1213314531

Names of 1213314531

• Cardinal: 1213314531 can be written as One billion, two hundred thirteen million, three hundred fourteen thousand, five hundred thirty-one.

Scientific notation

• Scientific notation: 1.213314531 × 10⁹

Factors of 1213314531

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 213

Divisors of 1213314531

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 11 13 17 33 39 43 51 53 73 129 143 159 187 219 221 429 473 559 561 583 663 689 731 803 901 949 1241 1419 1677 1749 2067 2193 2279 2409 2431 2703 2847 3139 3723 3869 6149 6837 7293 7579 8041 9417 9503 9911 10439 11607 11713 13651 16133 18447 22737 24123 25069 28509 29627 29733 31317 34529 35139 38743 40807 40953 42559 48399 50297 53363 65773 75207 88881 103587 104533 116229 122421 127677 128843 150891 160089 166367 177463 197319 313599 325897 386529 426173 448877 499101 503659 532389 553267 586993 693719 723503 855049 977691 1278519 1346631 1510977 1659801 1760979 1830037 2081157 2162771 2170509 2565147 2828239 5490111 5540249 6488313 7630909 8484717 9405539 16620747 22892727 23790481 28216617 31110629 36767107 71371443 93331887 110301321 404438177 1213314531
• Sum of all divisors σ(n): 2126767104
• Sum of proper divisors (its aliquot sum) s(n): 913452573
• 1213314531 is a deficient number, because the sum of its proper divisors (913452573) is less than itself. Its deficiency is 299861958

Bases of 1213314531

• Binary: 1001000010100011011010111100011₂
• Hexadecimal: 0x4851B5E3
• Base-36: K2DJHF

Squares and roots of 1213314531

• 1213314531 squared (1213314531²) is 1472132151135749961
• 1213314531 cubed (1213314531³) is 1786159330525293581263983291
• The square root of 1213314531 is 34832.6647128813
• The cube root of 1213314531 is 1066.5743446245

Scales and comparisons

• 1,213,314,531 seconds is equal to 38 years, 30 weeks, 23 hours, 48 minutes, 51 seconds.
• To count from 1 to 1,213,314,531 would take you about 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 1213314531 cubic inches would be around 88.9 feet tall.

Recreational maths with 1213314531

• 1213314531 backwards is 1354133121
• The number of decimal digits it has is: 10
• The sum of 1213314531's digits is 24
• More coming soon!