3991127014159947

Names of 3991127014159947

• Cardinal: 3991127014159947 can be written as Three quadrillion, nine hundred ninety-one trillion, one hundred twenty-seven billion, fourteen million, one hundred fifty-nine thousand, nine hundred forty-seven.

Scientific notation

• Scientific notation: 3.991127014159947 × 10¹⁵

Factors of 3991127014159947

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 3987567

Divisors of 3991127014159947

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 9 27 31 93 191 279 573 837 1719 5157 5921 6271 17763 18813 53289 56439 159867 169317 194401 583203 1197761 1749609 3593283 3981071 5248827 10779849 11943213 32339547 35829639 37130591 107488917 111391773 123413201 334175319 370239603 760384561 1002525957 1110718809 2281153683 3332156427 6843461049 20530383147 23571921391 24965296241 70715764173 74895888723 212147292519 224687666169 636441877557 674062998507 773924183471 2321772550413 4768371582031 6965317651239 14305114746093 20895952953717 42915344238279 128746032714837 147819519042961 443458557128883 1330375671386649 3991127014159947
• Sum of all divisors σ(n): 6136451133603840
• Sum of proper divisors (its aliquot sum) s(n): 2145324119443893
• 3991127014159947 is a deficient number, because the sum of its proper divisors (2145324119443893) is less than itself. Its deficiency is 1845802894716054

Bases of 3991127014159947

• Binary: 1110001011011110100010101011111011101011011001001011₂
• Hexadecimal: 0xE2DE8ABEEB64B
• Base-36: 13AQIFSDV0R

Squares and roots of 3991127014159947

• 3991127014159947 squared (3991127014159947²) is 15929094843157293781042099042809
• 3991127014159947 cubed (3991127014159947³) is 63575040739640979193529802229414882957926171123
• The square root of 3991127014159947 is 63175367.1470134553
• The cube root of 3991127014159947 is 158622.6434087553

Scales and comparisons

• 3,991,127,014,159,947 seconds is equal to 126,905,493 years, 35 weeks, 3 days, 22 hours, 12 minutes, 27 seconds.
• To count from 1 to 3,991,127,014,159,947 would take you about three hundred eighty million, seven hundred sixteen thousand, four hundred eighty-one 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 3991127014159947 cubic inches would be around 13218.6 feet tall.

Recreational maths with 3991127014159947

• 3991127014159947 backwards is 7499514107211993
• The number of decimal digits it has is: 16
• The sum of 3991127014159947's digits is 72
• More coming soon!