18801421768819224

Names of 18801421768819224

• Cardinal: 18801421768819224 can be written as Eighteen quadrillion, eight hundred one trillion, four hundred twenty-one billion, seven hundred sixty-eight million, eight hundred nineteen thousand, two hundred twenty-four.

Scientific notation

• Scientific notation: 1.8801421768819224 × 10¹⁶

Factors of 18801421768819224

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 648

Divisors of 18801421768819224

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 27 36 54 72 108 173 199 216 271 346 398 519 542 597 692 796 813 1038 1084 1194 1384 1557 1592 1626 1791 2076 2168 2388 2439 3114 3252 3582 4152 4671 4776 4878 5373 6228 6504 7164 7317 9342 9756 10746 12456 14328 14634 18684 19512 21492 29268 29929 34427 37368 39601 42984 46883 53929 58536 59858 68854 73441 79202 89787 93766 103281 107858 118803 119716 137708 140649 146882 158404 161787 179574 187532 206562 215716 220323 237606 239432 269361 275416 281298 293764 309843 316808 323574 356409 359148 375064 413124 421947 431432 440646 475212 485361 538722 562596 587528 619686 647148 660969 712818 718296 808083 826248 843894 881292 929529 950424 970722 1069227 1077444 1125192 1239372 1265841 1294296 1321938 1425636 1456083 1616166 1687788 1762584 1859058 1941444 1982907 2138454 2154888 2478744 2531682 2643876 2851272 2912166 3232332 3375576 3718116 3882888 3965814 4276908 5063364 5287752 5824332 5955871 6464664 6850973 7436232 7931628 8110759 8553816 9329717 10126728 10731871 11648664 11911742 12705293 13701946 14614759 15863256 16221518 17867613 18659434 20552919 21463742 23823484 24332277 25410586 27403892 27989151 29229518 32195613 32443036 35735226 37318868 38115879 41105838 42927484 43844277 47646968 48664554 50821172 53602839 54807784 55978302 58459036 61658757 64391226 64886072 71470452 72996831 74637736 76231758 82211676 83967453 85854968 87688554 96586839 97329108 101642344 107205678 111956604 114347637 116918072 123317514 128782452 131532831 142940904 145993662 152463516 160808517 164423352 167934906 175377108 184976271 193173678 194658216 214411356 218990493 223913208 228695274 246635028 251902359 257564904 263065662 289760517 291987324 304927032 321617034 335869812 343042911 350754216 369952542 386347356 394598493 428822712 437980986 457390548 493270056 503804718 526131324 579521034 583974648 643234068 671739624 686085822 739905084 772694712 789196986 875961972 914781096 1007609436 1052262648 1159042068 1185218329 1286468136 1372171644 1479810168 1578393972 1614041041 1751923944 1856613683 2015218872 2198015689 2318084136 2370436658 2528353307 2744343288 2908337041 3156787944 3228082082 3555654987 3713227366 4396031378 4740873316 4842123123 5056706614 5569841049 5816674082 6456164164 6594047067 7111309974 7426454732 7585059921 8725011123 8792062756 9481746632 9684246246 10113413228 10666964961 11139682098 11633348164 12912328328 13188094134 14222619948 14526369369 14852909464 15170119842 16709523147 17450022246 17584125512 19368492492 19782141201 20226826456 21333929922 22279364196 22755179763 23266696328 26175033369 26376188268 28445239896 29052738738 30340239684 32000894883 33419046294 34900044492 38736984984 39564282402 42667859844 43579108107 44558728392 45510359526 50128569441 52350066738 52752376536 58105477476 59346423603 60680479368 64001789766 66838092588 68265539289 69800088984 78525100107 79128564804 85335719688 87158216214 91020719052 100257138882 104700133476 116210954952 118692847206 128003579532 133676185176 136531078578 157050200214 158257129608 174316432428 182041438104 200514277764 209400266952 237385694412 256007159064 273062157156 314100400428 321194167159 348632864856 401028555528 437405122111 474771388824 503142308093 546124314312 628200800856 642388334318 874810244222 963582501477 1006284616186 1284776668636 1312215366333 1509426924279 1749620488444 1927165002954 2012569232372 2569553337272 2624430732666 2890747504431 3018853848558 3499240976888 3854330005908 3936646098999 4025138464744 4528280772837 5248861465332 5781495008862 6037707697116 7708660011816 7873292197998 8672242513293 9056561545674 10497722930664 11562990017724 11809938296997 12075415394232 13584842318511 15746584395996 17344485026586 18113123091348 23125980035448 23619876593994 27169684637022 31493168791992 34688970053172 36226246182696 47239753187988 54339369274044 69377940106344 87043619300089 94479506375976 108678738548088 174087238600178 261130857900267 348174477200356 522261715800534 696348954400712 783392573700801 1044523431601068 1566785147401602 2089046863202136 2350177721102403 3133570294803204 4700355442204806 6267140589606408 9400710884409612 18801421768819224
• Sum of all divisors σ(n): 52990632032783400
• Sum of proper divisors (its aliquot sum) s(n): 34189210263964176
• 18801421768819224 is an abundant number, because the sum of its proper divisors (34189210263964176) is greater than itself. Its abundance is 15387788495144952

Bases of 18801421768819224

• Binary: 1000010110010111100101100100001110011011000001000011000₂
• Hexadecimal: 0x42CBCB21CD8218
• Base-36: 554JPX6TW60

Squares and roots of 18801421768819224

• 18801421768819224 squared (18801421768819224²) is 353493460529029397717607191962176
• 18801421768819224 cubed (18801421768819224³) is 6646179643925732440868182955146819513275189671424
• The square root of 18801421768819224 is 137118276.5674190641
• The cube root of 18801421768819224 is 265907.2818771051

Scales and comparisons

• 18,801,421,768,819,224 seconds is equal to 597,827,055 years, 32 weeks, 6 days, 5 hours, 20 minutes, 24 seconds.
• To count from 1 to 18,801,421,768,819,224 would take you about one billion, seven hundred ninety-three million, four hundred eighty-one thousand, one hundred sixty-six 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 18801421768819224 cubic inches would be around 22158.9 feet tall.

Recreational maths with 18801421768819224

• 18801421768819224 backwards is 42291886712410881
• 18801421768819224 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 18801421768819224's digits is 72
• More coming soon!