13218336880

Names of 13218336880

• Cardinal: 13218336880 can be written as Thirteen billion, two hundred eighteen million, three hundred thirty-six thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 1.321833688 × 10¹⁰

Factors of 13218336880

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 10425

Divisors of 13218336880

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 29 35 40 56 58 70 79 80 112 116 140 145 158 203 232 280 290 316 395 406 464 553 560 580 632 790 812 1015 1106 1160 1264 1580 1624 2030 2212 2291 2320 2765 3160 3248 4060 4424 4582 5530 6320 8120 8848 9164 10303 11060 11455 16037 16240 18328 20606 22120 22910 32074 36656 41212 44240 45820 51515 64148 72121 80185 82424 91640 103030 128296 144242 160370 164848 183280 206060 256592 288484 298787 320740 360605 412120 576968 597574 641480 721210 813937 824240 1153936 1195148 1282960 1442420 1493935 1627874 2091509 2390296 2884840 2987870 3255748 4069685 4183018 4780592 5697559 5769680 5975740 6511496 8139370 8366036 10457545 11395118 11951480 13022992 16278740 16732072 20915090 22790236 23604173 23902960 28487795 32557480 33464144 41830180 45580472 47208346 56975590 65114960 83660360 91160944 94416692 113951180 118020865 165229211 167320720 188833384 227902360 236041730 330458422 377666768 455804720 472083460 660916844 826146055 944166920 1321833688 1652292110 1888333840 2643667376 3304584220 6609168440 13218336880
• Sum of all divisors σ(n): 36797644800
• Sum of proper divisors (its aliquot sum) s(n): 23579307920
• 13218336880 is an abundant number, because the sum of its proper divisors (23579307920) is greater than itself. Its abundance is 10360971040

Bases of 13218336880

• Binary: 1100010011110111111101000001110000₂
• Hexadecimal: 0x313DFD070
• Base-36: 62LUU0G

Squares and roots of 13218336880

• 13218336880 squared (13218336880²) is 174724429873168134400
• 13218336880 cubed (13218336880³) is 2309566375229472073380316672000
• The square root of 13218336880 is 114971.0262631417
• The cube root of 13218336880 is 2364.4253412053

Scales and comparisons

• 13,218,336,880 seconds is equal to 420 years, 15 weeks, 5 days, 14 minutes, 40 seconds.
• To count from 1 to 13,218,336,880 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 13218336880 cubic inches would be around 197 feet tall.

Recreational maths with 13218336880

• 13218336880 backwards is 08863381231
• The number of decimal digits it has is: 11
• The sum of 13218336880's digits is 43
• More coming soon!