138887807130117

Names of 138887807130117

• Cardinal: 138887807130117 can be written as One hundred thirty-eight trillion, eight hundred eighty-seven billion, eight hundred seven million, one hundred thirty thousand, one hundred seventeen.

Scientific notation

• Scientific notation: 1.38887807130117 × 10¹⁴

Factors of 138887807130117

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2472

Divisors of 138887807130117

• Number of divisors d(n): 90
• Complete list of divisors:
  1 3 9 27 31 81 93 279 837 961 1201 1237 2511 2883 3603 3711 8649 10809 11133 25947 32427 33399 37231 38347 77841 97281 100197 111693 115041 335079 345123 1005237 1035369 1154161 1188757 1442401 1485637 3015711 3106107 3462483 3566271 4327203 4456911 10387449 10698813 12981609 13370733 31162347 32096439 38944827 40112199 44714431 46054747 93487041 96289317 116834481 120336597 134143293 138164241 402429879 414492723 1207289637 1243478169 1386147361 1427697157 1784250037 3621868911 3730434507 4158442083 4283091471 5352750111 12475326249 12849274413 16058250333 37425978747 38547823239 48174750999 55311751147 112277936241 115643469717 144524252997 165935253441 497805760323 1493417280969 1714664285557 4480251842907 5143992856671 15431978570013 46295935710039 138887807130117
• Sum of all divisors σ(n): 214735100298642
• Sum of proper divisors (its aliquot sum) s(n): 75847293168525
• 138887807130117 is a deficient number, because the sum of its proper divisors (75847293168525) is less than itself. Its deficiency is 63040513961592

Bases of 138887807130117

• Binary: 11111100101000101010110011010000101101000000101₂
• Hexadecimal: 0x7E5156685A05
• Base-36: 1D8C6EDZB9

Squares and roots of 138887807130117

• 138887807130117 squared (138887807130117²) is 19289822969412578583768433689
• 138887807130117 cubed (138887807130117³) is 2679121212149875013025820038474327309311613
• The square root of 138887807130117 is 11785067.1245486337
• The cube root of 138887807130117 is 51787.0739811745

Scales and comparisons

• 138,887,807,130,117 seconds is equal to 4,416,202 years, 34 weeks, 1 day, 17 hours, 1 minute, 57 seconds.
• To count from 1 to 138,887,807,130,117 would take you about eleven million, forty thousand, five hundred six 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 138887807130117 cubic inches would be around 4315.6 feet tall.

Recreational maths with 138887807130117

• 138887807130117 backwards is 711031708788831
• The number of decimal digits it has is: 15
• The sum of 138887807130117's digits is 63
• More coming soon!