428503929872655217

Names of 428503929872655217

• Cardinal: 428503929872655217 can be written as Four hundred twenty-eight quadrillion, five hundred three trillion, nine hundred twenty-nine billion, eight hundred seventy-two million, six hundred fifty-five thousand, two hundred seventeen.

Scientific notation

• Scientific notation: 4.28503929872655217 × 10¹⁷

Factors of 428503929872655217

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 298

Divisors of 428503929872655217

• Number of divisors d(n): 192
• Complete list of divisors:
  1 7 49 67 97 127 343 469 679 889 2401 3283 4489 4753 6223 6499 8509 9409 12319 16807 22981 31423 33271 43561 45493 59563 65863 86233 117649 160867 219961 232897 304927 318451 416941 435433 461041 570103 603631 630403 823543 825373 912673 1126069 1194943 1539727 1630279 2134489 2229157 2918587 3048031 3227287 3990721 4225417 4412821 5777611 6388711 7882483 8364601 10778089 11411953 14941423 15604099 20430109 21336217 22591009 27935047 29577919 30889747 40443277 42237001 44720977 55177381 55299991 58552207 61149091 75446623 79883671 80061181 104589961 109228693 115909471 143010763 149353519 158137063 195545329 207045433 216228229 283102939 295659007 313046839 387099937 409865449 428043637 528126361 560428267 764600851 811366297 1001075341 1045474633 1106959441 1368817303 1449318031 1513597603 1981720573 2069613049 2191327873 2709699559 2869058143 2996305459 3696884527 3922997869 4096989097 5352205957 5364099127 5679564079 7007527387 7318322431 7748716087 7765934557 9581721121 10145226217 10595183221 13872044011 14487291343 15339295111 18967896913 20083407001 20974138213 27460985083 28678923679 37548693889 39756948553 51228257017 54361541899 67072047847 74166282547 97104308077 101411039401 107375065777 132775278391 140583849007 146818967491 192226895581 200752465753 262840857223 278298639871 358597799119 380530793293 469504334929 519163977829 520317615319 679730156539 709877275807 751625460439 929426948737 984086943049 1027732772437 1345588269067 1405267260271 1839886000561 1948090479097 2663715553051 3642223307233 4969140930649 6505988641159 7194129407059 9419117883469 9836870821897 12879202003927 13636633353679 18646008871357 25495563150631 34783986514543 45541920488113 50358905849413 65933825184283 68858095753279 90154414027489 95456433475753 130522062099499 178468942054417 482006670272953 631080898192423 913654434696493 1249282594380919 3374046691910671 4417566287346961 6395581042875451 8744978160666433 61214847124665031 428503929872655217
• Sum of all divisors σ(n): 516818072193024000
• Sum of proper divisors (its aliquot sum) s(n): 88314142320368783
• 428503929872655217 is a deficient number, because the sum of its proper divisors (88314142320368783) is less than itself. Its deficiency is 340189787552286434

Bases of 428503929872655217

• Binary: 10111110010010110100000110111001100111010110010001101110001₂
• Hexadecimal: 0x5F25A0DCCEB2371
• Base-36: 3977YRT6KI9D

Squares and roots of 428503929872655217

• 428503929872655217 squared (428503929872655217²) is 183615617916309420055222313757317089
• 428503929872655217 cubed (428503929872655217³) is 78680013863134506570720243210915305330476310639103313
• The square root of 428503929872655217 is 654602115.6952177289
• The cube root of 428503929872655217 is 753907.8575733691

Scales and comparisons

• 428,503,929,872,655,217 seconds is equal to 13,625,099,520 years, 13 weeks, 6 days, 22 hours, 53 minutes, 37 seconds.
• To count from 1 to 428,503,929,872,655,217 would take you about forty billion, eight hundred seventy-five million, two hundred ninety-eight thousand, five hundred sixty 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 428503929872655217 cubic inches would be around 62825.7 feet tall.

Recreational maths with 428503929872655217

• 428503929872655217 backwards is 712556278929305824
• The number of decimal digits it has is: 18
• The sum of 428503929872655217's digits is 85
• More coming soon!