13645411920

Names of 13645411920

• Cardinal: 13645411920 can be written as Thirteen billion, six hundred forty-five million, four hundred eleven thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.364541192 × 10¹⁰

Factors of 13645411920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2707440

Divisors of 13645411920

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 35 36 40 42 45 48 56 60 63 70 72 80 84 90 105 112 120 126 140 144 168 180 210 240 252 280 315 336 360 420 504 560 630 720 840 1008 1260 1680 2520 5040 2707423 5414846 8122269 10829692 13537115 16244538 18951961 21659384 24366807 27074230 32489076 37903922 40611345 43318768 48733614 54148460 56855883 64978152 75807844 81222690 94759805 97467228 108296920 113711766 121834035 129956304 151615688 162445380 170567649 189519610 194934456 216593840 227423532 243668070 284279415 303231376 324890760 341135298 379039220 389868912 454847064 487336140 568558830 649781520 682270596 758078440 852838245 909694128 974672280 1137117660 1364541192 1516156880 1705676490 1949344560 2274235320 2729082384 3411352980 4548470640 6822705960 13645411920
• Sum of all divisors σ(n): 52372409856
• Sum of proper divisors (its aliquot sum) s(n): 38726997936
• 13645411920 is an abundant number, because the sum of its proper divisors (38726997936) is greater than itself. Its abundance is 25081586016

Bases of 13645411920

• Binary: 1100101101010101000111011001010000₂
• Hexadecimal: 0x32D547650
• Base-36: 69O4J80

Squares and roots of 13645411920

• 13645411920 squared (13645411920²) is 186197266466478086400
• 13645411920 cubed (13645411920³) is 2540738399313096360581349888000
• The square root of 13645411920 is 116813.5776354787
• The cube root of 13645411920 is 2389.6202147415

Scales and comparisons

• 13,645,411,920 seconds is equal to 433 years, 45 weeks, 6 days, 12 minutes.
• To count from 1 to 13,645,411,920 would take you about eight hundred sixty-seven 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 13645411920 cubic inches would be around 199.1 feet tall.

Recreational maths with 13645411920

• 13645411920 backwards is 02911454631
• 13645411920 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13645411920's digits is 36
• More coming soon!