138124651329

Names of 138124651329

• Cardinal: 138124651329 can be written as One hundred thirty-eight billion, one hundred twenty-four million, six hundred fifty-one thousand, three hundred twenty-nine.

Scientific notation

• Scientific notation: 1.38124651329 × 10¹¹

Factors of 138124651329

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2745

Divisors of 138124651329

• Number of divisors d(n): 168
• Complete list of divisors:
  1 3 7 9 19 21 23 27 57 63 69 81 133 161 171 189 207 243 399 437 483 513 529 567 621 729 1197 1311 1449 1539 1587 1701 1863 2693 3059 3591 3703 3933 4347 4617 4761 5103 5589 8079 9177 10051 10773 11109 11799 13041 13851 14283 16767 18851 24237 27531 30153 32319 33327 35397 39123 42849 51167 56553 61939 70357 72711 82593 90459 96957 99981 106191 117369 128547 153501 169659 185817 211071 218133 247779 271377 299943 318573 358169 385641 433573 460503 508977 557451 633213 654399 743337 814131 899829 1074507 1176841 1300719 1381509 1424597 1526931 1672353 1899639 1963197 2230011 2442393 2699487 3223521 3530523 3902157 4144527 4273791 4580793 5017059 5698917 7327179 8237887 9670563 9972179 10591569 11706471 12433581 12821373 13742379 15051177 17096751 24713661 27067343 29011689 29916537 31774707 35119413 37300743 38464119 45153531 51290253 74140983 81202029 87035067 89749611 95324121 105358239 115392357 189471401 222422949 243606087 261105201 269248833 285972363 316074717 346177071 568414203 667268847 730818261 807746499 857917089 1038531213 1705242609 2001806541 2192454783 2423239497 5115727827 6005419623 6577364349 7269718491 15347183481 19732093047 46041550443 138124651329
• Sum of all divisors σ(n): 260533076160
• Sum of proper divisors (its aliquot sum) s(n): 122408424831
• 138124651329 is a deficient number, because the sum of its proper divisors (122408424831) is less than itself. Its deficiency is 15716226498

Bases of 138124651329

• Binary: 10000000101000110111101110101101000001₂
• Hexadecimal: 0x2028DEEB41
• Base-36: 1RGBUN29

Squares and roots of 138124651329

• 138124651329 squared (138124651329²) is 19078419304757821466241
• 138124651329 cubed (138124651329³) is 2635200014378136680810169669284289
• The square root of 138124651329 is 371651.2495996751
• The cube root of 138124651329 is 5169.2047124985

Scales and comparisons

• 138,124,651,329 seconds is equal to 4,391 years, 48 weeks, 4 days, 22 hours, 42 minutes, 9 seconds.
• To count from 1 to 138,124,651,329 would take you about eight thousand, seven hundred eighty-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 138124651329 cubic inches would be around 430.8 feet tall.

Recreational maths with 138124651329

• 138124651329 backwards is 923156421831
• The number of decimal digits it has is: 12
• The sum of 138124651329's digits is 45
• More coming soon!