21384606378231

Names of 21384606378231

• Cardinal: 21384606378231 can be written as Twenty-one trillion, three hundred eighty-four billion, six hundred six million, three hundred seventy-eight thousand, two hundred thirty-one.

Scientific notation

• Scientific notation: 2.1384606378231 × 10¹³

Factors of 21384606378231

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 12104

Divisors of 21384606378231

• Number of divisors d(n): 100
• Complete list of divisors:
  1 3 9 27 29 31 81 87 93 261 279 783 837 841 899 2349 2511 2523 2697 7569 8091 12041 22707 24273 24389 26071 36123 68121 72819 73167 78213 108369 219501 234639 325107 349189 373271 658503 703917 707281 756059 975321 1047567 1119813 1975509 2111751 2121843 2268177 3142701 3359439 6365529 6804531 9428103 10078317 10126481 10824859 19096587 20413593 21925711 28284309 30234951 30379443 32474577 57289761 61240779 65777133 91138329 97423731 197331399 273414987 292271193 293667949 313920911 591994197 820244961 876813579 881003847 941762733 1775982591 2643011541 2825288199 7929034623 8475864597 8516370521 9103706419 23787103869 25427593791 25549111563 27311119257 76647334689 81933357771 229942004067 245800073313 264007486151 689826012201 737400219939 792022458453 2376067375359 7128202126077 21384606378231
• Sum of all divisors σ(n): 34155913771584
• Sum of proper divisors (its aliquot sum) s(n): 12771307393353
• 21384606378231 is a deficient number, because the sum of its proper divisors (12771307393353) is less than itself. Its deficiency is 8613298984878

Bases of 21384606378231

• Binary: 100110111001011111101110111011110100011110111₂
• Hexadecimal: 0x1372FDDDE8F7
• Base-36: 7KVYAI4FR

Squares and roots of 21384606378231

• 21384606378231 squared (21384606378231²) is 457301389951877967030689361
• 21384606378231 cubed (21384606378231³) is 9779210220338831307921037241361433700391
• The square root of 21384606378231 is 4624349.2924119603
• The cube root of 21384606378231 is 27756.6524118681

Scales and comparisons

• 21,384,606,378,231 seconds is equal to 679,964 years, 17 weeks, 3 days, 6 hours, 23 minutes, 51 seconds.
• To count from 1 to 21,384,606,378,231 would take you about one million, six hundred ninety-nine thousand, nine hundred ten 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 21384606378231 cubic inches would be around 2313.1 feet tall.

Recreational maths with 21384606378231

• 21384606378231 backwards is 13287360648312
• The number of decimal digits it has is: 14
• The sum of 21384606378231's digits is 54
• More coming soon!