10172905729

Names of 10172905729

• Cardinal: 10172905729 can be written as Ten billion, one hundred seventy-two million, nine hundred five thousand, seven hundred twenty-nine.

Scientific notation

• Scientific notation: 1.0172905729 × 10¹⁰

Factors of 10172905729

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 201

Divisors of 10172905729

• Number of divisors d(n): 72
• Complete list of divisors:
  1 7 19 43 49 59 73 133 301 413 511 817 931 1121 1387 2107 2537 2891 3139 3481 3577 4307 5719 7847 9709 17759 21973 24367 30149 40033 48203 54929 59641 66139 67963 81833 124313 149683 153811 170569 185201 211043 254113 337421 417487 462973 572831 1047781 1296407 1778791 2361947 2843977 2922409 3240811 3518819 4009817 4828147 7334467 9074849 10926859 12451537 19907839 24631733 33797029 76488013 139354873 172422131 207610321 236579203 535416091 1453272247 10172905729
• Sum of all divisors σ(n): 13143625440
• Sum of proper divisors (its aliquot sum) s(n): 2970719711
• 10172905729 is a deficient number, because the sum of its proper divisors (2970719711) is less than itself. Its deficiency is 7202186018

Bases of 10172905729

• Binary: 1001011110010110100011100100000001₂
• Hexadecimal: 0x25E5A3901
• Base-36: 4O8OOAP

Squares and roots of 10172905729

• 10172905729 squared (10172905729²) is 103488010971121021441
• 10172905729 cubed (10172905729³) is 1052773779690931892569480735489
• The square root of 10172905729 is 100860.8235590015
• The cube root of 10172905729 is 2166.7809398849

Scales and comparisons

• 10,172,905,729 seconds is equal to 323 years, 24 weeks, 1 day, 23 hours, 8 minutes, 49 seconds.
• To count from 1 to 10,172,905,729 would take you about six hundred forty-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 10172905729 cubic inches would be around 180.6 feet tall.

Recreational maths with 10172905729

• 10172905729 backwards is 92750927101
• 10172905729 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 10172905729's digits is 43
• More coming soon!