138919305968149

Names of 138919305968149

• Cardinal: 138919305968149 can be written as One hundred thirty-eight trillion, nine hundred nineteen billion, three hundred five million, nine hundred sixty-eight thousand, one hundred forty-nine.

Scientific notation

• Scientific notation: 1.38919305968149 × 10¹⁴

Factors of 138919305968149

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 148

Divisors of 138919305968149

• Number of divisors d(n): 144
• Complete list of divisors:
  1 7 37 43 49 61 259 301 343 427 1369 1591 1813 1849 2107 2257 2623 2989 3721 9583 11137 12691 12943 14749 15799 18361 20923 26047 58867 67081 68413 77959 79507 83509 90601 97051 110593 112789 128527 137677 160003 182329 412069 469567 478891 545713 556549 584563 634207 679357 774151 789523 899689 963739 1120021 1276303 2531281 2884483 2941759 3352237 3590887 3895843 4091941 4173193 4755499 4849927 5094049 5526661 5920111 6746173 6880129 7840147 17718967 20191381 20592313 23465659 25136209 27270901 28643587 29212351 33288493 33949489 35658343 38686627 41440777 47223211 48160903 54881029 108845083 124032769 144146191 154408141 175953463 179447299 204486457 219044107 237646423 249608401 254564773 290085439 295845547 337126321 761915581 868229383 1009023337 1080856987 1231674241 1256131093 1431405199 1533308749 1663524961 1747258807 1781953411 2030598073 2070918829 2359884247 5333409067 6639550063 7565998909 8792917651 9418896601 10733161243 10946285239 12473673877 14496431803 37333863469 46476850441 52961992363 61550423557 65932276207 75132128701 76623996673 87315717139 101475022621 325337953087 405012553843 461525933449 536367976711 2277365671609 2835087876901 3230681534143 3754575836977 19845615138307 138919305968149
• Sum of all divisors σ(n): 173306493360000
• Sum of proper divisors (its aliquot sum) s(n): 34387187391851
• 138919305968149 is a deficient number, because the sum of its proper divisors (34387187391851) is less than itself. Its deficiency is 104532118576298

Bases of 138919305968149

• Binary: 11111100101100010101011111000100111101000010101₂
• Hexadecimal: 0x7E58ABE27A15
• Base-36: 1D8QNBZEAD

Squares and roots of 138919305968149

• 138919305968149 squared (138919305968149²) is 19298573570672198370202486201
• 138919305968149 cubed (138919305968149³) is 2680944446613044884283380272228177118011949
• The square root of 138919305968149 is 11786403.4365089081
• The cube root of 138919305968149 is 51790.9886741129

Scales and comparisons

• 138,919,305,968,149 seconds is equal to 4,417,204 years, 11 weeks, 4 days, 14 hours, 15 minutes, 49 seconds.
• To count from 1 to 138,919,305,968,149 would take you about eleven million, forty-three thousand and ten 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 138919305968149 cubic inches would be around 4315.9 feet tall.

Recreational maths with 138919305968149

• 138919305968149 backwards is 941869503919831
• The number of decimal digits it has is: 15
• The sum of 138919305968149's digits is 76
• More coming soon!