121232813897728

Names of 121232813897728

• Cardinal: 121232813897728 can be written as One hundred twenty-one trillion, two hundred thirty-two billion, eight hundred thirteen million, eight hundred ninety-seven thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.21232813897728 × 10¹⁴

Factors of 121232813897728

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 8893

Divisors of 121232813897728

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 8 13 16 17 26 32 34 52 53 64 68 104 106 128 136 208 212 221 256 272 416 424 442 512 544 617 689 832 848 884 901 1024 1088 1234 1378 1664 1696 1768 1802 2048 2176 2468 2756 3328 3392 3536 3604 4352 4936 5512 6656 6784 7072 7208 8021 8191 8704 9872 10489 11024 11713 13312 13568 14144 14416 16042 16382 17408 19744 20978 22048 23426 26624 27136 28288 28832 32084 32701 32764 34816 39488 41956 44096 46852 54272 56576 57664 64168 65402 65528 78976 83912 88192 93704 106483 108544 113152 115328 128336 130804 131056 136357 139247 157952 167824 176384 187408 212966 226304 230656 256672 261608 262112 272714 278494 315904 335648 352768 374816 425113 425932 434123 452608 461312 513344 523216 524224 545428 555917 556988 631808 671296 705536 749632 850226 851864 868246 922624 1026688 1046432 1048448 1090856 1111834 1113976 1263616 1342592 1411072 1499264 1700452 1703728 1736492 1810211 1845248 2053376 2092864 2096896 2181712 2223668 2227952 2685184 2998528 3400904 3407456 3472984 3620422 4106752 4185728 4193792 4363424 4447336 4455904 5053847 5370368 5643599 5997056 6801808 6814912 6945968 7226921 7240844 7380091 8213504 8371456 8387584 8726848 8894672 8911808 10107694 10740736 11287198 11994112 13603616 13629824 13891936 14453842 14481688 14760182 16427008 16742912 16775168 17453696 17789344 17823616 20215388 21481472 22574396 23988224 27207232 27259648 27783872 28907684 28963376 29520364 33485824 34907392 35578688 35647232 40430776 45148792 54414464 54519296 55567744 57815368 57926752 59040728 65700011 66971648 69814784 71157376 71294464 80861552 85915399 90297584 95941183 108828928 109038592 111135488 115630736 115853504 118081456 131400022 139629568 142314752 142588928 161723104 171830798 180595168 191882366 217657856 218077184 222270976 231261472 231707008 236162912 262800044 267853891 279259136 284629504 285177856 323446208 343661596 361190336 383764732 435315712 444541952 462522944 463414016 472325824 525600088 535707782 569259008 646892416 687323192 722380672 767529464 870631424 889083904 925045888 926828032 944651648 1051200176 1071415564 1116900187 1138518016 1293784832 1374646384 1444761344 1535058928 1850091776 1853656064 1889303296 2102400352 2142831128 2233800374 2587569664 2749292768 2889522688 3070117856 3482100583 3700183552 3707312128 3778606592 4204800704 4285662256 4467600748 4553516147 5175139328 5498585536 5779045376 6140235712 6964201166 7400367104 7557213184 8409601408 8571324512 8935201496 9107032294 10350278656 10997171072 11558090752 12280471424 13928402332 14800734208 15114426368 16819202816 17142649024 17870402992 18214064588 21994342144 24560942848 27856804664 33638405632 34285298048 35740805984 36428129176 43988684288 49121885696 55713609328 59195709911 67276811264 68570596096 71481611968 72856258352 87977368576 98243771392 111427218656 118391419822 134553622528 137141192192 142963223936 145712516704 175954737152 196487542784 222854437312 236782839644 274282384384 285926447872 291425033408 445708874624 473565679288 548564768768 571852895744 582850066816 891417749248 947131358576 1143705791488 1165700133632 1782835498496 1894262717152 2287411582976 2331400267264 3565670996992 3788525434304 4662800534528 7131341993984 7577050868608 9325601069056 15154101737216 30308203474432 60616406948864 121232813897728
• Sum of all divisors σ(n): 282115290562560
• Sum of proper divisors (its aliquot sum) s(n): 160882476664832
• 121232813897728 is an abundant number, because the sum of its proper divisors (160882476664832) is greater than itself. Its abundance is 39649662767104

Bases of 121232813897728

• Binary: 11011100100001010110110110011101011100000000000₂
• Hexadecimal: 0x6E42B6CEB800
• Base-36: 16Z1L3981S

Squares and roots of 121232813897728

• 121232813897728 squared (121232813897728²) is 14697395165561151303643561984
• 121232813897728 cubed (121232813897728³) is 1781806572887842263248207406177508604772352
• The square root of 121232813897728 is 11010577.3644131849
• The cube root of 121232813897728 is 49492.5763648945

Scales and comparisons

• 121,232,813,897,728 seconds is equal to 3,854,828 years, 25 weeks, 1 day, 6 hours, 15 minutes, 28 seconds.
• To count from 1 to 121,232,813,897,728 would take you about nine million, six hundred thirty-seven thousand and seventy-one 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 121232813897728 cubic inches would be around 4124.4 feet tall.

Recreational maths with 121232813897728

• 121232813897728 backwards is 827798318232121
• 121232813897728 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 121232813897728's digits is 64
• More coming soon!