13065746421

Names of 13065746421

• Cardinal: 13065746421 can be written as Thirteen billion, sixty-five million, seven hundred forty-six thousand, four hundred twenty-one.

Scientific notation

• Scientific notation: 1.3065746421 × 10¹⁰

Factors of 13065746421

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1310

Divisors of 13065746421

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 7 13 21 31 39 91 93 103 169 217 273 309 403 507 651 721 1153 1183 1209 1339 2163 2821 3193 3459 3549 4017 5239 8071 8463 9373 9579 14989 15717 17407 22351 24213 28119 35743 36673 41509 44967 52221 67053 104923 107229 110019 118759 121849 124527 194857 250201 290563 314769 356277 365547 464659 539617 584571 750603 831313 871689 1363999 1393977 1543867 1618851 2493939 3252613 3681529 3777319 4091997 4631601 6040567 9757839 10807069 11044587 11331957 18121701 20070271 25770703 32421207 42283969 47859877 60210813 77312109 126851907 140491897 143579631 335019139 421475691 622178401 1005057417 1866535203 4355248807 13065746421
• Sum of all divisors σ(n): 22490038272
• Sum of proper divisors (its aliquot sum) s(n): 9424291851
• 13065746421 is a deficient number, because the sum of its proper divisors (9424291851) is less than itself. Its deficiency is 3641454570

Bases of 13065746421

• Binary: 1100001010110001110111011111110101₂
• Hexadecimal: 0x30AC777F5
• Base-36: 6030AGL

Squares and roots of 13065746421

• 13065746421 squared (13065746421²) is 170713729537874309241
• 13065746421 cubed (13065746421³) is 2230502300725043239913442976461
• The square root of 13065746421 is 114305.4960227199
• The cube root of 13065746421 is 2355.2919174199

Scales and comparisons

• 13,065,746,421 seconds is equal to 415 years, 23 weeks, 2 days, 22 hours, 21 seconds.
• To count from 1 to 13,065,746,421 would take you about eight hundred thirty 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 13065746421 cubic inches would be around 196.3 feet tall.

Recreational maths with 13065746421

• 13065746421 backwards is 12464756031
• 13065746421 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13065746421's digits is 39
• More coming soon!