21091481023340

Names of 21091481023340

• Cardinal: 21091481023340 can be written as Twenty-one trillion, ninety-one billion, four hundred eighty-one million, twenty-three thousand, three hundred forty.

Scientific notation

• Scientific notation: 2.109148102334 × 10¹³

Factors of 21091481023340

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 509

Divisors of 21091481023340

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 4 5 7 10 13 14 20 26 28 35 52 65 70 73 91 130 140 146 169 182 260 292 338 364 365 409 455 511 676 730 818 845 910 949 1022 1183 1460 1636 1690 1820 1898 2044 2045 2366 2555 2863 3380 3796 4090 4732 4745 5110 5317 5329 5726 5915 6643 8180 9490 10220 10634 10658 11452 11830 12337 13286 14315 18980 21268 21316 23660 24674 26572 26585 26645 28630 29857 33215 37219 37303 49348 53170 53290 57260 59714 61685 66430 69121 69277 74438 74606 86359 106340 106580 119428 123370 132860 138242 138554 148876 149212 149285 167281 172718 186095 186515 208999 246740 276484 277108 298570 334562 345436 345605 346385 372190 373030 388141 417998 431795 483847 484939 597140 669124 691210 692770 744380 746060 776282 835996 836405 863590 900601 967694 969878 1044995 1170967 1382420 1385540 1552564 1672810 1727180 1801202 1935388 1939756 1940705 2089990 2174653 2179561 2341934 2419235 2424695 2716987 3345620 3602404 3881410 4179980 4349306 4359122 4503005 4683868 4838470 4849390 5045833 5433974 5854835 6304207 7762820 8698612 8718244 9006010 9676940 9698780 10091666 10867948 10873265 10897805 11709670 12211513 12608414 13584935 15222571 15256927 18012020 20183332 21746530 21795610 23419340 24423026 25216828 25229165 27169870 28270489 28334293 30445142 30513854 31521035 35320831 43493060 43591220 48846052 50458330 54339740 56540978 56668586 60890284 61027708 61057565 63042070 70641662 76112855 76284635 85480591 100916660 113081956 113337172 122115130 126084140 141283324 141352445 141671465 152225710 152569270 158749669 170961182 176604155 197893423 198340051 244230260 282704890 283342930 304451420 305138540 317499338 341922364 353208310 368345809 395786846 396680102 427402955 565409780 566685860 634998676 706416620 736691618 791573692 793360204 793748345 854805910 891440449 989467115 991700255 1111247683 1473383236 1587496690 1709611820 1782880898 1841729045 1978934230 1983400510 2063745697 2222495366 2578420663 3174993380 3565761796 3683458090 3957868460 3966801020 4127491394 4444990732 4457202245 5156841326 5556238415 6240083143 7366916180 8254982788 8914404490 10313682652 10318728485 11112476830 11588725837 12480166286 12892103315 14446219879 17828808980 20637456970 22224953660 23177451674 24960332572 25784206630 28892439758 31200415715 41274913940 46354903348 51568413260 57784879516 57943629185 62400831430 72231099395 81121080859 115887258370 124801662860 144462198790 150653435881 162242161718 231774516740 288924397580 301306871762 324484323436 405605404295 602613743524 753267179405 811210808590 1054574051167 1506534358810 1622421617180 2109148102334 3013068717620 4218296204668 5272870255835 10545740511670 21091481023340
• Sum of all divisors σ(n): 55710247675824
• Sum of proper divisors (its aliquot sum) s(n): 34618766652484
• 21091481023340 is an abundant number, because the sum of its proper divisors (34618766652484) is greater than itself. Its abundance is 13527285629144

Bases of 21091481023340

• Binary: 100110010111010111110001110111111001101101100₂
• Hexadecimal: 0x132EBE3BF36C
• Base-36: 7H5AJ8H2K

Squares and roots of 21091481023340

• 21091481023340 squared (21091481023340²) is 444850571757911333624755600
• 21091481023340 cubed (21091481023340³) is 9382557392453935837660844393845395704000
• The square root of 21091481023340 is 4592546.2461841361
• The cube root of 21091481023340 is 27629.2455101771

Scales and comparisons

• 21,091,481,023,340 seconds is equal to 670,643 years, 44 weeks, 3 days, 16 hours, 42 minutes, 20 seconds.
• To count from 1 to 21,091,481,023,340 would take you about one million, six hundred seventy-six thousand, six hundred nine 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 21091481023340 cubic inches would be around 2302.4 feet tall.

Recreational maths with 21091481023340

• 21091481023340 backwards is 04332018419012
• The number of decimal digits it has is: 14
• The sum of 21091481023340's digits is 38
• More coming soon!