6442597778487988

Names of 6442597778487988

• Cardinal: 6442597778487988 can be written as Six quadrillion, four hundred forty-two trillion, five hundred ninety-seven billion, seven hundred seventy-eight million, four hundred eighty-seven thousand, nine hundred eighty-eight.

Scientific notation

• Scientific notation: 6.442597778487988 × 10¹⁵

Factors of 6442597778487988

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 140991

Divisors of 6442597778487988

• Number of divisors d(n): 54
• Complete list of divisors:
  1 2 4 13 26 52 79 158 316 1027 2054 4108 6241 12482 24964 81133 140897 162266 281794 324532 563588 1831661 3663322 7326644 11130863 22261726 44523452 144701219 289402438 578804876 879338177 1758676354 3517352708 11431396301 19851964609 22862792602 39703929218 45725585204 79407858436 258075539917 516151079834 1032302159668 1568305204111 3136610408222 6273220816444 20387967653443 40775935306886 81551870613772 123896111124769 247792222249538 495584444499076 1610649444621997 3221298889243994 6442597778487988
• Sum of all divisors σ(n): 12297545573155206
• Sum of proper divisors (its aliquot sum) s(n): 5854947794667218
• 6442597778487988 is a deficient number, because the sum of its proper divisors (5854947794667218) is less than itself. Its deficiency is 587649983820770

Bases of 6442597778487988

• Binary: 10110111000111000001000110000000001000111101010110100₂
• Hexadecimal: 0x16E38230047AB4
• Base-36: 1RFPKK6D704

Squares and roots of 6442597778487988

• 6442597778487988 squared (6442597778487988²) is 41507066135378358093219460288144
• 6442597778487988 cubed (6442597778487988³) is 267413332075342607229935025927949752131122814272
• The square root of 6442597778487988 is 80265794.5733298525
• The cube root of 6442597778487988 is 186074.5623371579

Scales and comparisons

• 6,442,597,778,487,988 seconds is equal to 204,854,681 years, 4 weeks, 5 days, 16 hours, 26 minutes, 28 seconds.
• To count from 1 to 6,442,597,778,487,988 would take you about six hundred fourteen million, five hundred sixty-four thousand and forty-three 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 6442597778487988 cubic inches would be around 15506.2 feet tall.

Recreational maths with 6442597778487988

• 6442597778487988 backwards is 8897848777952446
• The number of decimal digits it has is: 16
• The sum of 6442597778487988's digits is 103
• More coming soon!