389321428671

Names of 389321428671

• Cardinal: 389321428671 can be written as Three hundred eighty-nine billion, three hundred twenty-one million, four hundred twenty-eight thousand, six hundred seventy-one.

Scientific notation

• Scientific notation: 3.89321428671 × 10¹¹

Factors of 389321428671

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 256

Divisors of 389321428671

• Number of divisors d(n): 224
• Complete list of divisors:
  1 3 7 9 19 21 27 49 57 63 81 133 147 171 189 227 243 343 361 399 441 513 567 681 729 931 1029 1083 1197 1323 1539 1589 1701 2043 2527 2793 3087 3249 3591 3969 4313 4617 4767 5103 6129 6517 6859 7581 8379 9261 9747 10773 11123 11907 12939 13851 14301 17689 18387 19551 20577 22743 25137 27783 29241 30191 32319 33369 35721 38817 42903 48013 53067 55161 58653 61731 68229 75411 77861 81947 83349 87723 90573 96957 100107 116451 123823 128709 144039 159201 165483 175959 185193 204687 211337 226233 233583 245841 250047 263169 271719 300321 336091 349353 371469 386127 432117 477603 527877 555579 573629 614061 634011 678699 700749 737523 815157 900963 1008273 1048059 1114407 1158381 1296351 1432809 1479359 1556993 1583631 1666737 1720887 1842183 1902033 2102247 2212569 2352637 2445471 2702889 3024819 3144177 3343221 3889053 4015403 4298427 4438077 4670979 4750893 5000211 5162661 5706099 6306741 6637707 7057911 7336413 8108667 9074457 10029663 10898951 11667159 12046209 12895281 13314231 14012937 15487983 17118297 18920223 19913121 21173733 22009239 27223371 28107821 30088989 32696853 35001477 36138627 39942693 42038811 46463949 51354891 56760669 59739363 63521199 76292657 81670113 84323463 90266967 98090559 108415881 119828079 126116433 139391847 154064673 190563597 228877971 245010339 252970389 294271677 325247643 359484237 378349299 418175541 534048599 571690791 686633913 758911167 882815031 975742929 1078452711 1135047897 1602145797 1715072373 2059901739 2276733501 2648445093 2927228787 4806437391 6179705217 6830200503 7945335279 14419312173 18539115651 20490601509 43257936519 55617346953 129773809557 389321428671
• Sum of all divisors σ(n): 721694784000
• Sum of proper divisors (its aliquot sum) s(n): 332373355329
• 389321428671 is a deficient number, because the sum of its proper divisors (332373355329) is less than itself. Its deficiency is 56948073342

Bases of 389321428671

• Binary: 101101010100101010111011000111010111111₂
• Hexadecimal: 0x5AA55D8EBF
• Base-36: 4YUNXCXR

Squares and roots of 389321428671

• 389321428671 squared (389321428671²) is 151571174822428540826241
• 389321428671 cubed (389321428671³) is 59009906327209784248277996886555711
• The square root of 389321428671 is 623956.2714413567
• The cube root of 389321428671 is 7301.9037298705

Scales and comparisons

• 389,321,428,671 seconds is equal to 12,379 years, 11 weeks, 2 days, 1 hour, 17 minutes, 51 seconds.
• To count from 1 to 389,321,428,671 would take you about twenty-four thousand, seven hundred fifty-eight 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 389321428671 cubic inches would be around 608.5 feet tall.

Recreational maths with 389321428671

• 389321428671 backwards is 176824123983
• The number of decimal digits it has is: 12
• The sum of 389321428671's digits is 54
• More coming soon!