228165667821

Names of 228165667821

• Cardinal: 228165667821 can be written as Two hundred twenty-eight billion, one hundred sixty-five million, six hundred sixty-seven thousand, eight hundred twenty-one.

Scientific notation

• Scientific notation: 2.28165667821 × 10¹¹

Factors of 228165667821

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 183

Divisors of 228165667821

• Number of divisors d(n): 432
• Complete list of divisors:
  1 3 7 9 13 19 21 23 29 39 57 63 69 87 89 91 117 133 161 169 171 203 207 247 261 267 273 299 361 377 399 437 483 507 551 609 623 667 741 801 819 897 1083 1131 1157 1183 1197 1311 1449 1521 1653 1691 1729 1827 1869 2001 2047 2093 2223 2527 2581 2639 2691 3059 3211 3249 3393 3471 3549 3857 3887 3933 4669 4693 4901 4959 5073 5187 5607 5681 6003 6141 6279 7163 7581 7743 7917 8099 8303 8671 9177 9633 10413 10469 10647 11571 11661 11837 12673 14007 14079 14329 14703 15041 15219 15561 17043 18067 18423 18837 21489 21983 22477 22743 23229 23751 24297 24909 26013 26611 27209 27531 28899 31407 32129 32851 33553 34307 34713 34983 35511 38019 38893 39767 42021 42237 42987 44109 45123 49039 50141 51129 54201 58121 59363 60697 61009 64467 65949 67431 72891 73283 73853 74727 78039 79833 81627 88711 93119 94221 96387 98553 100659 102921 105287 106533 107939 112723 114057 116679 119301 128961 135369 136097 147117 150423 153881 162603 164749 174363 178089 182091 183027 186277 197847 202293 219849 221559 224903 234871 239499 240787 244881 266133 272251 279357 285779 289161 295659 301977 308763 315861 323817 338169 343273 345943 350037 357903 408291 415541 417677 427063 436189 441351 451269 461643 494247 505609 516971 523089 534267 546273 549081 558831 637507 651833 659547 664677 674709 704613 722361 738967 755573 771719 789061 798399 816753 838071 857337 931741 947583 952679 971451 1014507 1029819 1037829 1127897 1153243 1224873 1246623 1253031 1281189 1308567 1384929 1403207 1482741 1516827 1550913 1676493 1685509 1769261 1912521 1955499 2000453 2024127 2113839 2141737 2167083 2216901 2266719 2315157 2367183 2421601 2450259 2572011 2795223 2858037 2923739 3053323 3089457 3113487 3130231 3383691 3459729 3539263 3739869 3759093 3843567 3925701 4209621 4462549 4550481 4652739 5056527 5172769 5307783 5402033 5429801 5737563 5866497 6001359 6425211 6522187 6572917 6650703 6800157 6945471 7101549 7264803 7895279 8287591 8385669 8574111 8771217 9159969 9390693 9606571 9822449 10032347 10151073 10379187 10617789 12112633 12384827 12628863 13387647 14662661 14992159 15169581 15518307 15923349 16206099 16289403 18004077 19275633 19566561 19718751 21430043 21794409 21911617 23685837 24862773 26313651 27479907 28172079 28819713 29467347 30097041 31853367 36337899 37154481 38008607 40162941 40693003 43987983 44976477 46010419 46554921 48618297 48868209 58013137 58699683 59156253 64290129 65734851 67245997 70226429 71057511 74588319 84788431 86459139 88402041 90291123 102638627 109013697 111463443 114025821 122079009 124885423 131963949 134929431 138031257 150010301 157464229 174039411 190614593 192870387 197204553 201737991 210679287 254365293 278590559 284851021 307915881 342077463 366237027 374656269 414093771 450030903 472392687 522118233 571843779 605213973 632037861 763095879 835771677 854553063 874197961 923747643 1102249603 1123968807 1334302151 1350092709 1417178061 1715531337 1950133913 2507315031 2563659189 2622593883 3306748809 3621677267 4002906453 5850401739 7867781649 9920246427 10865031801 12008719359 17551205217 25351740869 32595095403 76055222607 228165667821
• Sum of all divisors σ(n): 469877241600
• Sum of proper divisors (its aliquot sum) s(n): 241711573779
• 228165667821 is an abundant number, because the sum of its proper divisors (241711573779) is greater than itself. Its abundance is 13545905958

Bases of 228165667821

• Binary: 11010100011111101110111100101111101101₂
• Hexadecimal: 0x351FBBCBED
• Base-36: 2WTFY419

Squares and roots of 228165667821

• 228165667821 squared (228165667821²) is 52059571972202914888041
• 228165667821 cubed (228165667821³) is 11878207005513092123952698211428661
• The square root of 228165667821 is 477666.9004871491
• The cube root of 228165667821 is 6110.5940406283

Scales and comparisons

• 228,165,667,821 seconds is equal to 7,254 years, 50 weeks, 8 hours, 10 minutes, 21 seconds.
• To count from 1 to 228,165,667,821 would take you about fourteen thousand, five hundred 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 228165667821 cubic inches would be around 509.2 feet tall.

Recreational maths with 228165667821

• 228165667821 backwards is 128766561822
• The number of decimal digits it has is: 12
• The sum of 228165667821's digits is 54
• More coming soon!