138017487465

Names of 138017487465

• Cardinal: 138017487465 can be written as One hundred thirty-eight billion, seventeen million, four hundred eighty-seven thousand, four hundred sixty-five.

Scientific notation

• Scientific notation: 1.38017487465 × 10¹¹

Factors of 138017487465

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1367

Divisors of 138017487465

• Number of divisors d(n): 256
• Complete list of divisors:
  1 3 5 9 11 13 15 27 31 33 39 45 55 65 93 99 117 135 143 155 165 195 211 279 297 341 351 403 429 465 495 585 633 715 837 1023 1055 1093 1209 1287 1395 1485 1705 1755 1899 2015 2145 2321 2743 3069 3165 3279 3627 3861 4185 4433 5115 5465 5697 6045 6435 6541 6963 8229 9207 9495 9837 10881 11605 12023 13299 13715 14209 15345 16395 18135 19305 19623 20889 22165 24687 28485 29511 30173 32705 33883 34815 36069 39897 41145 42627 46035 49185 54405 58869 60115 62667 66495 71045 71951 74061 85033 90519 98115 101649 104445 108207 119691 123435 127881 147555 150865 156299 169415 176607 180345 199485 213135 215853 230623 255099 271557 294345 304947 313335 324621 359755 370305 372713 383643 425165 440479 452595 468897 508245 541035 598455 639405 647559 691869 765297 781495 814671 883035 914841 935363 1079265 1118139 1153115 1275495 1321437 1357785 1406691 1524735 1623105 1863565 1918215 1942677 2075607 2202395 2295891 2344485 2536853 2806089 2998099 3237795 3354417 3459345 3826485 3964311 4073355 4220073 4574205 4676815 4845269 5590695 6226821 6607185 7033455 7149313 7610559 8418267 8994297 9713385 10063251 10378035 11479455 11892933 12684265 14030445 14535807 14990495 16772085 19821555 21100365 21447939 22831677 24226345 25254801 26982891 31134105 32979089 35746565 38052795 42091335 43607421 44971485 50316255 59464665 64343817 68495031 72679035 78642443 80948673 92941069 98937267 107239695 114158385 126274005 130822263 134914455 164895445 193031451 218037105 235927329 278823207 296811801 321719085 342475155 393212215 404743365 464705345 494686335 654111315 707781987 836469621 890435403 965157255 1022351759 1179636645 1394116035 1484059005 2123345961 2509408863 3067055277 3538909935 4182348105 4452177015 5111758795 9201165831 10616729805 12547044315 15335276385 27603497493 46005829155 138017487465
• Sum of all divisors σ(n): 299242782720
• Sum of proper divisors (its aliquot sum) s(n): 161225295255
• 138017487465 is an abundant number, because the sum of its proper divisors (161225295255) is greater than itself. Its abundance is 23207807790

Bases of 138017487465

• Binary: 10000000100010011110111011101001101001₂
• Hexadecimal: 0x20227BBA69
• Base-36: 1REK1QW9

Squares and roots of 138017487465

• 138017487465 squared (138017487465²) is 19048826846151432126225
• 138017487465 cubed (138017487465³) is 2629071220461660766973057235269625
• The square root of 138017487465 is 371507.0490111863
• The cube root of 138017487465 is 5167.8675259591

Scales and comparisons

• 138,017,487,465 seconds is equal to 4,388 years, 27 weeks, 3 days, 14 hours, 57 minutes, 45 seconds.
• To count from 1 to 138,017,487,465 would take you about eight thousand, seven hundred seventy-seven 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 138017487465 cubic inches would be around 430.7 feet tall.

Recreational maths with 138017487465

• 138017487465 backwards is 564784710831
• The number of decimal digits it has is: 12
• The sum of 138017487465's digits is 54
• More coming soon!