428989385825

Names of 428989385825

• Cardinal: 428989385825 can be written as Four hundred twenty-eight billion, nine hundred eighty-nine million, three hundred eighty-five thousand, eight hundred twenty-five.

Scientific notation

• Scientific notation: 4.28989385825 × 10¹¹

Factors of 428989385825

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 620

Divisors of 428989385825

• Number of divisors d(n): 288
• Complete list of divisors:
  1 5 7 11 13 25 35 37 49 55 65 77 91 121 143 175 185 245 259 275 325 385 407 455 481 539 547 605 637 715 847 925 1001 1225 1295 1331 1573 1813 1925 2035 2275 2405 2695 2735 2849 3025 3185 3367 3575 3829 4235 4477 5005 5291 5929 6017 6475 6655 7007 7111 7865 9065 9317 10175 11011 12025 13475 13675 14245 15925 16835 17303 19145 19943 20239 21175 22385 23569 25025 26455 26803 29645 30085 31339 33275 35035 35555 37037 39325 42119 45325 46585 49247 49777 55055 58201 65219 66187 71225 77077 78221 84175 86515 95725 99715 101195 111925 117845 121121 132275 134015 141673 148225 150425 156695 175175 177775 185185 210595 219373 222629 232925 246235 248885 259259 263107 275275 291005 294833 326095 330935 344729 348439 385385 391105 407407 432575 463309 498575 505975 547547 589225 605605 640211 670075 708365 728057 783475 847847 860431 925925 991711 1052975 1096865 1113145 1231175 1244425 1296295 1315535 1455025 1474165 1558403 1630475 1654675 1723645 1742195 1841749 1926925 1955525 2037035 2316545 2413103 2448919 2737735 2851849 2894177 3028025 3201055 3243163 3541825 3640285 3832829 4239235 4302155 4481477 4958555 5096399 5484325 5565725 6023017 6481475 6577675 7370825 7792015 8618225 8710975 9208745 9464741 10185175 10908821 11582725 12065515 12244595 12892243 13688675 14259245 14470885 16005275 16215815 17142433 18201425 19164145 20259239 21196175 21510775 22407385 24792775 25481995 26938109 30115085 31370339 31835947 35674793 38960075 42161119 46043725 47323705 54544105 60327575 61222975 64461215 66253187 71296225 72354425 81079075 85712165 95820725 101296195 112036925 119997031 127409975 134690545 141814673 150575425 156851695 159179735 178373965 188566763 210805595 222851629 236618525 272720525 322306075 331265935 350195417 428560825 463772309 506480975 599985155 673452725 709073365 784258475 795898675 891869825 942833815 1054027975 1114258145 1319967341 1559961403 1656329675 1750977085 2318861545 2451367919 2999925775 3545366825 4714169075 5571290725 6599836705 7799807015 8754885425 11594307725 12256839595 17159575433 32999183525 38999035075 61284197975 85797877165 428989385825
• Sum of all divisors σ(n): 754170979968
• Sum of proper divisors (its aliquot sum) s(n): 325181594143
• 428989385825 is a deficient number, because the sum of its proper divisors (325181594143) is less than itself. Its deficiency is 103807791682

Bases of 428989385825

• Binary: 110001111100001110000101000110001100001₂
• Hexadecimal: 0x63E1C28C61
• Base-36: 5H2P7CKH

Squares and roots of 428989385825

• 428989385825 squared (428989385825²) is 184031893150510710930625
• 428989385825 cubed (428989385825³) is 78947728814849614167212932933390625
• The square root of 428989385825 is 654972.8130426485
• The cube root of 428989385825 is 7541.9245312207

Scales and comparisons

• 428,989,385,825 seconds is equal to 13,640 years, 27 weeks, 5 days, 22 hours, 17 minutes, 5 seconds.
• To count from 1 to 428,989,385,825 would take you about twenty-seven thousand, two hundred eighty-one 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 428989385825 cubic inches would be around 628.5 feet tall.

Recreational maths with 428989385825

• 428989385825 backwards is 528583989824
• The number of decimal digits it has is: 12
• The sum of 428989385825's digits is 71
• More coming soon!