138726697243473768

Names of 138726697243473768

• Cardinal: 138726697243473768 can be written as One hundred thirty-eight quadrillion, seven hundred twenty-six trillion, six hundred ninety-seven billion, two hundred forty-three million, four hundred seventy-three thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 1.38726697243473768 × 10¹⁷

Factors of 138726697243473768

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 489090

Divisors of 138726697243473768

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 11 12 13 22 24 26 33 39 44 52 66 78 88 104 132 143 156 169 264 286 312 338 429 507 572 676 858 1014 1144 1352 1716 1859 2028 2197 3432 3718 4056 4394 5577 6591 7436 8788 11154 13182 14872 17576 22308 24167 26364 44616 48334 52728 72501 96668 145002 193336 290004 489061 580008 978122 1467183 1956244 2934366 3912488 5379671 5868732 6357793 10759342 11737464 12715586 16139013 19073379 21518684 25431172 32278026 38146758 43037368 50862344 64556052 69935723 76293516 82651309 129112104 139871446 152587032 165302618 209807169 247953927 279742892 330605236 419614338 495907854 559485784 661210472 839228676 909164399 991815708 1074467017 1678457352 1818328798 1983631416 2148934034 2727493197 3223401051 3636657596 4297868068 5454986394 6446802102 7273315192 8595736136 10909972788 11819137187 12893604204 21819945576 23638274374 25787208408 35457411561 47276548748 70914823122 94553097496 141829646244 239180661721 283659292488 478361323442 717541985163 956722646884 1435083970326 1913445293768 2630987278931 2870167940652 3109348602373 5261974557862 5740335881304 6218697204746 7892961836793 9328045807119 10523949115724 12437394409492 15785923673586 18656091614238 21047898231448 24874788818984 31571847347172 34202834626103 37312183228476 40421531830849 63143694694344 68405669252206 74624366456952 80843063661698 102608503878309 121264595492547 136811338504412 161686127323396 205217007756618 242529190985094 273622677008824 323372254646792 410434015513236 444636850139339 485058381970188 525479913801037 820868031026472 889273700278678 970116763940376 1050959827602074 1333910550418017 1576439741403111 1778547400557356 2101919655204148 2667821100836034 3152879482806222 3557094801114712 4203839310408296 5335642201672068 5780279051811407 6305758965612444 10671284403344136 11560558103622814 12611517931224888 17340837155434221 23121116207245628 34681674310868442 46242232414491256 69363348621736884 138726697243473768
• Sum of all divisors σ(n): 409860819981748800
• Sum of proper divisors (its aliquot sum) s(n): 271134122738275032
• 138726697243473768 is an abundant number, because the sum of its proper divisors (271134122738275032) is greater than itself. Its abundance is 132407425494801264

Bases of 138726697243473768

• Binary: 111101100110110110011001000110110000011110111011101101000₂
• Hexadecimal: 0x1ECDB32360F7768
• Base-36: 11XYICWPL27C

Squares and roots of 138726697243473768

• 138726697243473768 squared (138726697243473768²) is 19245096528082432340848067704117824
• 138726697243473768 cubed (138726697243473768³) is 2669808679472719749587778228055978381788003725240832
• The square root of 138726697243473768 is 372460329.7580478811
• The cube root of 138726697243473768 is 517670.4189438725

Scales and comparisons

• 138,726,697,243,473,768 seconds is equal to 4,411,079,862 years, 25 weeks, 4 days, 14 hours, 42 minutes, 48 seconds.
• To count from 1 to 138,726,697,243,473,768 would take you about thirteen billion, two hundred thirty-three million, two hundred thirty-nine thousand, five hundred eighty-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 138726697243473768 cubic inches would be around 43139.2 feet tall.

Recreational maths with 138726697243473768

• 138726697243473768 backwards is 867374342796627831
• The number of decimal digits it has is: 18
• The sum of 138726697243473768's digits is 93
• More coming soon!