21223269420

Names of 21223269420

• Cardinal: 21223269420 can be written as Twenty-one billion, two hundred twenty-three million, two hundred sixty-nine thousand, four hundred twenty.

Scientific notation

• Scientific notation: 2.122326942 × 10¹⁰

Factors of 21223269420

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 265

Divisors of 21223269420

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 19 20 30 38 57 60 76 79 95 114 157 158 190 228 237 285 314 316 361 380 395 471 474 570 628 722 785 790 942 948 1083 1140 1185 1444 1501 1570 1580 1805 1884 2166 2355 2370 2983 3002 3140 3610 4332 4503 4710 4740 5415 5966 6004 6241 7220 7505 8949 9006 9420 10830 11932 12403 12482 14915 15010 17898 18012 18723 21660 22515 24806 24964 28519 29830 30020 31205 35796 37209 37446 44745 45030 49612 56677 57038 59660 62015 62410 74418 74892 85557 89490 90060 93615 113354 114076 118579 124030 124820 142595 148836 170031 171114 178980 186045 187230 226708 235657 237158 248060 283385 285190 340062 342228 355737 372090 374460 427785 471314 474316 566770 570380 592895 680124 706971 711474 744180 850155 855570 942628 979837 1133540 1178285 1185790 1413942 1422948 1700310 1711140 1778685 1959674 2253001 2356570 2371580 2827884 2939511 3400620 3534855 3557370 3919348 4477483 4506002 4713140 4899185 5879022 6759003 7069710 7114740 8954966 9012004 9798370 11265005 11758044 13432449 13518006 14139420 14697555 17909932 18616903 19596740 22387415 22530010 26864898 27036012 29395110 33795015 37233806 44774830 45060020 53729796 55850709 58790220 67162245 67590030 74467612 89549660 93084515 111701418 134324490 135180060 186169030 223402836 268648980 279253545 353721157 372338060 558507090 707442314 1061163471 1117014180 1414884628 1768605785 2122326942 3537211570 4244653884 5305817355 7074423140 10611634710 21223269420
• Sum of all divisors σ(n): 63925941744
• Sum of proper divisors (its aliquot sum) s(n): 42702672324
• 21223269420 is an abundant number, because the sum of its proper divisors (42702672324) is greater than itself. Its abundance is 21479402904

Bases of 21223269420

• Binary: 10011110001000000010110010000101100₂
• Hexadecimal: 0x4F101642C
• Base-36: 9QZSBHO

Squares and roots of 21223269420

• 21223269420 squared (21223269420²) is 450427164873907136400
• 21223269420 cubed (21223269420³) is 9559537074205691483877888888000
• The square root of 21223269420 is 145682.0833870795
• The cube root of 21223269420 is 2768.6672427981

Scales and comparisons

• 21,223,269,420 seconds is equal to 674 years, 43 weeks, 2 days, 16 hours, 37 minutes.
• To count from 1 to 21,223,269,420 would take you about one thousand, three hundred forty-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 21223269420 cubic inches would be around 230.7 feet tall.

Recreational maths with 21223269420

• 21223269420 backwards is 02496232212
• The number of decimal digits it has is: 11
• The sum of 21223269420's digits is 33
• More coming soon!