21272976690

Names of 21272976690

• Cardinal: 21272976690 can be written as Twenty-one billion, two hundred seventy-two million, nine hundred seventy-six thousand, six hundred ninety.

Scientific notation

• Scientific notation: 2.127297669 × 10¹⁰

Factors of 21272976690

• Number of distinct prime factors ω(n): 9
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 258

Divisors of 21272976690

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 5 6 7 10 14 15 17 21 23 30 34 35 41 42 46 51 69 70 71 82 85 89 102 105 115 119 123 138 142 161 170 178 205 210 213 230 238 246 255 267 287 322 345 355 357 391 410 426 445 483 497 510 534 574 595 615 623 690 697 710 714 782 805 861 890 943 966 994 1065 1173 1190 1207 1230 1246 1335 1394 1435 1491 1513 1610 1633 1722 1785 1869 1886 1955 2047 2091 2130 2346 2414 2415 2485 2670 2737 2829 2870 2911 2982 3026 3115 3266 3485 3570 3621 3649 3738 3910 4094 4182 4305 4539 4715 4830 4879 4899 4970 5474 5658 5822 5865 6035 6141 6230 6319 6601 6970 7242 7298 7455 7565 8165 8211 8449 8610 8733 9078 9345 9430 9758 9798 10235 10455 10591 10947 11431 11730 12070 12282 12638 13202 13685 14145 14329 14555 14637 14910 15130 16031 16330 16422 16898 17466 18105 18245 18690 18957 19803 20377 20470 20910 21182 21894 22695 22862 24395 24495 25347 25543 27370 27761 28290 28658 29110 29274 30705 31595 31773 32062 33005 34293 34799 36210 36490 37914 39606 40754 41055 42245 42987 43665 44233 45390 48093 48790 48990 49487 50694 51086 52955 54735 55522 57155 61131 61410 62033 63190 63546 66010 66953 68586 69598 71645 73185 76629 80155 82110 83283 83927 84490 85974 87330 88466 94785 96186 98974 99015 101885 104397 105910 107423 109470 112217 114310 122262 124066 126735 127715 132699 133906 138805 143290 145337 146370 148461 153258 158865 160310 166566 167854 171465 173995 186099 189570 194327 198030 200859 203770 208794 214846 214935 221165 224434 240465 243593 247435 251781 253470 255430 259079 265398 277610 290674 296922 305655 310165 317730 322269 334765 336651 342930 346409 347990 372198 383145 388654 401718 416415 419635 429870 434231 436011 442330 468671 480930 487186 494870 503562 518158 521985 537115 561085 582981 587489 611310 620330 644538 663495 669530 673302 692818 726685 730779 742305 751961 766290 777237 832830 839270 868462 872022 930495 937342 971635 1004295 1017359 1039227 1043970 1074230 1122170 1138201 1165962 1174978 1217965 1258905 1295395 1302693 1326990 1406013 1426759 1453370 1461558 1484610 1503922 1554474 1611345 1683255 1732045 1762467 1813553 1860990 1943270 2008590 2034718 2078454 2171155 2180055 2255883 2276402 2343355 2435930 2470729 2517810 2590790 2605386 2812026 2853518 2914905 2937445 3052077 3222690 3366510 3414603 3464090 3524934 3627106 3653895 3759805 3886185 4280277 4342310 4360110 4404343 4511766 4686710 4941458 5086795 5196135 5440659 5691005 5829810 5874890 5958817 6104154 6513465 6829206 7030065 7133795 7307790 7412187 7519610 7772370 7967407 8560554 8808686 8812335 9067765 9987313 10173590 10392270 10881318 11279415 11382010 11917634 12353645 13026930 13213029 14060130 14267590 14824374 15260385 15934814 17073015 17295103 17624670 17876451 18135530 19974626 21401385 22021715 22558830 23902221 24707290 26426058 27203295 29794085 29961939 30520770 30830401 34146030 34590206 35752902 37060935 39837035 41711719 42802770 44043430 47804442 49936565 51885309 54406590 59588170 59923878 61660802 66065145 74121870 79674070 83423438 86475515 89382255 92491203 99873130 101299889 103770618 119511105 125135157 132130290 149809695 154152005 172951030 178764510 184982406 202599778 208558595 239022210 250270314 259426545 299619390 303899667 308304010 417117190 462456015 506499445 518853090 607799334 625675785 709099223 924912030 1012998890 1251351570 1418198446 1519498335 2127297669 3038996670 3545496115 4254595338 7090992230 10636488345 21272976690
• Sum of all divisors σ(n): 67722117120
• Sum of proper divisors (its aliquot sum) s(n): 46449140430
• 21272976690 is an abundant number, because the sum of its proper divisors (46449140430) is greater than itself. Its abundance is 25176163740

Bases of 21272976690

• Binary: 10011110011111101111101110100110010₂
• Hexadecimal: 0x4F3F7DD32
• Base-36: 9RTDPV6

Squares and roots of 21272976690

• 21272976690 squared (21272976690²) is 452539537253283356100
• 21272976690 cubed (21272976690³) is 9626863027292483460280269309000
• The square root of 21272976690 is 145852.5854758839
• The cube root of 21272976690 is 2770.8270669093

Scales and comparisons

• 21,272,976,690 seconds is equal to 676 years, 21 weeks, 4 days, 11 minutes, 30 seconds.
• To count from 1 to 21,272,976,690 would take you about one thousand, three hundred fifty-two 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 21272976690 cubic inches would be around 230.9 feet tall.

Recreational maths with 21272976690

• 21272976690 backwards is 09667927212
• 21272976690 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21272976690's digits is 51
• More coming soon!