121581642664000

Names of 121581642664000

• Cardinal: 121581642664000 can be written as One hundred twenty-one trillion, five hundred eighty-one billion, six hundred forty-two million, six hundred sixty-four thousand.

Scientific notation

• Scientific notation: 1.21581642664 × 10¹⁴

Factors of 121581642664000

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2484

Divisors of 121581642664000

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 125 160 200 250 320 400 500 800 1000 1600 2000 2477 4000 4954 8000 9908 12385 19816 24770 39632 49540 61925 79264 99080 123850 158528 198160 247700 309625 396320 495400 619250 792640 990800 1238500 1981600 2477000 3963200 4954000 6135529 9908000 12271058 19816000 24542116 30677645 49084232 61355290 98168464 122710580 153388225 196336928 245421160 306776450 392673856 490842320 613552900 766941125 981684640 1227105800 1533882250 1963369280 2454211600 3067764500 4908423200 6135529000 9816846400 12271058000 24542116000 49084232000
• Sum of all divisors σ(n): 121654164626684
• Sum of proper divisors (its aliquot sum) s(n): 72521962684
• 121581642664000 is a deficient number, because the sum of its proper divisors (72521962684) is less than itself. Its deficiency is 121509120701316

Bases of 121581642664000

• Binary: 11011101001001111101110100111110100100001000000₂
• Hexadecimal: 0x6E93EE9F4840
• Base-36: 173HU2WAPS

Squares and roots of 121581642664000

• 121581642664000 squared (121581642664000²) is 14782095832876585016896000000
• 121581642664000 cubed (121581642664000³) is 1797231493377804422736865874450944000000000
• The square root of 121581642664000 is 11026406.6070501863
• 121581642664000 is a perfect cube number. Its cube root is 49540

Scales and comparisons

• 121,581,642,664,000 seconds is equal to 3,865,920 years, 8 weeks, 2 days, 5 hours, 46 minutes, 40 seconds.
• To count from 1 to 121,581,642,664,000 would take you about nine million, six hundred sixty-four thousand, eight hundred 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 121581642664000 cubic inches would be around 4128.3 feet tall.

Recreational maths with 121581642664000

• 121581642664000 backwards is 000466246185121
• The number of decimal digits it has is: 15
• The sum of 121581642664000's digits is 46
• More coming soon!