21403738836432

Names of 21403738836432

• Cardinal: 21403738836432 can be written as Twenty-one trillion, four hundred three billion, seven hundred thirty-eight million, eight hundred thirty-six thousand, four hundred thirty-two.

Scientific notation

• Scientific notation: 2.1403738836432 × 10¹³

Factors of 21403738836432

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 94836

Divisors of 21403738836432

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 31 36 48 54 62 72 93 108 124 144 186 216 248 279 372 432 496 547 558 744 837 961 1094 1116 1488 1641 1674 1922 2188 2232 2883 3282 3348 3844 4376 4464 4923 5766 6564 6696 7688 8649 8752 9846 11532 13128 13392 14769 15376 16957 17298 19692 23064 25947 26256 29538 33914 34596 39384 46128 50871 51894 59076 67828 69192 78768 94253 101742 103788 118152 135656 138384 152613 188506 203484 207576 236304 271312 282759 305226 377012 406968 415152 457839 525667 565518 610452 754024 813936 848277 915678 1051334 1131036 1220904 1508048 1577001 1696554 1831356 2102668 2262072 2441808 2544831 2921843 3154002 3393108 3662712 4205336 4524144 4731003 5089662 5843686 6308004 6786216 7325424 8410672 8765529 9462006 10179324 11687372 12616008 13572432 14193009 17531058 18924012 20358648 23374744 25232016 26296587 28386018 35062116 37848024 40717296 46749488 51556391 52593174 56772036 70124232 75696048 78889761 90577133 103112782 105186348 113544072 140248464 154669173 157779522 181154266 206225564 210372696 227088144 271731399 309338346 315559044 362308532 412451128 420745392 464007519 543462798 618676692 631118088 724617064 815194197 824902256 928015038 1086925596 1237353384 1262236176 1392022557 1449234128 1598248121 1630388394 1856030076 2173851192 2445582591 2474706768 2784045114 3196496242 3260776788 3712060152 4347702384 4794744363 4891165182 5568090228 6392992484 6521553576 7424120304 9589488726 9782330364 11136180456 12785984968 13043107152 14384233089 19178977452 19564660728 22272360912 25571969936 28768466178 38357954904 39129321456 43152699267 49545691751 57536932356 76715909808 86305398534 99091383502 115073864712 148637075253 172610797068 198182767004 230147729424 297274150506 345221594136 396365534008 445911225759 594548301012 690443188272 792731068016 891822451518 1189096602024 1337733677277 1783644903036 2378193204048 2675467354554 3567289806072 5350934709108 7134579612144 10701869418216 21403738836432
• Sum of all divisors σ(n): 63599145733440
• Sum of proper divisors (its aliquot sum) s(n): 42195406897008
• 21403738836432 is an abundant number, because the sum of its proper divisors (42195406897008) is greater than itself. Its abundance is 20791668060576

Bases of 21403738836432

• Binary: 100110111011101110010010000000000110111010000₂
• Hexadecimal: 0x137772400DD0
• Base-36: 7L4QPH3O0

Squares and roots of 21403738836432

• 21403738836432 squared (21403738836432²) is 458120036178187465250490624
• 21403738836432 cubed (21403738836432³) is 9805481610094703921699303621950885613568
• The square root of 21403738836432 is 4626417.4948259911
• The cube root of 21403738836432 is 27764.9277523403

Scales and comparisons

• 21,403,738,836,432 seconds is equal to 680,572 years, 35 weeks, 5 days, 18 hours, 7 minutes, 12 seconds.
• To count from 1 to 21,403,738,836,432 would take you about one million, seven hundred one thousand, four hundred thirty-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 21403738836432 cubic inches would be around 2313.7 feet tall.

Recreational maths with 21403738836432

• 21403738836432 backwards is 23463883730412
• 21403738836432 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21403738836432's digits is 54
• More coming soon!