18021407592240

Names of 18021407592240

• Cardinal: 18021407592240 can be written as Eighteen trillion, twenty-one billion, four hundred seven million, five hundred ninety-two thousand, two hundred forty.

Scientific notation

• Scientific notation: 1.802140759224 × 10¹³

Factors of 18021407592240

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 701028

Divisors of 18021407592240

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 30 36 39 40 41 45 48 52 60 65 67 72 78 80 82 90 104 117 120 123 130 134 144 156 164 180 195 201 205 208 234 240 246 260 268 312 328 335 360 369 390 402 410 468 492 520 533 536 585 603 615 624 656 670 720 738 780 804 820 871 936 984 1005 1040 1066 1072 1170 1206 1230 1340 1476 1560 1599 1608 1640 1742 1845 1872 1968 2010 2132 2340 2412 2460 2613 2665 2680 2747 2952 3015 3120 3198 3216 3280 3484 3690 4020 4264 4355 4680 4797 4824 4920 5226 5330 5360 5494 5904 6030 6396 6968 7380 7839 7995 8040 8241 8528 8710 9360 9594 9648 9840 10452 10660 10988 12060 12792 13065 13735 13936 14760 15678 15990 16080 16482 17420 19188 20904 21320 21976 23985 24120 24723 25584 26130 27470 29520 31356 31980 32964 34840 35711 38376 39195 41205 41808 42640 43952 47970 48240 49446 52260 54940 62712 63960 65928 69680 71422 76752 78390 82410 95940 98892 104520 107133 109880 123615 125424 127920 131856 142844 156780 164820 178555 191880 197784 209040 214266 219760 247230 285688 313560 321399 329640 357110 383760 395568 428532 494460 535665 571376 627120 642798 659280 700897 714220 857064 988920 1071330 1285596 1401794 1428440 1606995 1714128 1977840 2102691 2142660 2571192 2803588 2856880 3213990 3504485 4205382 4285320 5142384 5607176 6308073 6427980 7008970 8410764 8570640 9111661 10513455 11214352 12616146 12855960 14017940 16821528 18223322 21026910 25232292 25711920 27334983 28035880 28736777 31540365 33643056 36446644 42053820 45558305 46960099 50464584 54669966 56071760 57473554 63080730 72893288 82004949 84107640 86210331 91116610 93920198 100929168 109339932 114947108 126161460 136674915 140880297 143683885 145786576 164009898 168215280 172420662 182233220 187840396 218679864 229894216 234800495 252322920 258630993 273349830 281760594 287367770 328019796 344841324 364466440 373578101 375680792 410024745 422640891 431051655 437359728 459788432 469600990 504645840 517261986 546699660 563521188 574735540 610481287 656039592 689682648 704401485 728932880 747156202 751361584 820049490 845281782 862103310 939201980 1034523972 1093399320 1120734303 1127042376 1149471080 1220962574 1293154965 1312079184 1379365296 1408802970 1494312404 1640098980 1690563564 1724206620 1831443861 1867890505 1878403960 1925364059 2069047944 2113204455 2186798640 2241468606 2254084752 2298942160 2441925148 2586309930 2817605940 2988624808 3052406435 3280197960 3362202909 3381127128 3448413240 3662887722 3735781010 3756807920 3850728118 4138095888 4226408910 4482937212 4883850296 5172619860 5494331583 5603671515 5635211880 5776092177 5977249616 6104812870 6560395920 6724405818 6762254256 6896826480 7325775444 7471562020 7701456236 8452817820 8965874424 9157219305 9626820295 9767700592 10345239720 10988663166 11207343030 11270423760 11552184354 12209625740 13448811636 14651550888 14943124040 15402912472 16811014545 16905635640 17328276531 17931748848 18314438610 19253640590 20690479440 21977326332 22414686060 23104368708 24419251480 25029732767 26897623272 27471657915 28880460885 29303101776 29886248080 30805824944 33622029090 33811271280 34656553062 36628877220 38507281180 43954652664 44829372120 46208737416 48838502960 50059465534 53795246544 54943315830 57760921770 67244058180 69313106124 73257754440 75089198301 77014562360 86641382655 87909305328 89658744240 92417474832 100118931068 109886631660 115521843540 125148663835 134488116360 138626212248 146515508880 150178396602 154029124720 173282765310 200237862136 219773263320 225267594903 231043687080 250297327670 268976232720 277252424496 300356793204 346565530620 375445991505 400475724272 439546526640 450535189806 462087374160 500594655340 600713586408 693131061240 750891983010 901070379612 1001189310680 1126337974515 1201427172816 1386262122480 1501783966020 1802140759224 2002378621360 2252675949030 3003567932040 3604281518448 4505351898060 6007135864080 9010703796120 18021407592240
• Sum of all divisors σ(n): 67763738218176
• Sum of proper divisors (its aliquot sum) s(n): 49742330625936
• 18021407592240 is an abundant number, because the sum of its proper divisors (49742330625936) is greater than itself. Its abundance is 31720923033696

Bases of 18021407592240

• Binary: 100000110001111101111100110010000111100110000₂
• Hexadecimal: 0x1063EF990F30
• Base-36: 6DYX4S4S0

Squares and roots of 18021407592240

• 18021407592240 squared (18021407592240²) is 324771131605645514108217600
• 18021407592240 cubed (18021407592240³) is 5852832936858356289595930689613991424000
• The square root of 18021407592240 is 4245162.8463746829
• The cube root of 18021407592240 is 26217.7994117585

Scales and comparisons

• 18,021,407,592,240 seconds is equal to 573,025 years, 6 days, 9 hours, 24 minutes.
• To count from 1 to 18,021,407,592,240 would take you about one million, four hundred thirty-two thousand, five hundred sixty-two 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 18021407592240 cubic inches would be around 2184.8 feet tall.

Recreational maths with 18021407592240

• 18021407592240 backwards is 04229570412081
• 18021407592240 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18021407592240's digits is 45
• More coming soon!