138891696172160092

Names of 138891696172160092

• Cardinal: 138891696172160092 can be written as One hundred thirty-eight quadrillion, eight hundred ninety-one trillion, six hundred ninety-six billion, one hundred seventy-two million, one hundred sixty thousand and ninety-two.

Scientific notation

• Scientific notation: 1.38891696172160092 × 10¹⁷

Factors of 138891696172160092

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 6504

Divisors of 138891696172160092

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 4 7 14 28 31 62 124 217 373 434 746 868 961 1492 1922 2611 3844 5222 6091 6727 10444 11563 12182 13454 23126 24364 26908 42637 46252 80941 85274 139129 161882 170548 188821 278258 323764 358453 377642 556516 716906 755284 973903 1321747 1433812 1947806 2271943 2509171 2643494 3895612 4312999 4543886 5018342 5286988 5853451 8625998 9087772 10036684 11706902 15903601 17251996 23413804 30190993 31807202 37100281 40974157 60381986 63614404 70430233 74200562 81948314 120763972 133702969 140860466 148401124 163896628 259701967 267405938 281720932 493011631 519403934 534811876 847434739 935920783 986023262 1038807868 1150108711 1694869478 1871841566 1972046524 2183337223 2300217422 3389738956 3743683132 4366674446 4600434844 5932043173 8050760977 8733348892 11864086346 13838404813 15283360561 16101521954 23728172692 26270476909 27676809626 30566721122 32203043908 35653370041 52540953818 55353619252 61133442244 71306740082 96868833691 105081907636 142613480164 183893338363 193737667382 249573590287 367786676726 387475334764 428990549203 499147180574 735573353452 814384784179 857981098406 998294361148 1628769568358 1715962196812 3002933844421 3257539136716 5161724995249 5700693489253 6005867688842 10323449990498 11401386978506 12011735377684 13298707025293 20646899980996 22802773957012 26597414050586 36132074966743 53194828101172 72264149933486 93090949177051 144528299866972 160013474852719 186181898354102 320026949705438 372363796708204 640053899410876 1120094323969033 2240188647938066 4480377295876132 4960417720434289 9920835440868578 19841670881737156 34722924043040023 69445848086080046 138891696172160092
• Sum of all divisors σ(n): 287852051208437352
• Sum of proper divisors (its aliquot sum) s(n): 148960355036277260
• 138891696172160092 is an abundant number, because the sum of its proper divisors (148960355036277260) is greater than itself. Its abundance is 10068658864117168

Bases of 138891696172160092

• Binary: 111101101011100010100001100000100100101111101010001011100₂
• Hexadecimal: 0x1ED71430497D45C
• Base-36: 11ZKZWDBKU3G

Squares and roots of 138891696172160092

• 138891696172160092 squared (138891696172160092²) is 19290903265579630352431161277448464
• 138891696172160092 cubed (138891696172160092³) is 2679346275249416963667531307874884866747309087498688
• The square root of 138891696172160092 is 372681762.5966691867
• The cube root of 138891696172160092 is 517875.5734548687

Scales and comparisons

• 138,891,696,172,160,092 seconds is equal to 4,416,326,318 years, 2 weeks, 4 days, 8 hours, 54 minutes, 52 seconds.
• To count from 1 to 138,891,696,172,160,092 would take you about thirteen billion, two hundred forty-eight million, nine hundred seventy-eight thousand, nine hundred fifty-four 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 138891696172160092 cubic inches would be around 43156.3 feet tall.

Recreational maths with 138891696172160092

• 138891696172160092 backwards is 290061271696198831
• The number of decimal digits it has is: 18
• The sum of 138891696172160092's digits is 79
• More coming soon!