1689421461

Names of 1689421461

• Cardinal: 1689421461 can be written as One billion, six hundred eighty-nine million, four hundred twenty-one thousand, four hundred sixty-one.

Scientific notation

• Scientific notation: 1.689421461 × 10⁹

Factors of 1689421461

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 82

Divisors of 1689421461

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 7 13 17 19 21 23 39 49 51 57 69 91 119 133 147 161 221 247 273 289 299 323 343 357 391 399 437 483 637 663 741 833 867 897 931 969 1029 1127 1173 1311 1547 1729 1911 2023 2093 2261 2499 2737 2793 3059 3381 3757 4199 4459 4641 5083 5187 5491 5681 5831 6069 6279 6517 6647 6783 7429 7889 8211 9177 10829 11271 12103 12597 13377 14161 14651 15249 15827 16473 17043 17493 19159 19551 19941 21413 22287 23667 26299 29393 32487 35581 36309 38437 39767 42483 43953 46529 47481 52003 57477 64239 71383 75803 78897 84721 86411 88179 96577 99127 102557 106743 110789 115311 119301 126293 134113 139587 149891 156009 184093 205751 214149 227409 249067 254163 259233 269059 278369 289731 297381 307671 325703 332367 364021 378879 402339 449673 499681 552279 604877 617253 676039 747201 807177 835107 884051 977109 1092063 1288651 1440257 1499043 1641809 1743469 1814631 1883413 1948583 2028117 2279921 2548147 2652153 3497767 3865953 4234139 4320771 4732273 4925427 5230407 5650239 5845749 6188357 6839763 7644441 10493301 11492663 12702417 14196819 18565071 24484369 29638973 33125911 34477989 43318499 73453107 80448641 88916919 99377733 129955497 241345923 563140487 1689421461
• Sum of all divisors σ(n): 3300864000
• Sum of proper divisors (its aliquot sum) s(n): 1611442539
• 1689421461 is a deficient number, because the sum of its proper divisors (1611442539) is less than itself. Its deficiency is 77978922

Bases of 1689421461

• Binary: 1100100101100101000011010010101₂
• Hexadecimal: 0x64B28695
• Base-36: RXU5XX

Squares and roots of 1689421461

• 1689421461 squared (1689421461²) is 2854144872887374521
• 1689421461 cubed (1689421461³) is 4821853601059047551721995181
• The square root of 1689421461 is 41102.5724377441
• The cube root of 1689421461 is 1191.0024885725

Scales and comparisons

• 1,689,421,461 seconds is equal to 53 years, 37 weeks, 2 days, 11 hours, 44 minutes, 21 seconds.
• To count from 1 to 1,689,421,461 would take you about one hundred 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 1689421461 cubic inches would be around 99.3 feet tall.

Recreational maths with 1689421461

• 1689421461 backwards is 1641249861
• The number of decimal digits it has is: 10
• The sum of 1689421461's digits is 42
• More coming soon!