138407475509145

Names of 138407475509145

• Cardinal: 138407475509145 can be written as One hundred thirty-eight trillion, four hundred seven billion, four hundred seventy-five million, five hundred nine thousand, one hundred forty-five.

Scientific notation

• Scientific notation: 1.38407475509145 × 10¹⁴

Factors of 138407475509145

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 761

Divisors of 138407475509145

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 5 9 15 27 45 81 101 135 149 243 303 405 447 503 505 745 909 1215 1341 1509 1515 2235 2515 2727 4023 4527 4545 6705 7545 8181 10201 12069 13581 13635 15049 20115 22201 22635 24543 30603 36207 40743 40905 45147 50803 51005 60345 66603 67905 74947 75245 91809 111005 122229 122715 135441 152409 153015 181035 199809 203715 224841 225735 254015 275427 333015 374735 406323 457227 459045 599427 611145 674523 677205 762045 826281 999045 1124205 1218969 1371681 1377135 1519949 1798281 2023569 2031615 2242301 2286135 2478843 2997135 3372615 3656907 4115043 4131405 4559847 5131103 5394843 6070707 6094845 6726903 6858405 7569647 7599745 8991405 10117845 11167103 11211505 12345129 12394215 13679541 15393309 18212121 18284535 20180709 20575215 22708941 22799235 25655515 26974215 30353535 33501309 33634515 37848235 41038623 46179927 55835515 60542127 61725645 68126823 68397705 76966545 91060605 100503927 100903545 113544705 123115869 138539781 167506545 181626381 204380469 205193115 226472401 230899635 301511781 302710635 340634115 369347607 415619343 502519635 544879143 613141407 615579345 679417203 692698905 764534347 904535343 908131905 1021902345 1127877403 1132362005 1246858029 1507558905 1839424221 1846738035 2038251609 2078096715 2293603041 2713606029 2724395715 3065707035 3383632209 3397086015 3822671735 4522676715 5639387015 6114754827 6234290145 6880809123 9197121105 10150896627 10191258045 11468015205 13568030145 16918161045 18344264481 20642427369 30452689881 30573774135 34404045615 50754483135 55032793443 61927282107 91358069643 91721322405 103212136845 113915617703 152263449405 185781846321 274074208929 275163967215 309636410535 341746853109 456790348215 569578088515 928909231605 1025240559327 1370371044645 1708734265545 3075721677981 5126202796635 9227165033943 15378608389905 27681495101829 46135825169715 138407475509145
• Sum of all divisors σ(n): 253480076111808
• Sum of proper divisors (its aliquot sum) s(n): 115072600602663
• 138407475509145 is a deficient number, because the sum of its proper divisors (115072600602663) is less than itself. Its deficiency is 23334874906482

Bases of 138407475509145

• Binary: 11111011110000110000000011010010111011110011001₂
• Hexadecimal: 0x7DE180697799
• Base-36: 1D27ILCCK9

Squares and roots of 138407475509145

• 138407475509145 squared (138407475509145²) is 19156629276814572976978631025
• 138407475509145 cubed (138407475509145³) is 2651420697468483102090601207490696968223625
• The square root of 138407475509145 is 11764670.6502623781
• The cube root of 138407475509145 is 51727.3046346909

Scales and comparisons

• 138,407,475,509,145 seconds is equal to 4,400,929 years, 31 weeks, 22 hours, 45 minutes, 45 seconds.
• To count from 1 to 138,407,475,509,145 would take you about eleven million, two thousand, three hundred twenty-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 138407475509145 cubic inches would be around 4310.6 feet tall.

Recreational maths with 138407475509145

• 138407475509145 backwards is 541905574704831
• The number of decimal digits it has is: 15
• The sum of 138407475509145's digits is 63
• More coming soon!