428939021511

Names of 428939021511

• Cardinal: 428939021511 can be written as Four hundred twenty-eight billion, nine hundred thirty-nine million, twenty-one thousand, five hundred eleven.

Scientific notation

• Scientific notation: 4.28939021511 × 10¹¹

Factors of 428939021511

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 4668

Divisors of 428939021511

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 7 9 11 13 21 33 39 63 73 77 91 99 117 121 143 169 219 231 273 363 429 507 511 657 693 803 819 847 949 1001 1089 1183 1287 1521 1533 1573 1859 2409 2541 2847 3003 3549 4561 4599 4719 5577 5621 6643 7227 7623 8541 8833 9009 10439 10647 11011 12337 13013 13683 14157 16731 16863 19929 20449 26499 31317 31927 33033 37011 39039 41049 50171 50589 59293 59787 61347 61831 73073 79497 86359 93951 95781 99099 111033 114829 117117 135707 143143 150513 177879 184041 185493 219219 259077 287343 332953 344487 351197 407121 415051 429429 451539 533637 551881 556479 652223 657657 770809 777231 803803 949949 998859 1033461 1053591 1221363 1245153 1288287 1492777 1655643 1956669 2312427 2330671 2411409 2849847 2996577 3160773 3662483 3735459 3863167 4328389 4478331 4565561 4966929 5395663 5870007 6937281 6992013 7174453 7234227 8478899 8549541 10449439 10987449 11589501 12985167 13434993 13696683 16186989 20976039 21523359 25436697 25637381 30298723 31348317 32962347 34768503 38955501 40287313 41090049 47612279 48560967 50221171 56269057 59352293 64570077 76310091 76912143 90896169 93267889 94044951 120861939 142836837 150663513 168807171 178056879 230736429 272688507 279803667 282011191 333285953 362585817 393883399 428510511 451990539 506421513 523735069 534170637 618959627 652875223 839411001 846033573 999857859 1181650197 1571205207 1856878881 1958625669 2538100719 2999573577 3544950591 3666145483 4332717389 4713615621 5570636643 5875877007 6808555897 10998436449 12998152167 20425667691 32995309347 38994456501 47659891279 61277003073 142979673837 428939021511
• Sum of all divisors σ(n): 854521650528
• Sum of proper divisors (its aliquot sum) s(n): 425582629017
• 428939021511 is a deficient number, because the sum of its proper divisors (425582629017) is less than itself. Its deficiency is 3356392494

Bases of 428939021511

• Binary: 110001111011110110000100000110011000111₂
• Hexadecimal: 0x63DEC20CC7
• Base-36: 5H1V7V7R

Squares and roots of 428939021511

• 428939021511 squared (428939021511²) is 183988684174814120723121
• 428939021511 cubed (428939021511³) is 78919926159041179413281349494055831
• The square root of 428939021511 is 654934.3642770625
• The cube root of 428939021511 is 7541.6293733967

Scales and comparisons

• 428,939,021,511 seconds is equal to 13,638 years, 48 weeks, 4 days, 11 minutes, 51 seconds.
• To count from 1 to 428,939,021,511 would take you about twenty-seven thousand, two hundred seventy-seven 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 428939021511 cubic inches would be around 628.5 feet tall.

Recreational maths with 428939021511

• 428939021511 backwards is 115120939824
• The number of decimal digits it has is: 12
• The sum of 428939021511's digits is 45
• More coming soon!