21156909626016

Names of 21156909626016

• Cardinal: 21156909626016 can be written as Twenty-one trillion, one hundred fifty-six billion, nine hundred nine million, six hundred twenty-six thousand and sixteen.

Scientific notation

• Scientific notation: 2.1156909626016 × 10¹³

Factors of 21156909626016

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 8734

Divisors of 21156909626016

• Number of divisors d(n): 756
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 19 24 27 32 34 36 38 48 51 54 57 68 72 76 81 96 102 108 114 136 144 152 153 162 171 204 216 228 243 272 288 289 304 306 323 324 342 361 408 432 456 459 486 513 544 578 608 612 646 648 684 722 729 816 864 867 912 918 969 972 1026 1083 1156 1224 1292 1296 1368 1377 1444 1458 1539 1632 1734 1824 1836 1938 1944 2052 2166 2312 2448 2584 2592 2601 2736 2754 2888 2907 2916 3078 3249 3468 3672 3876 3888 4104 4131 4332 4617 4624 4896 5168 5202 5472 5491 5508 5776 5814 5832 6137 6156 6498 6936 7344 7752 7776 7803 8208 8262 8664 8693 8721 9234 9248 9747 10336 10404 10982 11016 11552 11628 11664 12274 12312 12393 12996 13851 13872 14688 15504 15606 16416 16473 16524 17328 17386 17442 18411 18468 19494 20808 21964 22032 23256 23328 23409 24548 24624 24786 25992 26079 26163 27702 27744 29241 31008 31212 32946 33048 34656 34772 34884 36822 36936 38988 41616 43928 44064 46512 46818 49096 49248 49419 49572 51984 52158 52326 55233 55404 58482 62424 65892 66096 69544 69768 70227 73644 73872 77976 78237 78489 83232 87723 87856 93024 93636 98192 98838 99144 103968 104316 104329 104652 110466 110808 116964 124848 131784 132192 139088 139536 140454 147288 147744 147781 148257 155952 156474 156978 165167 165699 175446 175712 187272 196384 197676 198288 208632 208658 209304 210681 220932 221616 233928 234711 235467 249696 263169 263568 278176 279072 280908 294576 295562 296514 311904 312948 312987 313956 330334 331398 350892 374544 395352 396576 417264 417316 418608 421362 441864 443232 443343 444771 467856 469422 470934 495501 497097 526338 527136 561816 589152 591124 593028 625896 625974 627912 660668 662796 701784 704133 749088 790704 834528 834632 837216 842724 883728 886686 889542 935712 938844 938961 941868 991002 994194 1052676 1123632 1182248 1186056 1251792 1251948 1255824 1321336 1325592 1330029 1334313 1403568 1408266 1486503 1491291 1581408 1669264 1685448 1767456 1773372 1779084 1877688 1877922 1883736 1982004 1988388 2105352 2112399 2247264 2364496 2372112 2503584 2503896 2511648 2512277 2642672 2651184 2660058 2668626 2807136 2807839 2816532 2816883 2973006 2982582 3138173 3338528 3370896 3546744 3558168 3755376 3755844 3767472 3964008 3976776 3990087 4002939 4210704 4224798 4459509 4473873 4728992 4744224 5007792 5024554 5285344 5302368 5320116 5337252 5615678 5633064 5633766 5946012 5965164 6276346 6337197 6741792 7093488 7116336 7510752 7511688 7534944 7536831 7928016 7953552 7980174 8005878 8421408 8423517 8449596 8450649 8919018 8947746 9414519 10015584 10049108 10640232 10674504 11231356 11266128 11267532 11892024 11930328 11970261 12552692 12674394 13378527 14186976 14232672 15023376 15073662 15856032 15907104 15960348 16011756 16847034 16899192 16901298 17838036 17895492 18829038 20098216 21280464 21349008 22462712 22532256 22535064 22610493 23784048 23860656 23940522 25105384 25270551 25348788 25351947 26757054 28243557 30046752 30147324 31920696 32023512 33694068 33798384 33802596 35676072 35790984 35910783 37658076 40135581 40196432 42560928 42698016 44925424 45070128 45220986 47568096 47721312 47733263 47881044 50210768 50541102 50697576 50703894 53348941 53514108 56487114 60294648 63841392 64047024 67388136 67596768 67605192 67831479 71352144 71581968 71821566 75316152 75811653 76055841 80271162 80392864 84730671 89850848 90140256 90441972 95466526 95762088 100421536 101082204 101395152 101407788 106697882 107028216 107732349 112974228 120406743 120589296 127682784 128094048 134776272 135210384 135662958 142704288 143163936 143199789 143643132 150632304 151623306 152111682 160046823 160542324 169461342 180883944 190933052 191524176 202164408 202790304 202815576 203494437 213395764 214056432 215464698 225948456 227434959 240813486 241178592 254192013 269552544 270420768 271325916 286399578 287286264 301264608 303246612 304223364 320093646 321084648 338922684 361767888 381866104 383048352 404328816 405631152 406988874 426791528 428112864 429599367 430929396 451896912 454869918 480140469 481626972 508384026 542651832 572799156 574572528 606493224 608446728 610483311 640187292 642169296 677845368 682304877 723535776 762576039 763732208 808657632 811262304 813977748 853583056 859198734 861858792 903793824 906931997 909739836 960280938 963253944 1016768052 1085303664 1145598312 1149145056 1212986448 1216893456 1220966622 1280374584 1284338592 1288798101 1355690736 1364609754 1440421407 1525152078 1527464416 1627955496 1707166112 1718397468 1723717584 1813863994 1819479672 1831449933 1920561876 1926507888 2033536104 2046914631 2170607328 2287728117 2291196624 2425972896 2433786912 2441933244 2560749168 2577596202 2711381472 2720795991 2729219508 2880842814 3050304156 3255910992 3436794936 3447435168 3627727988 3638959344 3662899866 3841123752 3853015776 3866394303 4067072208 4093829262 4321264221 4575456234 4582393248 4883866488 5121498336 5155192404 5441591982 5458439016 5761685628 6100608312 6511821984 6873589872 7255455976 7277918688 7325799732 7682247504 7732788606 8134144416 8162387973 8187658524 8642528442 9150912468 9767732976 10310384808 10883183964 10916878032 11523371256 11599182909 12201216624 12963792663 13747179744 14510911952 14651599464 15364495008 15465577212 16324775946 16375317048 17285056884 18301824936 19535465952 20620769616 21766367928 21833756064 23046742512 23198365818 24402433248 24487163919 25927585326 29021823904 29303198928 30931154424 32649551892 32750634096 34570113768 34797548727 36603649872 38891377989 41241539232 43532735856 46093485024 46396731636 48974327838 51855170652 58606397856 61862308848 65299103784 65501268192 69140227536 69595097454 73207299744 73461491757 77782755978 87065471712 92793463272 97948655676 103710341304 123724617696 130598207568 138280455072 139190194908 146922983514 155565511956 185586926544 195897311352 207420682608 220384475271 261196415136 278380389816 293845967028 311131023912 371173853088 391794622704 414841365216 440768950542 556760779632 587691934056 622262047824 661153425813 783589245408 881537901084 1113521559264 1175383868112 1244524095648 1322306851626 1763075802168 2350767736224 2644613703252 3526151604336 5289227406504 7052303208672 10578454813008 21156909626016
• Sum of all divisors σ(n): 70023481297182
• Sum of proper divisors (its aliquot sum) s(n): 48866571671166
• 21156909626016 is an abundant number, because the sum of its proper divisors (48866571671166) is greater than itself. Its abundance is 27709662045150

Bases of 21156909626016

• Binary: 100110011110111111010000101010011001010100000₂
• Hexadecimal: 0x133DFA1532A0
• Base-36: 7HZCLQI00

Squares and roots of 21156909626016

• 21156909626016 squared (21156909626016²) is 447614824923408480984032256
• 21156909626016 cubed (21156909626016³) is 9470146398169527441259884524956640772096
• The square root of 21156909626016 is 4599664.0775187051
• The cube root of 21156909626016 is 27657.7858934187

Scales and comparisons

• 21,156,909,626,016 seconds is equal to 672,724 years, 14 weeks, 5 days, 4 hours, 33 minutes, 36 seconds.
• To count from 1 to 21,156,909,626,016 would take you about one million, six hundred eighty-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 21156909626016 cubic inches would be around 2304.8 feet tall.

Recreational maths with 21156909626016

• 21156909626016 backwards is 61062690965112
• 21156909626016 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21156909626016's digits is 54
• More coming soon!