21265500684831

Names of 21265500684831

• Cardinal: 21265500684831 can be written as Twenty-one trillion, two hundred sixty-five billion, five hundred million, six hundred eighty-four thousand, eight hundred thirty-one.

Scientific notation

• Scientific notation: 2.1265500684831 × 10¹³

Factors of 21265500684831

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 256

Divisors of 21265500684831

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 13 19 23 39 57 69 97 101 169 247 291 299 303 437 507 741 897 1261 1311 1313 1843 1919 2231 2323 3211 3783 3887 3939 5529 5681 5757 6693 6969 9409 9633 9797 10201 11661 16393 17043 17069 23959 24947 28227 29003 29391 30199 30603 42389 44137 49179 51207 71877 73853 74841 87009 90597 122317 127167 127361 132411 132613 178771 186143 193819 216407 221559 225331 234623 311467 324311 366951 377039 382083 392587 397839 536313 551057 558429 573781 581457 649221 675993 703869 934401 950309 972933 989497 1131117 1177761 1590121 1653171 1655693 1721343 1723969 2324023 2419859 2519647 2813291 2850927 2929303 2968491 3050099 4111733 4281289 4457837 4770363 4967079 5171907 6972069 7163741 7259577 7459153 7558941 8439873 8787909 9150297 12335199 12354017 12843867 12863461 13373511 18055871 18800443 21491223 21857107 22377459 22758431 30212299 31458167 32755411 36572783 37062051 38080939 38590383 39651287 53452529 54167613 55656757 56401329 57951881 65571321 68275293 90636897 94374501 95981209 98266233 109718349 114242817 118953861 160357587 160602221 166970271 167224993 173855643 234726323 244405759 284142391 287943627 295859603 415285033 432410189 481806663 501674979 694882877 704178969 723537841 733217277 753374453 852427173 887578809 1245855099 1247755717 1297230567 1823642971 2084648631 2170613523 2207567807 2260123359 3051442199 3177274867 3693851083 3743267151 3846174839 5398705429 5470928913 5621332457 6622703421 9154326597 9531824601 11081553249 11538524517 16196116287 16220824321 16863997371 23707358623 28698381491 41943788333 48662472963 70183170577 71122075869 73077321941 86095144473 125831364999 210549511731 219231965823 308195662099 373078959383 545269248329 924586986297 1119236878149 1635807744987 7088500228277 21265500684831
• Sum of all divisors σ(n): 34415930194560
• Sum of proper divisors (its aliquot sum) s(n): 13150429509729
• 21265500684831 is a deficient number, because the sum of its proper divisors (13150429509729) is less than itself. Its deficiency is 8115071175102

Bases of 21265500684831

• Binary: 100110101011101000010100111010100001000011111₂
• Hexadecimal: 0x1357429D421F
• Base-36: 7JD8I1R8F

Squares and roots of 21265500684831

• 21265500684831 squared (21265500684831²) is 452221519376547729993498561
• 21265500684831 cubed (21265500684831³) is 9616717029997291088337302128123113028191
• The square root of 21265500684831 is 4611453.2074857921
• The cube root of 21265500684831 is 27705.0244309419

Scales and comparisons

• 21,265,500,684,831 seconds is equal to 676,177 years, 7 weeks, 3 days, 3 hours, 33 minutes, 51 seconds.
• To count from 1 to 21,265,500,684,831 would take you about one million, six hundred ninety thousand, four hundred forty-two 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 21265500684831 cubic inches would be around 2308.8 feet tall.

Recreational maths with 21265500684831

• 21265500684831 backwards is 13848600556212
• The number of decimal digits it has is: 14
• The sum of 21265500684831's digits is 51
• More coming soon!