918012145680

Names of 918012145680

• Cardinal: 918012145680 can be written as Nine hundred eighteen billion, twelve million, one hundred forty-five thousand, six hundred eighty.

Scientific notation

• Scientific notation: 9.1801214568 × 10¹¹

Factors of 918012145680

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 39487

Divisors of 918012145680

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 19 20 21 24 27 28 30 35 36 38 40 42 45 48 54 56 57 60 63 70 72 76 80 81 84 90 95 105 108 112 114 120 126 133 135 140 144 152 162 168 171 180 189 190 210 216 228 240 243 252 266 270 280 285 304 315 324 336 342 360 378 380 399 405 420 432 456 486 504 513 532 540 560 567 570 630 648 665 684 720 729 756 760 798 810 840 855 912 945 972 1008 1026 1064 1080 1134 1140 1197 1215 1260 1296 1330 1368 1458 1512 1520 1539 1596 1620 1680 1701 1710 1890 1944 1995 2052 2128 2160 2187 2268 2280 2394 2430 2520 2565 2660 2736 2835 2916 3024 3078 3192 3240 3402 3420 3591 3645 3780 3888 3990 4104 4374 4536 4560 4617 4788 4860 5040 5103 5130 5320 5670 5832 5985 6156 6384 6480 6804 6840 7182 7290 7560 7695 7980 8208 8505 8748 9072 9234 9576 9720 10206 10260 10640 10773 10935 11340 11664 11970 12312 13608 13680 13851 14364 14580 15120 15309 15390 15960 17010 17496 17955 18468 19152 19440 20412 20520 21546 21870 22680 23085 23940 24624 25515 27216 27702 28728 29160 30618 30780 31920 32319 34020 34992 35910 36936 39451 40824 41040 41553 43092 43740 45360 46170 47880 51030 53865 55404 57456 58320 61236 61560 64638 68040 69255 71820 73872 76545 78902 81648 83106 86184 87480 92340 95760 96957 102060 107730 110808 118353 122472 123120 129276 136080 138510 143640 153090 157804 161595 166212 172368 174960 184680 193914 197255 204120 207765 215460 221616 236706 244944 258552 276157 277020 287280 290871 306180 315608 323190 332424 355059 369360 387828 394510 408240 415530 430920 473412 484785 517104 552314 554040 581742 591765 612360 631216 646380 664848 710118 749569 775656 789020 828471 831060 861840 946824 969570 1065177 1104628 1108080 1163484 1183530 1224720 1292760 1380785 1420236 1454355 1499138 1551312 1578040 1656942 1662120 1775295 1893648 1939140 2130354 2209256 2248707 2326968 2367060 2485413 2585520 2761570 2840472 2908710 2998276 3156080 3195531 3313884 3324240 3550590 3747845 3878280 4142355 4260708 4418512 4497414 4653936 4734120 4970826 5246983 5325885 5523140 5680944 5817420 5996552 6391062 6627768 6746121 7101180 7456239 7495690 7756560 8284710 8521416 8994828 9468240 9586593 9941652 10493966 10651770 11046280 11243535 11634840 11993104 12427065 12782124 13255536 13492242 14202360 14912478 14991380 15740949 15977655 16569420 17042832 17989656 19173186 19883304 20238363 20987932 21303540 22092560 22368717 22487070 23269680 24854130 25564248 26234915 26984484 28404720 28759779 29824956 29982760 31481898 31955310 33138840 33730605 35979312 37281195 38346372 39766608 40476726 41975864 42607080 44737434 44974140 47222847 47932965 49708260 51128496 52469830 53968968 57519558 59649912 59965520 60715089 62963796 63910620 66277680 67106151 67461210 74562390 76692744 78704745 80953452 83951728 85214160 86279337 89474868 89948280 94445694 95865930 99416520 101191815 104939660 107937936 111843585 115039116 119299824 121430178 125927592 127821240 134212302 134922420 141668541 143798895 149124780 153385488 157409490 161906904 172558674 178949736 179896560 182145267 188891388 191731860 198833040 201318453 202383630 209879320 223687170 230078232 236114235 242860356 251855184 255642480 268424604 269844840 283337082 287597790 298249560 303575445 314818980 323813808 335530755 345117348 357899472 364290534 377782776 383463720 402636906 404767260 419758640 425005623 431396685 447374340 460156464 472228470 485720712 536849208 539689680 546435801 566674164 575195580 596499120 603955359 607150890 629637960 671061510 690234696 708342705 728581068 755565552 766927440 805273812 809534520 850011246 862793370 894748680 910726335 944456940 971441424 1006592265 1073698416 1092871602 1133348328 1150391160 1207910718 1214301780 1259275920 1275016869 1342123020 1380469392 1416685410 1457162136 1610547624 1619069040 1639307403 1700022492 1725586740 1789497360 1821452670 1888913880 2013184530 2125028115 2185743204 2266696656 2300782320 2415821436 2428603560 2550033738 2684246040 2732179005 2833370820 2914324272 3019776795 3221095248 3278614806 3400044984 3451173480 3642905340 3777827760 3825050607 4026369060 4250056230 4371486408 4831642872 4857207120 5100067476 5368492080 5464358010 5666741640 6039553590 6375084345 6557229612 6800089968 6902346960 7285810680 7650101214 8052738120 8196537015 8500112460 8742972816 9663285744 10200134952 10928716020 11333483280 11475151821 12079107180 12750168690 13114459224 14571621360 15300202428 16105476240 16393074030 17000224920 19125253035 20400269904 21857432040 22950303642 24158214360 25500337380 26228918448 30600404856 32786148060 34000449840 38250506070 43714864080 45900607284 48316428720 51000674760 57375759105 61200809712 65572296120 76501012140 91801214568 102001349520 114751518210 131144592240 153002024280 183602429136 229503036420 306004048560 459006072840 918012145680
• Sum of all divisors σ(n): 3851020185600
• Sum of proper divisors (its aliquot sum) s(n): 2933008039920
• 918012145680 is an abundant number, because the sum of its proper divisors (2933008039920) is greater than itself. Its abundance is 2014995894240

Bases of 918012145680

• Binary: 1101010110111101110010011011000000010000₂
• Hexadecimal: 0xD5BDC9B010
• Base-36: BPQ8Q900

Squares and roots of 918012145680

• 918012145680 squared (918012145680²) is 842746299615997542662400
• 918012145680 cubed (918012145680³) is 773651338774362064193117163858432000
• The square root of 918012145680 is 958129.5036058537
• The cube root of 918012145680 is 9718.8782656133

Scales and comparisons

• 918,012,145,680 seconds is equal to 29,189 years, 49 weeks, 1 day, 13 hours, 48 minutes.
• To count from 1 to 918,012,145,680 would take you about fifty-eight thousand, three hundred seventy-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 918012145680 cubic inches would be around 809.9 feet tall.

Recreational maths with 918012145680

• 918012145680 backwards is 086541210819
• 918012145680 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 918012145680's digits is 45
• More coming soon!