20928406590

Names of 20928406590

• Cardinal: 20928406590 can be written as Twenty billion, nine hundred twenty-eight million, four hundred six thousand, five hundred ninety.

Scientific notation

• Scientific notation: 2.092840659 × 10¹⁰

Factors of 20928406590

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 175

Divisors of 20928406590

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 5 6 7 9 10 13 14 15 18 21 26 27 30 31 35 39 42 43 45 54 62 63 65 70 71 78 81 86 90 91 93 105 117 126 129 130 135 142 155 162 182 186 189 195 210 213 215 217 234 243 258 270 273 279 301 310 315 351 355 378 387 390 403 405 426 430 434 455 465 486 497 546 558 559 567 585 602 630 639 645 651 702 710 774 806 810 819 837 903 910 923 930 945 994 1053 1065 1085 1118 1134 1161 1170 1209 1215 1278 1290 1302 1333 1365 1395 1491 1505 1638 1674 1677 1701 1755 1806 1846 1890 1917 1935 1953 2015 2106 2130 2170 2201 2322 2418 2430 2457 2485 2511 2666 2709 2730 2769 2790 2795 2821 2835 2982 3010 3053 3159 3195 3255 3354 3402 3483 3510 3627 3834 3870 3906 3913 3999 4030 4095 4185 4402 4473 4515 4615 4914 4970 5022 5031 5265 5418 5538 5590 5642 5670 5751 5805 5859 6045 6106 6318 6390 6461 6510 6603 6665 6966 7254 7371 7455 7533 7826 7998 8127 8190 8307 8370 8385 8463 8505 8946 9030 9159 9230 9331 9585 9765 10062 10449 10530 10881 11005 11502 11610 11718 11739 11997 12090 12285 12555 12922 13206 13330 13419 13545 13845 14105 14742 14910 15066 15093 15265 15407 15795 16254 16614 16770 16926 17010 17253 17329 17415 17577 18135 18318 18662 19170 19383 19530 19565 19809 19995 20898 21371 21762 22010 22113 22365 23478 23994 24381 24570 24921 25110 25155 25389 26838 27090 27477 27690 27993 28210 28613 28755 29295 30186 30530 30814 31590 32305 32643 33015 34506 34658 34830 35154 35217 35991 36270 36855 37665 38766 39130 39618 39689 39990 40257 40635 41535 42315 42742 44226 44730 45279 45795 46221 46655 48762 49842 50310 50778 51987 52245 52731 54405 54954 55986 57226 57510 58149 58590 58695 59427 59985 64113 64610 65286 66030 67095 70434 71982 73143 73710 74763 75330 75465 76167 77035 79378 80514 81270 82431 83070 83979 84630 85839 86265 86645 87885 90558 91590 92442 93310 94643 96915 97929 99045 103974 104490 105462 105651 106855 107973 108810 110565 116298 117390 118854 119067 119970 120771 121303 121905 124605 126945 128226 134190 135837 137385 138663 139965 143065 146286 149526 150930 152334 154070 155961 163215 164862 167958 171678 172530 173290 174447 175770 176085 178281 179955 189286 192339 193830 195858 198090 198445 200291 201285 211302 213710 215946 221130 224289 226395 228501 231105 238134 241542 242606 243810 247293 249210 251937 253890 257517 259935 263655 271674 274770 277326 277823 279930 283929 286130 290745 297135 311922 316953 320565 323919 326430 348894 352170 356562 357201 359910 363909 365715 373815 380835 384678 396890 400582 402570 412155 415989 419895 429195 448578 452790 457002 462210 467883 473215 489645 494586 503874 515034 519870 523341 527310 528255 534843 539865 555646 567858 577017 581490 594270 595335 600873 603855 606515 633906 641130 647838 662501 679185 685503 693315 714402 727818 731430 741879 747630 755811 761670 772551 779805 824310 831978 833469 839790 851787 858390 872235 891405 935766 946430 950859 961695 979290 1001455 1046682 1056510 1069686 1071603 1079730 1091727 1121445 1142505 1154034 1190670 1201746 1207710 1213030 1230359 1236465 1247967 1259685 1287585 1325002 1358370 1371006 1386630 1389115 1403649 1419645 1483758 1511622 1545102 1559610 1570023 1584765 1619595 1666938 1703574 1731051 1744470 1782810 1786005 1802619 1819545 1901718 1923390 1987503 2002910 2079945 2143206 2183454 2242890 2267433 2285010 2317653 2339415 2460718 2472930 2495934 2500407 2519370 2555361 2575170 2616705 2674215 2778230 2807298 2839290 2885085 3004365 3140046 3169530 3214809 3239190 3275181 3312505 3427515 3462102 3572010 3605238 3639090 3691077 3709395 3743901 3779055 3862755 3975006 4159890 4167345 4210947 4258935 4534866 4635306 4678830 4754295 5000814 5110722 5193153 5233410 5348430 5358015 5407857 5458635 5770170 5962509 6008730 6151795 6239835 6429618 6550362 6625010 6855030 6952959 7018245 7382154 7418790 7487802 7501221 7558110 7666083 7725510 7850115 8334690 8421894 8517870 8612513 8655255 9013095 9508590 9644427 9825543 9937515 10386306 10716030 10815714 10917270 11073231 11337165 11588265 11925018 12303590 12479670 12502035 12776805 13905918 14036490 15002442 15332166 15700230 16074045 16223571 16375905 17225026 17310510 17887527 18026190 18455385 18719505 19288854 19651086 19875030 21054735 22146462 22503663 22674330 22998249 23176530 25004070 25553610 25837539 25965765 27039285 29476629 29812545 32148090 32447142 32751810 33219693 34764795 35775054 36910770 37439010 37506105 38330415 42109470 43062565 45007326 45996498 48222135 48670713 49127715 51675078 51931530 53662581 54078570 55366155 58953258 59625090 66439386 67510989 69529590 75012210 76660830 77512617 81117855 86125130 89437635 96444270 97341426 98255430 99659079 107325162 110732310 112518315 114991245 129187695 135021978 147383145 155025234 160987743 162235710 166098465 178875270 199318158 225036630 229982490 232537851 243353565 258375390 268312905 294766290 298977237 321975486 332196930 337554945 387563085 465075702 486707130 498295395 536625810 597954474 675109890 697613553 775126170 804938715 996590790 1162689255 1395227106 1494886185 1609877430 2092840659 2325378510 2989772370 3488067765 4185681318 6976135530 10464203295 20928406590
• Sum of all divisors σ(n): 74392141824
• Sum of proper divisors (its aliquot sum) s(n): 53463735234
• 20928406590 is an abundant number, because the sum of its proper divisors (53463735234) is greater than itself. Its abundance is 32535328644

Bases of 20928406590

• Binary: 10011011111011011100010010000111110₂
• Hexadecimal: 0x4DF6E243E
• Base-36: 9M48DVI

Squares and roots of 20928406590

• 20928406590 squared (20928406590²) is 437998202396355428100
• 20928406590 cubed (20928406590³) is 9166604465440038733430311179000
• The square root of 20928406590 is 144666.5358332741
• The cube root of 20928406590 is 2755.7853560779

Scales and comparisons

• 20,928,406,590 seconds is equal to 665 years, 23 weeks, 5 days, 22 hours, 16 minutes, 30 seconds.
• To count from 1 to 20,928,406,590 would take you about one thousand, three hundred thirty 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 20928406590 cubic inches would be around 229.6 feet tall.

Recreational maths with 20928406590

• 20928406590 backwards is 09560482902
• 20928406590 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20928406590's digits is 45
• More coming soon!