421979565789

Names of 421979565789

• Cardinal: 421979565789 can be written as Four hundred twenty-one billion, nine hundred seventy-nine million, five hundred sixty-five thousand, seven hundred eighty-nine.

Scientific notation

• Scientific notation: 4.21979565789 × 10¹¹

Factors of 421979565789

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 124

Divisors of 421979565789

• Number of divisors d(n): 156
• Complete list of divisors:
  1 3 9 19 23 27 57 69 79 81 171 207 237 243 437 513 529 621 711 729 1311 1501 1539 1587 1817 1863 2133 2187 3933 4503 4617 4761 5451 5589 6399 6561 10051 11799 13509 13851 14283 16353 16767 19197 19683 30153 34523 35397 40527 41553 41791 42849 49059 50301 57591 59049 90459 103569 106191 121581 124659 125373 128547 147177 150903 172773 177147 271377 310707 318573 364743 373977 376119 385641 441531 452709 518319 531441 794029 814131 932121 955719 1094229 1121931 1128357 1156923 1324593 1358127 1554957 2382087 2442393 2796363 2867157 3282687 3365793 3385071 3470769 3973779 4074381 4664871 7146261 7327179 8389089 8601471 9848061 10097379 10155213 10412307 11921337 12223143 13994613 21438783 21981537 25167267 25804413 29544183 30465639 31236921 35764011 41983839 64316349 65944611 75501801 77413239 88632549 91396917 93710763 107292033 192949047 197833833 226505403 232239717 265897647 274190751 281132289 321876099 578847141 593501499 679516209 797692941 822572253 965628297 1736541423 1780504497 2038548627 2467716759 5209624269 5341513491 6115645881 7403150277 15628872807 18346937643 22209450831 46886618421 140659855263 421979565789
• Sum of all divisors σ(n): 705328052800
• Sum of proper divisors (its aliquot sum) s(n): 283348487011
• 421979565789 is a deficient number, because the sum of its proper divisors (283348487011) is less than itself. Its deficiency is 138631078778

Bases of 421979565789

• Binary: 110001000111111111100010010111011011101₂
• Hexadecimal: 0x623FF12EDD
• Base-36: 5DURQKT9

Squares and roots of 421979565789

• 421979565789 squared (421979565789²) is 178066753943472979192521
• 421979565789 cubed (421979565789³) is 75140531510523431210314243416264069
• The square root of 421979565789 is 649599.5426329979
• The cube root of 421979565789 is 7500.6195979317

Scales and comparisons

• 421,979,565,789 seconds is equal to 13,417 years, 33 weeks, 3 days, 18 hours, 3 minutes, 9 seconds.
• To count from 1 to 421,979,565,789 would take you about twenty-six thousand, eight hundred thirty-five 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 421979565789 cubic inches would be around 625.1 feet tall.

Recreational maths with 421979565789

• 421979565789 backwards is 987565979124
• The number of decimal digits it has is: 12
• The sum of 421979565789's digits is 72
• More coming soon!