138705158912571

Names of 138705158912571

• Cardinal: 138705158912571 can be written as One hundred thirty-eight trillion, seven hundred five billion, one hundred fifty-eight million, nine hundred twelve thousand, five hundred seventy-one.

Scientific notation

• Scientific notation: 1.38705158912571 × 10¹⁴

Factors of 138705158912571

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 537

Divisors of 138705158912571

• Number of divisors d(n): 80
• Complete list of divisors:
  1 3 9 27 71 81 213 243 463 639 729 1389 1917 2187 4167 5751 6561 12501 17253 19683 32873 37503 51759 98619 112509 155277 214369 295857 337527 465831 643107 887571 1012581 1397493 1929321 2662713 3037743 5787963 7988139 9113229 15220199 17363889 23964417 45660597 52091667 71893251 99252847 136981791 156275001 215679753 297758541 410945373 468825003 647039259 893275623 1232836119 1406475009 2679826869 3698508357 4219425027 7046952137 8039480607 11095525071 21140856411 24118441821 33286575213 63422569233 72355325463 99859725639 190267707699 217065976389 299579176917 570803123097 651197929167 1712409369291 1953593787501 5137228107873 15411684323619 46235052970857 138705158912571
• Sum of all divisors σ(n): 211441232471040
• Sum of proper divisors (its aliquot sum) s(n): 72736073558469
• 138705158912571 is a deficient number, because the sum of its proper divisors (72736073558469) is less than itself. Its deficiency is 65969085354102

Bases of 138705158912571

• Binary: 11111100010011011001111101110011011101000111011₂
• Hexadecimal: 0x7E26CFB9BA3B
• Base-36: 1D609QCSOR

Squares and roots of 138705158912571

• 138705158912571 squared (138705158912571²) is 19239121108961574315221830041
• 138705158912571 cubed (138705158912571³) is 2668565350756714370847758575302352140345411
• The square root of 138705158912571 is 11777315.4374233775
• The cube root of 138705158912571 is 51764.3626855349

Scales and comparisons

• 138,705,158,912,571 seconds is equal to 4,410,395 years, 3 days, 17 hours, 2 minutes, 51 seconds.
• To count from 1 to 138,705,158,912,571 would take you about eleven million, twenty-five thousand, nine 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 138705158912571 cubic inches would be around 4313.7 feet tall.

Recreational maths with 138705158912571

• 138705158912571 backwards is 175219851507831
• The number of decimal digits it has is: 15
• The sum of 138705158912571's digits is 63
• More coming soon!