125225810838458729729

Names of 125225810838458729729

• Cardinal: 125225810838458729729 can be written as One hundred twenty-five quintillion, two hundred twenty-five quadrillion, eight hundred ten trillion, eight hundred thirty-eight billion, four hundred fifty-eight million, seven hundred twenty-nine thousand, seven hundred twenty-nine.

Scientific notation

• Scientific notation: 1.25225810838458729729 × 10²⁰

Factors of 125225810838458729729

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 9735

Divisors of 125225810838458729729

• Number of divisors d(n): 48
• Complete list of divisors:
  1 11 47 121 517 1331 2209 5687 9677 24299 62557 103823 106447 267289 454819 1142053 1170917 2940179 5003009 12562583 12880087 21376493 55033099 93644329 138188413 235141423 605364089 1004695171 1030087619 2586555653 4401283463 11051646881 11330963809 28452112183 48414118093 121568115691 124640601899 206860322761 532555299023 1337249272601 2275463550371 5858108289253 9722435169767 25030099054081 106946786867437 275331089594891 1176414655541807 12940561210959877
• Sum of all divisors σ(n): 125227414849427357692
• Sum of proper divisors (its aliquot sum) s(n): 1604010968627963
• 125225810838458729729 is a deficient number, because the sum of its proper divisors (1604010968627963) is less than itself. Its deficiency is 125224206827490101766

Bases of 125225810838458729729

• Binary: 1101100100111011011011100110111101110011000100110000000010100000001₂
• Hexadecimal: 0x6C9DB737B98980501
• Base-36: QFENH5GTG5SSH

Squares and roots of 125225810838458729729

• 125225810838458729729 squared (125225810838458729729²) is 15681503700149447866783252438768268413441
• 125225810838458729729 cubed (125225810838458729729³) is 1963729016017505402838624246923026467551347799536655049887489
• The square root of 125225810838458729729 is 11190433898.5786752973
• 125225810838458729729 is a perfect cube number. Its cube root is 5003009

Scales and comparisons

• 125,225,810,838,458,729,729 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 125,225,810,838,458,729,729 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 125225810838458729729 cubic inches would be around 416917.4 feet tall.

Recreational maths with 125225810838458729729

• 125225810838458729729 backwards is 927927854838018522521
• The number of decimal digits it has is: 21
• The sum of 125225810838458729729's digits is 98
• More coming soon!