21402767062254690

Names of 21402767062254690

• Cardinal: 21402767062254690 can be written as Twenty-one quadrillion, four hundred two trillion, seven hundred sixty-seven billion, sixty-two million, two hundred fifty-four thousand, six hundred ninety.

Scientific notation

• Scientific notation: 2.140276706225469 × 10¹⁶

Factors of 21402767062254690

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 12919

Divisors of 21402767062254690

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 21 30 35 42 45 49 63 70 90 98 105 126 147 210 245 294 315 343 441 490 630 661 686 735 882 1029 1322 1470 1715 1983 2058 2205 2401 3087 3305 3430 3966 4410 4627 4802 5145 5949 6174 6610 7203 9254 9915 10290 11898 12005 12241 13881 14406 15435 19830 21609 23135 24010 24482 27762 29745 30870 32389 36015 36723 41643 43218 46270 59490 61205 64778 69405 72030 73446 83286 85687 97167 108045 110169 122410 138810 161945 171374 183615 194334 208215 216090 220338 226723 257061 291501 323890 367230 416430 428435 453446 485835 514122 550845 583002 599809 680169 771183 856870 971670 1101690 1133615 1199618 1285305 1360338 1457505 1542366 1587061 1799427 2040507 2267230 2570610 2915010 2999045 3174122 3400845 3598854 3855915 4081014 4198663 4761183 5398281 5998090 6801690 7711830 7935305 8091301 8397326 8997135 9522366 10202535 10796562 12595989 14283549 15870610 16182602 17994270 20405070 20993315 23805915 24273903 25191978 26991405 28567098 29390641 37787967 40456505 41986630 47611830 48547806 53982810 56639107 58781282 62979945 71417745 72821709 75575934 80913010 88171923 113278214 121369515 125959890 142835490 145643418 146953205 149842081 169917321 176343846 188939835 242739030 264515769 283195535 293906410 299684162 339834642 364108545 377879670 396473749 440859615 449526243 509751963 529031538 566391070 728217090 749210405 792947498 849586605 881719230 899052486 1019503926 1048894567 1189421247 1322578845 1348578729 1498420810 1699173210 1982368745 2097789134 2247631215 2378842494 2548759815 2645157690 2697157458 2775316243 3146683701 3568263741 3964737490 4495262430 5097519630 5244472835 5550632486 5947106235 6293367402 6742893645 7136527482 7342261969 8325948729 9440051103 10488945670 11894212470 13485787290 13876581215 14684523938 15733418505 16651897458 17841318705 18880102206 19427213701 22026785907 24977846187 27753162430 31466837010 35682637410 36711309845 38854427402 41629743645 44053571814 47200255515 49955692374 51395833783 58281641103 66080357721 73422619690 83259487290 94400511030 97136068505 99045615541 102791667566 110133929535 116563282206 124889230935 132160715442 154187501349 174844923309 194272137010 198091231082 220267859070 249778461870 256979168915 291408205515 297136846623 308375002698 330401788605 349689846618 359770836481 462562504047 495228077705 513958337830 582816411030 594273693246 660803577210 693319308787 719541672962 770937506745 874224616545 891410539869 925125008094 990456155410 1079312509443 1386638617574 1485684233115 1541875013490 1748449233090 1782821079738 1798854182405 2079957926361 2158625018886 2312812520235 2971368466230 3237937528329 3466596543935 3597708364810 4159915852722 4457052699345 4625625040470 4853235161509 5396562547215 6239873779083 6475875056658 6933193087870 8914105398690 9706470323018 10399789631805 10793125094430 12479747558166 14559705484527 16189687641645 20799579263610 24266175807545 29119410969054 31199368895415 32379375283290 33972646130563 43679116453581 48532351615090 62398737790830 67945292261126 72798527422635 87358232907162 101917938391689 145597054845270 169863230652815 203835876783378 218395582267905 237808522913941 305753815175067 339726461305630 436791164535810 475617045827882 509589691958445 611507630350134 713425568741823 1019179383916890 1189042614569705 1426851137483646 1528769075875335 2140276706225469 2378085229139410 3057538151750670 3567127843709115 4280553412450938 7134255687418230 10701383531127345 21402767062254690
• Sum of all divisors σ(n): 65021387341862484
• Sum of proper divisors (its aliquot sum) s(n): 43618620279607794
• 21402767062254690 is an abundant number, because the sum of its proper divisors (43618620279607794) is greater than itself. Its abundance is 22215853217353104

Bases of 21402767062254690

• Binary: 1001100000010011011010000000111111101001100010001100010₂
• Hexadecimal: 0x4C09B407F4C462
• Base-36: 5UQNBG9SOKI

Squares and roots of 21402767062254690

• 21402767062254690 squared (21402767062254690²) is 458078437921134253330106426996100
• 21402767062254690 cubed (21402767062254690³) is 9804146103067531948207699331647281488349836709000
• The square root of 21402767062254690 is 146296845.7016578673
• The cube root of 21402767062254690 is 277645.0755086087

Scales and comparisons

• 21,402,767,062,254,690 seconds is equal to 680,541,789 years, 24 weeks, 4 days, 16 hours, 31 minutes, 30 seconds.
• To count from 1 to 21,402,767,062,254,690 would take you about two billion, forty-one million, six hundred twenty-five thousand, three hundred sixty-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 21402767062254690 cubic inches would be around 23137.1 feet tall.

Recreational maths with 21402767062254690

• 21402767062254690 backwards is 09645226076720412
• 21402767062254690 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 21402767062254690's digits is 63
• More coming soon!