428077142541188721

Names of 428077142541188721

• Cardinal: 428077142541188721 can be written as Four hundred twenty-eight quadrillion, seventy-seven trillion, one hundred forty-two billion, five hundred forty-one million, one hundred eighty-eight thousand, seven hundred twenty-one.

Scientific notation

• Scientific notation: 4.28077142541188721 × 10¹⁷

Factors of 428077142541188721

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 30757

Divisors of 428077142541188721

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 7 9 19 21 57 63 133 171 399 1197 1801 2677 3221 5403 8031 9663 12607 16209 18739 22547 23029 24093 28989 34219 37821 50863 56217 61199 67641 69087 102657 113463 152589 161203 168651 183597 202923 207261 239533 307971 356041 428393 437551 457767 483609 550791 718599 1068123 1285179 1312653 1450827 2155797 3062857 3204369 3855537 3937959 4821277 5801021 8622617 9188571 14463831 17403063 25867851 27565713 33748939 40607147 41475229 43391493 52209189 60358319 61648633 74176409 77603553 91604263 101246817 110219399 121821441 124425687 163829723 181074957 184945899 222529227 274812789 290326603 303740451 330658197 365464323 373277061 431540431 491489169 519234863 543224871 554837697 641229841 667587681 771535793 788029351 824438367 870979809 991974591 1146808061 1171324027 1294621293 1409351771 1474467507 1557704589 1923689523 2314607379 2364088053 2612939427 3440424183 3513972081 3883863879 4228055313 4673113767 5516205457 5771068569 6943822137 7092264159 8199268189 9865462397 10321272549 10541916243 12684165939 15529333217 16548616371 24597804567 29596387191 46587999651 49645849113 73793413701 88789161573 108705332519 111029188033 133591712609 139763998953 198570246893 295057331123 326115997557 333087564099 400775137827 595710740679 777204316231 885171993369 935141988263 978347992671 999262692297 1202325413481 1389991728251 1787132222037 2065401317861 2109554572627 2331612948693 2538242539571 2655515980107 2805425964789 3772834690967 4169975184753 6196203953583 6328663717881 6994838846079 7614727618713 8416277894367 11318504072901 12509925554259 14766882008389 17767697776997 18588611860749 18985991153643 22844182856139 26409842836769 33955512218703 44300646025167 53303093330991 79229528510307 132901938075501 159909279992973 237688585530921 357625014654293 1072875043962879 2503375102580051 3218625131888637 6794875278431567 7510125307740153 20384625835294701 22530375923220459 47564126949020969 61153877505884103 142692380847062907 428077142541188721
• Sum of all divisors σ(n): 744814577958796800
• Sum of proper divisors (its aliquot sum) s(n): 316737435417608079
• 428077142541188721 is a deficient number, because the sum of its proper divisors (316737435417608079) is less than itself. Its deficiency is 111339707123580642

Bases of 428077142541188721

• Binary: 10111110000110101011110010010100001101000011011111001110001₂
• Hexadecimal: 0x5F0D5E4A1A1BE71
• Base-36: 3930OKF0QIY9

Squares and roots of 428077142541188721

• 428077142541188721 squared (428077142541188721²) is 183250039966229206229515995737615841
• 428077142541188721 cubed (428077142541188721³) is 78445153479302029872182270810839765291488190580129361
• The square root of 428077142541188721 is 654276044.6028791607
• The cube root of 428077142541188721 is 753657.4785355655

Scales and comparisons

• 428,077,142,541,188,721 seconds is equal to 13,611,529,003 years, 13 weeks, 6 days, 16 hours, 25 minutes, 21 seconds.
• To count from 1 to 428,077,142,541,188,721 would take you about forty billion, eight hundred thirty-four million, five hundred eighty-seven thousand and 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 428077142541188721 cubic inches would be around 62804.8 feet tall.

Recreational maths with 428077142541188721

• 428077142541188721 backwards is 127881145241770824
• The number of decimal digits it has is: 18
• The sum of 428077142541188721's digits is 72
• More coming soon!