21077629917444

Names of 21077629917444

• Cardinal: 21077629917444 can be written as Twenty-one trillion, seventy-seven billion, six hundred twenty-nine million, nine hundred seventeen thousand, four hundred forty-four.

Scientific notation

• Scientific notation: 2.1077629917444 × 10¹³

Factors of 21077629917444

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 24719

Divisors of 21077629917444

• Number of divisors d(n): 81
• Complete list of divisors:
  1 2 3 4 6 9 12 18 31 36 62 93 124 186 279 372 558 961 1116 1922 2883 3844 5766 8649 11532 17298 24683 34596 49366 74049 98732 148098 222147 296196 444294 765173 888588 1530346 2295519 3060692 4591038 6886557 9182076 13773114 23720363 27546228 47440726 71161089 94881452 142322178 213483267 284644356 426966534 609250489 853933068 1218500978 1827751467 2437001956 3655502934 5483254401 7311005868 10966508802 18886765159 21933017604 37773530318 56660295477 75547060636 113320590954 169980886431 226641181908 339961772862 585489719929 679923545724 1170979439858 1756469159787 2341958879716 3512938319574 5269407479361 7025876639148 10538814958722 21077629917444
• Sum of all divisors σ(n): 55055932457799
• Sum of proper divisors (its aliquot sum) s(n): 33978302540355
• 21077629917444 is an abundant number, because the sum of its proper divisors (33978302540355) is greater than itself. Its abundance is 12900672622911

Bases of 21077629917444

• Binary: 100110010101110000100101001001101100100000100₂
• Hexadecimal: 0x132B84A4D904
• Base-36: 7GYXGN7D0

Squares and roots of 21077629917444

• 21077629917444 squared (21077629917444²) is 444266482936730362255493136
• 21077629917444 cubed (21077629917444³) is 9364084512064852220062538001783188664384
• 21077629917444 is a perfect square number. Its square root is 4591038
• The cube root of 21077629917444 is 27623.1959996407

Scales and comparisons

• 21,077,629,917,444 seconds is equal to 670,203 years, 22 weeks, 3 days, 23 hours, 17 minutes, 24 seconds.
• To count from 1 to 21,077,629,917,444 would take you about one million, six hundred seventy-five thousand, five hundred eight 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 21077629917444 cubic inches would be around 2301.9 feet tall.

Recreational maths with 21077629917444

• 21077629917444 backwards is 44471992677012
• The number of decimal digits it has is: 14
• The sum of 21077629917444's digits is 63
• More coming soon!