13161663800

Names of 13161663800

• Cardinal: 13161663800 can be written as Thirteen billion, one hundred sixty-one million, six hundred sixty-three thousand, eight hundred.

Scientific notation

• Scientific notation: 1.31616638 × 10¹⁰

Factors of 13161663800

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 85

Divisors of 13161663800

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 8 10 20 25 31 40 47 50 62 94 100 124 155 188 200 235 248 310 376 470 620 775 940 961 1175 1240 1457 1550 1880 1922 2209 2350 2914 3100 3844 4418 4700 4805 5828 6200 7285 7688 8836 9400 9610 11045 11656 14570 17672 19220 22090 24025 29140 29791 36425 38440 44180 45167 48050 55225 58280 59582 68479 72850 88360 90334 96100 110450 119164 136958 145700 148955 180668 192200 220900 225835 238328 273916 291400 297910 342395 361336 441800 451670 547832 595820 684790 744775 903340 1129175 1191640 1369580 1400177 1489550 1711975 1806680 2122849 2258350 2739160 2800354 2979100 3423950 4245698 4516700 5600708 5958200 6847900 7000885 8491396 9033400 10614245 11201416 13695800 14001770 16982792 21228490 28003540 35004425 42456980 53071225 56007080 65808319 70008850 84913960 106142450 131616638 140017700 212284900 263233276 280035400 329041595 424569800 526466552 658083190 1316166380 1645207975 2632332760 3290415950 6580831900 13161663800
• Sum of all divisors σ(n): 32307961920
• Sum of proper divisors (its aliquot sum) s(n): 19146298120
• 13161663800 is an abundant number, because the sum of its proper divisors (19146298120) is greater than itself. Its abundance is 5984634320

Bases of 13161663800

• Binary: 1100010000011111110000110100111000₂
• Hexadecimal: 0x3107F0D38
• Base-36: 61O44S8

Squares and roots of 13161663800

• 13161663800 squared (13161663800²) is 173229393984230440000
• 13161663800 cubed (13161663800³) is 2279987043898183553006072000000
• The square root of 13161663800 is 114724.2947243521
• The cube root of 13161663800 is 2361.0413746579

Scales and comparisons

• 13,161,663,800 seconds is equal to 418 years, 26 weeks, 1 hour, 43 minutes, 20 seconds.
• To count from 1 to 13,161,663,800 would take you about eight hundred thirty-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 13161663800 cubic inches would be around 196.8 feet tall.

Recreational maths with 13161663800

• 13161663800 backwards is 00836616131
• The number of decimal digits it has is: 11
• The sum of 13161663800's digits is 35
• More coming soon!