1309391653997650

Names of 1309391653997650

• Cardinal: 1309391653997650 can be written as One quadrillion, three hundred nine trillion, three hundred ninety-one billion, six hundred fifty-three million, nine hundred ninety-seven thousand, six hundred fifty.

Scientific notation

• Scientific notation: 1.30939165399765 × 10¹⁵

Factors of 1309391653997650

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 73033

Divisors of 1309391653997650

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 5 10 17 25 34 50 85 170 289 425 578 850 1445 2890 4913 7225 9826 14450 24565 49130 73009 122825 146018 245650 365045 730090 1241153 1825225 2482306 3650450 6205765 12411530 21099601 31028825 42199202 62057650 105498005 210996010 358693217 527490025 717386434 1054980050 1793466085 3586932170 5330314081 8967330425 10660628162 17934660850 26651570405 53303140810 90615339377 133257852025 181230678754 266515704050 453076696885 906153393770 1540460769409 2265383484425 3080921538818 4530766968850 7702303847045 15404607694090 26187833079953 38511519235225 52375666159906 77023038470450 130939165399765 261878330799530 654695826998825 1309391653997650
• Sum of all divisors σ(n): 2587689717196860
• Sum of proper divisors (its aliquot sum) s(n): 1278298063199210
• 1309391653997650 is a deficient number, because the sum of its proper divisors (1278298063199210) is less than itself. Its deficiency is 31093590798440

Bases of 1309391653997650

• Binary: 100101001101110001010000000011010001000110001010010₂
• Hexadecimal: 0x4A6E280688C52
• Base-36: CW527ZAS7M

Squares and roots of 1309391653997650

• 1309391653997650 squared (1309391653997650²) is 1714506503558701575226205522500
• 1309391653997650 cubed (1309391653997650³) is 2244960506484456051394483724548427632022125000
• The square root of 1309391653997650 is 36185517.1857146461
• The cube root of 1309391653997650 is 109401.4780437937

Scales and comparisons

• 1,309,391,653,997,650 seconds is equal to 41,634,604 years, 19 weeks, 6 days, 8 hours, 14 minutes, 10 seconds.
• To count from 1 to 1,309,391,653,997,650 would take you about one hundred twenty-four million, nine hundred three thousand, eight hundred thirteen 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 1309391653997650 cubic inches would be around 9116.8 feet tall.

Recreational maths with 1309391653997650

• 1309391653997650 backwards is 0567993561939031
• The number of decimal digits it has is: 16
• The sum of 1309391653997650's digits is 76
• More coming soon!