E00
• Base-36: 8DG0BGG

Squares and roots of 18227207680

• 18227207680 squared (18227207680²) is 332231099809850982400
• 18227207680 cubed (18227207680³) is 6055645253988962366056824832000
• The square root of 18227207680 is 135008.1763449903
• The cube root of 18227207680 is 2631.7222201091

Scales and comparisons

• 18,227,207,680 seconds is equal to 579 years, 29 weeks, 4 days, 1 hour, 14 minutes, 40 seconds.
• To count from 1 to 18,227,207,680 would take you about one thousand, one hundred fifty-nine 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 18227207680 cubic inches would be around 219.3 feet tall.

Recreational maths with 18227207680

• 18227207680 backwards is 08670272281
• The number of decimal digits it has is: 11
• The sum of 18227207680's digits is 43
• More coming soon!