19988973711

Names of 19988973711

• Cardinal: 19988973711 can be written as Nineteen billion, nine hundred eighty-eight million, nine hundred seventy-three thousand, seven hundred eleven.

Scientific notation

• Scientific notation: 1.9988973711 × 10¹⁰

Factors of 19988973711

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 145

Divisors of 19988973711

• Number of divisors d(n): 162
• Complete list of divisors:
  1 3 7 9 17 21 47 49 51 63 71 119 141 147 153 213 289 329 357 423 441 497 639 799 833 867 987 1071 1207 1491 2023 2209 2303 2397 2499 2601 2961 3337 3479 3621 4473 5593 6069 6627 6909 7191 7497 8449 10011 10437 10863 13583 14161 15463 16779 18207 19881 20519 20727 23359 25347 30033 31311 37553 39151 40749 42483 46389 50337 56729 59143 61557 70077 76041 95081 108241 112659 117453 122247 127449 139167 143633 156839 163513 170187 177429 184671 210231 262871 285243 324723 337977 352359 397103 430899 470517 490539 510561 532287 638401 665567 788613 855729 964393 974169 1005431 1097873 1191309 1292697 1411551 1471617 1840097 1915203 1996701 2365839 2666263 2779721 2893179 3016293 3293619 3573927 4468807 5520291 5745609 5990103 6750751 7685111 7998789 8339163 8679537 9048879 9880857 13406421 16560873 18663841 20252253 23055333 23996367 25017489 31281649 40219263 45326471 47255257 55991523 60756759 69165999 93844947 130646887 135979413 141765771 167974569 281534841 317285297 391940661 407938239 425297313 951855891 1175821983 2220997079 2855567673 6662991237 19988973711
• Sum of all divisors σ(n): 36967547448
• Sum of proper divisors (its aliquot sum) s(n): 16978573737
• 19988973711 is a deficient number, because the sum of its proper divisors (16978573737) is less than itself. Its deficiency is 3010399974

Bases of 19988973711

• Binary: 10010100111011011111000100010001111₂
• Hexadecimal: 0x4A76F888F
• Base-36: 96KX2TR

Squares and roots of 19988973711

• 19988973711 squared (19988973711²) is 399559070019049111521
• 19988973711 cubed (19988973711³) is 7986775746602380959411176224431
• The square root of 19988973711 is 141382.3670441261
• The cube root of 19988973711 is 2713.9186923439

Scales and comparisons

• 19,988,973,711 seconds is equal to 635 years, 30 weeks, 3 days, 20 hours, 41 minutes, 51 seconds.
• To count from 1 to 19,988,973,711 would take you about one thousand, two hundred seventy-one 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 19988973711 cubic inches would be around 226.2 feet tall.

Recreational maths with 19988973711

• 19988973711 backwards is 11737988991
• 19988973711 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 19988973711's digits is 63
• More coming soon!