13390193920

Names of 13390193920

• Cardinal: 13390193920 can be written as Thirteen billion, three hundred ninety million, one hundred ninety-three thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.339019392 × 10¹⁰

Factors of 13390193920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 13717

Divisors of 13390193920

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 64 80 128 160 256 320 640 811 1280 1622 3244 4055 6488 8110 12899 12976 16220 25798 25952 32440 51596 51904 64495 64880 103192 103808 128990 129760 206384 207616 257980 259520 412768 515960 519040 825536 1031920 1038080 1651072 2063840 3302144 4127680 8255360 10461089 16510720 20922178 41844356 52305445 83688712 104610890 167377424 209221780 334754848 418443560 669509696 836887120 1339019392 1673774240 2678038784 3347548480 6695096960 13390193920
• Sum of all divisors σ(n): 32115736800
• Sum of proper divisors (its aliquot sum) s(n): 18725542880
• 13390193920 is an abundant number, because the sum of its proper divisors (18725542880) is greater than itself. Its abundance is 5335348960

Bases of 13390193920

• Binary: 1100011110000111100010010100000000₂
• Hexadecimal: 0x31E1E2500
• Base-36: 65G6BR4

Squares and roots of 13390193920

• 13390193920 squared (13390193920²) is 179297293215204966400
• 13390193920 cubed (13390193920³) is 2400825525482694792643084288000
• The square root of 13390193920 is 115716.0054616473
• The cube root of 13390193920 is 2374.6282066945

Scales and comparisons

• 13,390,193,920 seconds is equal to 425 years, 39 weeks, 6 days, 2 hours, 18 minutes, 40 seconds.
• To count from 1 to 13,390,193,920 would take you about eight hundred fifty-one 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 13390193920 cubic inches would be around 197.9 feet tall.

Recreational maths with 13390193920

• 13390193920 backwards is 02939109331
• 13390193920 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13390193920's digits is 40
• More coming soon!