21486446982

Names of 21486446982

• Cardinal: 21486446982 can be written as Twenty-one billion, four hundred eighty-six million, four hundred forty-six thousand, nine hundred eighty-two.

Scientific notation

• Scientific notation: 2.1486446982 × 10¹⁰

Factors of 21486446982

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 964

Divisors of 21486446982

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 6 7 9 11 13 14 17 18 21 22 26 33 34 39 42 49 51 63 66 77 78 91 98 99 102 117 119 121 126 143 147 153 154 182 187 198 221 231 234 238 242 273 286 294 306 357 363 374 429 441 442 462 539 546 561 637 663 693 714 726 819 833 847 858 882 911 1001 1071 1078 1089 1122 1274 1287 1309 1326 1386 1547 1573 1617 1638 1666 1683 1694 1822 1911 1989 2002 2057 2142 2178 2431 2499 2541 2574 2618 2733 3003 3094 3146 3234 3366 3822 3927 3978 4114 4641 4719 4851 4862 4998 5082 5466 5733 5929 6006 6171 6377 7007 7293 7497 7623 7854 8199 9009 9163 9282 9438 9702 10021 10829 11011 11466 11781 11843 11858 12342 12754 13923 14014 14157 14399 14586 14994 15246 15487 16398 17017 17787 18018 18326 18513 19131 20042 21021 21658 21879 22022 23562 23686 26741 27489 27846 28314 28798 30063 30974 32487 33033 34034 35529 35574 37026 38262 42042 43197 43758 44639 46461 51051 53361 53482 54978 57393 60126 63063 64974 66066 70147 71058 77077 80223 82467 82901 86394 89278 90189 92922 97461 99099 100793 102102 106587 106722 108409 110231 114786 119119 126126 129591 130273 133917 139383 140294 153153 154154 160446 164934 165802 170357 180378 187187 194922 198198 201331 201586 210441 213174 216818 220462 231231 238238 240669 248703 259182 260546 267834 278766 302379 306306 325227 330693 340714 357357 374374 390819 401751 402662 420882 462462 481338 491029 497406 511071 561561 580307 603993 604758 631323 650454 661386 693693 714714 746109 758863 771617 781638 803502 907137 911911 975681 982058 992079 1022142 1072071 1123122 1160614 1172457 1192499 1207986 1262646 1310309 1387386 1409317 1433003 1473087 1492218 1517726 1533213 1543234 1684683 1740921 1811979 1814274 1823822 1873927 1951362 1984158 2144142 2214641 2276589 2314851 2344914 2384998 2620618 2735733 2818634 2866006 2946174 3066426 3369366 3481842 3577497 3623958 3747854 3930927 4227951 4299009 4419261 4429282 4553178 4629702 5222763 5401319 5471466 5621781 6383377 6643923 6829767 6944553 7154994 7861854 8207199 8347493 8455902 8598018 8838522 9865219 10031021 10445526 10732491 10802638 11243562 11792781 12683853 12766754 12897027 13117489 13287846 13659534 13889106 15502487 16203957 16414398 16694986 16865343 19150131 19730438 19931769 20062042 21464982 23585562 24361051 25042479 25367706 25794054 26234978 29595657 30093063 31004974 32407914 33730686 38300262 39352467 39863538 46507461 48611871 48722102 50084958 57450393 59191314 60186126 70217147 73083153 75127437 78704934 88786971 90279189 91822423 93014922 97223742 108517409 114900786 118057401 139522383 140434294 146166306 150254874 170527357 177573942 180558378 183644846 210651441 217034818 219249459 236114802 275467269 279044766 325552227 341054714 421302882 438498918 511582071 550934538 631954323 651104454 826401807 976656681 1023164142 1193691499 1263908646 1534746213 1652803614 1953313362 2387382998 3069492426 3581074497 7162148994 10743223491 21486446982
• Sum of all divisors σ(n): 67949534016
• Sum of proper divisors (its aliquot sum) s(n): 46463087034
• 21486446982 is an abundant number, because the sum of its proper divisors (46463087034) is greater than itself. Its abundance is 24976640052

Bases of 21486446982

• Binary: 10100000000101100010010100110000110₂
• Hexadecimal: 0x500B12986
• Base-36: 9VCH4LI

Squares and roots of 21486446982

• 21486446982 squared (21486446982²) is 461667403910296908324
• 21486446982 cubed (21486446982³) is 9919592197436174004582140478168
• The square root of 21486446982 is 146582.5602928261
• The cube root of 21486446982 is 2780.0644785177

Scales and comparisons

• 21,486,446,982 seconds is equal to 683 years, 10 weeks, 3 days, 17 hours, 29 minutes, 42 seconds.
• To count from 1 to 21,486,446,982 would take you about one thousand, three hundred sixty-six 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 21486446982 cubic inches would be around 231.7 feet tall.

Recreational maths with 21486446982

• 21486446982 backwards is 28964468412
• The number of decimal digits it has is: 11
• The sum of 21486446982's digits is 54
• More coming soon!