21451121488896

Names of 21451121488896

• Cardinal: 21451121488896 can be written as Twenty-one trillion, four hundred fifty-one billion, one hundred twenty-one million, four hundred eighty-eight thousand, eight hundred ninety-six.

Scientific notation

• Scientific notation: 2.1451121488896 × 10¹³

Factors of 21451121488896

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 1700

Divisors of 21451121488896

• Number of divisors d(n): 396
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 22 24 32 33 44 48 64 66 88 96 121 128 132 176 192 197 242 256 264 352 363 384 394 484 512 528 591 704 726 768 788 968 1024 1056 1182 1408 1452 1487 1536 1576 1936 2112 2167 2364 2816 2904 2974 3072 3152 3872 4224 4334 4461 4728 5632 5808 5948 6304 6501 7744 8448 8668 8922 9456 11264 11616 11896 12608 13002 15488 16357 16896 17336 17844 18912 23232 23792 23837 25216 26004 30976 32714 33792 34672 35688 37824 38809 46464 47584 47674 49071 50432 52008 61952 65428 69344 71376 71511 75648 77618 92928 95168 95348 98142 100864 104016 116427 123904 130856 138688 142752 143022 151296 155236 179927 185856 190336 190696 196284 201728 208032 232854 261712 277376 285504 286044 292939 302592 310472 359854 371712 380672 381392 392568 416064 426899 465708 523424 539781 554752 571008 572088 585878 605184 620944 719708 761344 762784 785136 832128 853798 878817 931416 1046848 1079562 1109504 1142016 1144176 1171756 1241888 1280697 1439416 1522688 1525568 1570272 1664256 1707596 1757634 1862832 2093696 2159124 2219008 2284032 2288352 2343512 2483776 2561394 2878832 3051136 3140544 3222329 3328512 3415192 3515268 3725664 4187392 4318248 4568064 4576704 4687024 4695889 4967552 5122788 5757664 6102272 6281088 6444658 6657024 6830384 7030536 7451328 8374784 8636496 9153408 9374048 9391778 9666987 9935104 10245576 11515328 12204544 12562176 12889316 13660768 14061072 14087667 14902656 16749568 17272992 18306816 18748096 18783556 19333974 19870208 20491152 23030656 24409088 25124352 25778632 27321536 28122144 28175334 29805312 34545984 35445619 36613632 37496192 37567112 38667948 39740416 40982304 46061312 50248704 51557264 54643072 56244288 56350668 57708983 59610624 69091968 70891238 73227264 74992384 75134224 77335896 81964608 92122624 103114528 106336857 109286144 112488576 112701336 115417966 119221248 138183936 141782476 149984768 150268448 154671792 163929216 173126949 184245248 206229056 212673714 218572288 224977152 225402672 230835932 276367872 283564952 299969536 300536896 309343584 327858432 346253898 412458112 425347428 437144576 449954304 450805344 461671864 552735744 567129904 601073792 618687168 634798813 655716864 692507796 824916224 850694856 899908608 901610688 923343728 1134259808 1202147584 1237374336 1269597626 1311433728 1385015592 1649832448 1701389712 1803221376 1846687456 1904396439 2268519616 2404295168 2474748672 2539195252 2770031184 3299664896 3402779424 3606442752 3693374912 3808792878 4537039232 4808590336 4949497344 5078390504 5540062368 6805558848 6982786943 7212885504 7386749824 7617585756 9074078464 9898994688 10156781008 11080124736 13611117696 13965573886 14425771008 14773499648 15235171512 18148156928 20313562016 20948360829 22160249472 27222235392 27931147772 29546999296 30470343024 36296313856 40627124032 41896721658 44320498944 54444470784 55862295544 59093998592 60940686048 81254248064 83793443316 88640997888 108888941568 111724591088 121881372096 162508496128 167586886632 177281995776 223449182176 243762744192 325016992256 335173773264 446898364352 487525488384 650033984512 670347546528 893796728704 975050976768 1340695093056 1787593457408 1950101953536 2681390186112 3575186914816 5362780372224 7150373829632 10725560744448 21451121488896
• Sum of all divisors σ(n): 63208423193664
• Sum of proper divisors (its aliquot sum) s(n): 41757301704768
• 21451121488896 is an abundant number, because the sum of its proper divisors (41757301704768) is greater than itself. Its abundance is 20306180215872

Bases of 21451121488896

• Binary: 100111000001001111010011110011111010000000000₂
• Hexadecimal: 0x13827A79F400
• Base-36: 7LQIBVSAO

Squares and roots of 21451121488896

• 21451121488896 squared (21451121488896²) is 460150613131375743851298816
• 21451121488896 cubed (21451121488896³) is 9870746705471124135296292575097321947136
• The square root of 21451121488896 is 4631535.5433048335
• The cube root of 21451121488896 is 27785.4009094931

Scales and comparisons

• 21,451,121,488,896 seconds is equal to 682,079 years, 16 weeks, 1 day, 2 hours, 1 minute, 36 seconds.
• To count from 1 to 21,451,121,488,896 would take you about one million, seven hundred five thousand, one hundred ninety-eight 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 21451121488896 cubic inches would be around 2315.5 feet tall.

Recreational maths with 21451121488896

• 21451121488896 backwards is 69888412115412
• The number of decimal digits it has is: 14
• The sum of 21451121488896's digits is 60
• More coming soon!