18389340248664

Names of 18389340248664

• Cardinal: 18389340248664 can be written as Eighteen trillion, three hundred eighty-nine billion, three hundred forty million, two hundred forty-eight thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 1.8389340248664 × 10¹³

Factors of 18389340248664

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1287

Divisors of 18389340248664

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 14 21 22 24 28 33 42 44 49 56 66 77 84 88 98 121 132 147 154 168 196 231 242 264 294 308 363 383 392 462 484 539 588 616 726 766 847 881 924 968 1078 1149 1176 1452 1532 1617 1694 1762 1848 2156 2298 2541 2643 2681 2904 3064 3234 3388 3524 4213 4312 4596 5082 5286 5362 5929 6167 6468 6776 7048 8043 8426 9192 9691 10164 10572 10724 11858 12334 12639 12936 16086 16852 17787 18501 18767 19382 20328 21144 21448 23716 24668 25278 29073 29491 32172 33704 35574 37002 37534 38764 43169 46343 47432 49336 50556 56301 58146 58982 64344 67837 71148 74004 75068 77528 86338 88473 92686 101112 106601 112602 116292 117964 129507 135674 139029 142296 146689 148008 150136 172676 176946 185372 203511 206437 213202 225204 232584 235928 259014 271348 278058 293378 319803 324401 337423 345352 353892 370744 407022 412874 426404 440067 450408 474859 518028 542696 556116 586756 619311 639606 648802 674846 707784 746207 814044 825748 852808 880134 949718 973203 1012269 1026823 1036056 1112232 1173512 1238622 1279212 1297604 1349692 1424577 1492414 1613579 1628088 1651496 1760268 1899436 1946406 2024538 2053646 2238621 2270807 2361961 2477244 2558424 2595208 2699384 2849154 2984828 3080469 3227158 3520536 3711653 3798872 3892812 4049076 4107292 4477242 4541614 4723922 4840737 4954488 5223449 5698308 5969656 6160938 6454316 6812421 7085883 7187761 7423306 7785624 8098152 8214584 8954484 9083228 9447844 9681474 10446898 11134959 11295053 11396616 12321876 12908632 13624842 14171766 14375522 14846612 15670347 16533727 17749369 17908968 18166456 18895688 19362948 20893796 21563283 22269918 22590106 24643752 25981571 27249684 28343532 28751044 29693224 31340694 33067454 33885159 35498738 38725896 40828183 41787592 43126566 44539836 45180212 49601181 51963142 53248107 54499368 56687064 57502088 62681388 66134908 67770318 70997476 77944713 79065371 81656366 86253132 89079672 90360424 99202362 103926284 106496214 122484549 124245583 125362776 129233009 132269816 135540636 141994952 155889426 158130742 163312732 172506264 181870997 198404724 207852568 212992428 237196113 244969098 248491166 258466018 271081272 285797281 311778852 316261484 326625464 363741994 372736749 387699027 396809448 425984856 474392226 489938196 496982332 516932036 545612991 571594562 623557704 632522968 727483988 745473498 775398054 857391843 869719081 904631063 948784452 979876392 993964664 1033864072 1091225982 1143189124 1421563099 1454967976 1490946996 1550796108 1714783686 1739438162 1809262126 1897568904 2000580967 2182451964 2286378248 2609157243 2713893189 2843126198 2981893992 3101592216 3429567372 3478876324 3618524252 4001161934 4264689297 4364903928 5218314486 5427786378 5686252396 6001742901 6332417441 6859134744 6957752648 7237048504 8002323868 8529378594 9950941693 10436628972 10855572756 11372504792 12003485802 12664834882 15637194089 16004647736 17058757188 18997252323 19901883386 20873257944 21711145512 24006971604 25329669764 29852825079 31274388178 34117514376 37994504646 39803766772 46911582267 48013943208 50659339528 59705650158 62548776356 69656591851 75989009292 79607533544 93823164534 109460358623 119411300316 125097552712 139313183702 151978018584 187646329068 208969775553 218920717246 238822600632 278626367404 328381075869 375292658136 417939551106 437841434492 557252734808 656762151738 766222510361 835879102212 875682868984 1313524303476 1532445020722 1671758204424 2298667531083 2627048606952 3064890041444 4597335062166 6129780082888 9194670124332 18389340248664
• Sum of all divisors σ(n): 59003705055960
• Sum of proper divisors (its aliquot sum) s(n): 40614364807296
• 18389340248664 is an abundant number, because the sum of its proper divisors (40614364807296) is greater than itself. Its abundance is 22225024558632

Bases of 18389340248664

• Binary: 100001011100110011010000101111101101001011000₂
• Hexadecimal: 0x10B99A17DA58
• Base-36: 6INY2DVFC

Squares and roots of 18389340248664

• 18389340248664 squared (18389340248664²) is 338167834781133745353784896
• 18389340248664 cubed (18389340248664³) is 6218683374944260496800012394062207378944
• The square root of 18389340248664 is 4288279.4042207651
• The cube root of 18389340248664 is 26395.0232855001

Scales and comparisons

• 18,389,340,248,664 seconds is equal to 584,724 years, 7 weeks, 1 day, 5 hours, 4 minutes, 24 seconds.
• To count from 1 to 18,389,340,248,664 would take you about one million, four hundred sixty-one thousand, eight hundred ten 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 18389340248664 cubic inches would be around 2199.6 feet tall.

Recreational maths with 18389340248664

• 18389340248664 backwards is 46684204398381
• 18389340248664 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18389340248664's digits is 66
• More coming soon!