428201213421720

Names of 428201213421720

• Cardinal: 428201213421720 can be written as Four hundred twenty-eight trillion, two hundred one billion, two hundred thirteen million, four hundred twenty-one thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 4.2820121342172 × 10¹⁴

Factors of 428201213421720

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 627801

Divisors of 428201213421720

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 1061 2122 3183 4244 5305 5413 6366 8488 10610 10826 12732 15915 16239 21220 21652 25464 27065 31830 32478 42440 43304 54130 63660 64956 81195 108260 127320 129912 162390 216520 324780 621317 649560 1242634 1863951 2485268 3106585 3727902 4970536 5743193 6213170 7455804 9319755 11486386 12426340 14911608 17229579 18639510 22972772 24852680 28715965 34459158 37279020 45945544 57431930 68918316 74558040 86147895 114863860 137836632 172295790 229727720 344591580 659217337 689183160 1318434674 1977652011 2636869348 3296086685 3363188921 3955304022 5273738696 6592173370 6726377842 7910608044 9888260055 10089566763 13184346740 13452755684 15821216088 16815944605 19776520110 20179133526 26368693480 26905511368 33631889210 39553040220 40358267052 50447833815 67263778420 79106080440 80716534104 100895667630 134527556840 201791335260 403582670520 3568343445181 7136686890362 10705030335543 14273373780724 17841717225905 21410060671086 28546747561448 35683434451810 42820121342172 53525151677715 71366868903620 85640242684344 107050303355430 142733737807240 214100606710860 428201213421720
• Sum of all divisors σ(n): 1286054000072640
• Sum of proper divisors (its aliquot sum) s(n): 857852786650920
• 428201213421720 is an abundant number, because the sum of its proper divisors (857852786650920) is greater than itself. Its abundance is 429651573229200

Bases of 428201213421720

• Binary: 1100001010111001001011101001101111110100010011000₂
• Hexadecimal: 0x185725D37E898
• Base-36: 47S8X6N63C

Squares and roots of 428201213421720

• 428201213421720 squared (428201213421720²) is 183356279175833400270567758400
• 428201213421720 cubed (428201213421720³) is 78513381231583512335804103907674774272448000
• The square root of 428201213421720 is 20693023.3030777791
• The cube root of 428201213421720 is 75373.0283103827

Scales and comparisons

• 428,201,213,421,720 seconds is equal to 13,615,474 years, 3 weeks, 5 days, 18 hours, 2 minutes.
• To count from 1 to 428,201,213,421,720 would take you about thirty-four million, thirty-eight thousand, six hundred eighty-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 428201213421720 cubic inches would be around 6281.1 feet tall.

Recreational maths with 428201213421720

• 428201213421720 backwards is 027124312102824
• The number of decimal digits it has is: 15
• The sum of 428201213421720's digits is 39
• More coming soon!