13209771040

Names of 13209771040

• Cardinal: 13209771040 can be written as Thirteen billion, two hundred nine million, seven hundred seventy-one thousand and forty.

Scientific notation

• Scientific notation: 1.320977104 × 10¹⁰

Factors of 13209771040

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 7065

Divisors of 13209771040

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 80 109 160 218 436 545 872 1090 1744 2180 3488 4360 6949 8720 11881 13898 17440 23762 27796 34745 47524 55592 59405 69490 95048 111184 118810 138980 190096 222368 237620 277960 380192 475240 555920 757441 950480 1111840 1514882 1900960 3029764 3787205 6059528 7574410 12119056 15148820 24238112 30297640 60595280 82561069 121190560 165122138 330244276 412805345 660488552 825610690 1320977104 1651221380 2641954208 3302442760 6604885520 13209771040
• Sum of all divisors σ(n): 31501556100
• Sum of proper divisors (its aliquot sum) s(n): 18291785060
• 13209771040 is an abundant number, because the sum of its proper divisors (18291785060) is greater than itself. Its abundance is 5082014020

Bases of 13209771040

• Binary: 1100010011010111010001110000100000₂
• Hexadecimal: 0x3135D1C20
• Base-36: 62GR8KG

Squares and roots of 13209771040

• 13209771040 squared (13209771040²) is 174498050929222681600
• 13209771040 cubed (13209771040³) is 2305079299701290869110820864000
• The square root of 13209771040 is 114933.7680579559
• The cube root of 13209771040 is 2363.9144936401

Scales and comparisons

• 13,209,771,040 seconds is equal to 420 years, 1 week, 3 days, 20 hours, 50 minutes, 40 seconds.
• To count from 1 to 13,209,771,040 would take you about eight hundred forty 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 13209771040 cubic inches would be around 197 feet tall.

Recreational maths with 13209771040

• 13209771040 backwards is 04017790231
• The number of decimal digits it has is: 11
• The sum of 13209771040's digits is 34
• More coming soon!