21357291124499

Names of 21357291124499

• Cardinal: 21357291124499 can be written as Twenty-one trillion, three hundred fifty-seven billion, two hundred ninety-one million, one hundred twenty-four thousand, four hundred ninety-nine.

Scientific notation

• Scientific notation: 2.1357291124499 × 10¹³

Factors of 21357291124499

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 202

Divisors of 21357291124499

• Number of divisors d(n): 108
• Complete list of divisors:
  1 11 19 59 113 121 209 361 649 1121 1243 1331 2147 2299 3481 3971 6667 7139 12331 12769 13673 21299 23617 25289 38291 40793 43681 66139 73337 78529 126673 135641 140459 150403 234289 242611 259787 393353 421201 448723 480491 727529 753371 806707 1256641 1393403 1492051 1545049 2406787 2577179 2668721 2857657 4326883 4609609 4633211 4935953 7473707 8002819 8287081 8873777 13823051 14314049 15327433 16995539 26474657 28348969 29355931 44448889 47595713 50705699 54295483 82210777 88031009 91157891 142000433 152053561 157454539 168601763 271966931 291221227 322915241 488937779 523552843 557762689 844528891 904318547 1002736801 1562004763 1672589171 1731999929 2991636241 3203433497 5378315569 6135389579 9289817801 9947504017 16046048929 17182052393 19051999219 32907998651 59161471259 102187995811 176506538219 189002576323 361987985161 1124067953921 1941571920409 21357291124499
• Sum of all divisors σ(n): 25445382634152
• Sum of proper divisors (its aliquot sum) s(n): 4088091509653
• 21357291124499 is a deficient number, because the sum of its proper divisors (4088091509653) is less than itself. Its deficiency is 17269199614846

Bases of 21357291124499

• Binary: 100110110110010100001110000000011011100010011₂
• Hexadecimal: 0x136CA1C03713
• Base-36: 7KJEJPFRN

Squares and roots of 21357291124499

• 21357291124499 squared (21357291124499²) is 456133884176603759918001001
• 21357291124499 cubed (21357291124499³) is 9741784156108234338365875022679497623499
• The square root of 21357291124499 is 4621394.9327555853
• The cube root of 21357291124499 is 27744.8292178811

Scales and comparisons

• 21,357,291,124,499 seconds is equal to 679,095 years, 41 weeks, 2 days, 11 hours, 54 minutes, 59 seconds.
• To count from 1 to 21,357,291,124,499 would take you about one million, six hundred ninety-seven thousand, seven hundred thirty-nine 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 21357291124499 cubic inches would be around 2312.1 feet tall.

Recreational maths with 21357291124499

• 21357291124499 backwards is 99442119275312
• 21357291124499 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21357291124499's digits is 59
• More coming soon!