138515247585

Names of 138515247585

• Cardinal: 138515247585 can be written as One hundred thirty-eight billion, five hundred fifteen million, two hundred forty-seven thousand, five hundred eighty-five.

Scientific notation

• Scientific notation: 1.38515247585 × 10¹¹

Factors of 138515247585

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 335

Divisors of 138515247585

• Number of divisors d(n): 384
• Complete list of divisors:
  1 3 5 9 11 13 15 27 33 39 45 55 65 67 73 81 99 117 135 143 163 165 195 201 219 243 297 335 351 365 405 429 489 495 585 603 657 715 737 803 815 871 891 949 1005 1053 1095 1215 1287 1467 1485 1755 1793 1809 1971 2119 2145 2211 2409 2445 2613 2673 2847 3015 3159 3285 3685 3861 4015 4355 4401 4455 4745 4891 5265 5379 5427 5913 6357 6435 6633 7227 7335 7839 8541 8965 9045 9581 9855 10439 10595 10921 11055 11583 11899 12045 13065 13203 13365 14235 14673 15795 16137 16281 17739 19071 19305 19899 21681 22005 23309 23517 24455 25623 26895 27135 28743 29565 31317 31785 32763 33165 34749 35697 36135 39195 39609 42705 44019 47905 48411 52195 53801 54605 57213 57915 59495 59697 63583 65043 66015 69927 70551 73365 76869 80685 81405 86229 88695 93951 95355 98289 99495 107091 108405 116545 117585 120131 128115 130889 132057 141973 143715 145233 154687 156585 161403 163815 171639 173745 178485 179091 190749 195129 198045 209781 211653 220095 230607 242055 258687 269005 281853 286065 294867 298485 317915 321273 325215 349635 352755 360393 384345 392667 396171 425919 431145 435699 464061 469755 484209 491445 514917 535455 572247 600655 629343 654445 660285 699413 709865 726165 773435 776061 797233 807015 845559 858195 884601 895455 953745 963819 975645 1048905 1058265 1081179 1153035 1178001 1188513 1277757 1293435 1392183 1409265 1452627 1474335 1561703 1606365 1701557 1716741 1801965 1888029 1963335 1980855 2098239 2129595 2178495 2320305 2328183 2391699 2421045 2536677 2574585 2653803 2861235 2891457 3146715 3243537 3497065 3534003 3833271 3880305 3986165 4176549 4227795 4357881 4423005 4685109 4819095 5104671 5150223 5405895 5664087 5890005 5942565 6294717 6388785 6960915 7175097 7263135 7808515 8507785 8583705 8769563 9440145 9730611 10364029 10491195 10602009 11499813 11640915 11958495 12529647 12683385 13073643 13269015 14055327 14457285 15314013 15450669 16217685 17670015 18884151 19166355 20882745 21525291 21789405 23425545 25523355 25751115 26308689 28320435 29191833 31092087 31473585 31806027 34499439 35875485 37588941 42165981 43847815 45942039 48653055 51820145 53010045 56652453 57499065 62648235 64575873 65368215 70276635 76570065 77253345 78926067 93276261 94420755 107626455 114004319 126497943 131543445 137826117 145959165 155460435 159030135 169957359 172497195 187944705 193727619 210829905 229710195 236778201 279828783 283262265 322879365 342012957 379493829 394630335 413478351 466381305 570021595 632489715 689130585 710334603 839486349 849786795 968638095 1026038871 1183891005 1399143915 1710064785 1897469145 2067391755 2131003809 2518459047 3078116613 3551673015 4197431745 5130194355 9234349839 10655019045 12592295235 15390583065 27703049517 46171749195 138515247585
• Sum of all divisors σ(n): 302793394176
• Sum of proper divisors (its aliquot sum) s(n): 164278146591
• 138515247585 is an abundant number, because the sum of its proper divisors (164278146591) is greater than itself. Its abundance is 25762899006

Bases of 138515247585

• Binary: 10000001000000001001101111000111100001₂
• Hexadecimal: 0x204026F1E1
• Base-36: 1RMSEH29

Squares and roots of 138515247585

• 138515247585 squared (138515247585²) is 19186473813533848332225
• 138515247585 cubed (138515247585³) is 2657619170564760125515985208926625
• The square root of 138515247585 is 372176.3662364927
• The cube root of 138515247585 is 5174.0727109791

Scales and comparisons

• 138,515,247,585 seconds is equal to 4,404 years, 18 weeks, 3 days, 17 hours, 39 minutes, 45 seconds.
• To count from 1 to 138,515,247,585 would take you about eight thousand, eight hundred eight 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 138515247585 cubic inches would be around 431.2 feet tall.

Recreational maths with 138515247585

• 138515247585 backwards is 585742515831
• The number of decimal digits it has is: 12
• The sum of 138515247585's digits is 54
• More coming soon!