13040032720

Names of 13040032720

• Cardinal: 13040032720 can be written as Thirteen billion, forty million, thirty-two thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.304003272 × 10¹⁰

Factors of 13040032720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1139894

Divisors of 13040032720

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 8 10 11 13 16 20 22 26 40 44 52 55 65 80 88 104 110 130 143 176 208 220 260 286 440 520 572 715 880 1040 1144 1430 2288 2860 5720 11440 1139863 2279726 4559452 5699315 9118904 11398630 12538493 14818219 18237808 22797260 25076986 29636438 45594520 50153972 59272876 62692465 74091095 91189040 100307944 118545752 125384930 148182190 163000409 200615888 237091504 250769860 296364380 326000818 501539720 592728760 652001636 815002045 1003079440 1185457520 1304003272 1630004090 2608006544 3260008180 6520016360 13040032720
• Sum of all divisors σ(n): 35618470272
• Sum of proper divisors (its aliquot sum) s(n): 22578437552
• 13040032720 is an abundant number, because the sum of its proper divisors (22578437552) is greater than itself. Its abundance is 9538404832

Bases of 13040032720

• Binary: 1100001001001111110001101111010000₂
• Hexadecimal: 0x3093F1BD0
• Base-36: 5ZNP5N4

Squares and roots of 13040032720

• 13040032720 squared (13040032720²) is 170042453338670598400
• 13040032720 cubed (13040032720³) is 2217359155325337844437979648000
• The square root of 13040032720 is 114192.9626553231
• The cube root of 13040032720 is 2353.7458124707

Scales and comparisons

• 13,040,032,720 seconds is equal to 414 years, 32 weeks, 6 days, 7 hours, 18 minutes, 40 seconds.
• To count from 1 to 13,040,032,720 would take you about eight hundred twenty-nine 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 13040032720 cubic inches would be around 196.1 feet tall.

Recreational maths with 13040032720

• 13040032720 backwards is 02723004031
• 13040032720 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13040032720's digits is 22
• More coming soon!