138436709229

Names of 138436709229

• Cardinal: 138436709229 can be written as One hundred thirty-eight billion, four hundred thirty-six million, seven hundred nine thousand, two hundred twenty-nine.

Scientific notation

• Scientific notation: 1.38436709229 × 10¹¹

Factors of 138436709229

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 9240

Divisors of 138436709229

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 7 9 13 17 19 21 27 39 51 57 63 91 117 119 133 153 171 189 221 247 273 323 351 357 361 399 459 513 663 741 819 969 1071 1083 1197 1547 1729 1989 2223 2261 2457 2527 2907 3213 3249 3591 4199 4641 4693 5187 5967 6137 6669 6783 7581 8721 9181 9747 12597 13923 14079 15561 18411 20349 22743 27543 29393 32851 37791 41769 42237 42959 46683 55233 61047 64267 68229 79781 82629 88179 98553 113373 119353 126711 128877 156077 165699 174439 192801 239343 247887 264537 295659 358059 386631 468231 523317 558467 578403 718029 793611 835471 886977 1074177 1092539 1159893 1221073 1404693 1569951 1675401 1735209 2029001 2154087 2267707 2506413 2965463 3222531 3277617 3314341 3663219 4214079 4709853 5026203 6087003 6803121 7519239 8896389 9832851 9943023 10989657 14203007 15078609 15873949 18261009 20409363 20758241 22557717 23200387 26689167 29498553 29829069 32968971 38551019 42609021 43086433 47621847 54783027 56343797 61228089 62274723 69601161 80067501 89487207 115653057 127827063 129259299 142865541 169031391 186824169 208803483 269857133 301605031 346959171 383481189 387777897 394406579 428596623 507094173 560472507 626410449 732469361 809571399 904815093 1040877513 1163333691 1183219737 1521282519 2197408083 2428714197 2714445279 3549659211 5127285527 6592224249 7286142591 8143335837 10648977633 15381856581 19776672747 46145569743 138436709229
• Sum of all divisors σ(n): 282106298880
• Sum of proper divisors (its aliquot sum) s(n): 143669589651
• 138436709229 is an abundant number, because the sum of its proper divisors (143669589651) is greater than itself. Its abundance is 5232880422

Bases of 138436709229

• Binary: 10000000111011011110001000101101101101₂
• Hexadecimal: 0x203B788B6D
• Base-36: 1RLHN4H9

Squares and roots of 138436709229

• 138436709229 squared (138436709229²) is 19164722462154693774441
• 138436709229 cubed (138436709229³) is 2653101110947794298869825229015989
• The square root of 138436709229 is 372070.8389930605
• The cube root of 138436709229 is 5173.0946237319

Scales and comparisons

• 138,436,709,229 seconds is equal to 4,401 years, 44 weeks, 4 days, 17 hours, 27 minutes, 9 seconds.
• To count from 1 to 138,436,709,229 would take you about eight thousand, eight hundred three 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 138436709229 cubic inches would be around 431.1 feet tall.

Recreational maths with 138436709229

• 138436709229 backwards is 922907634831
• The number of decimal digits it has is: 12
• The sum of 138436709229's digits is 54
• More coming soon!