1445513916

Names of 1445513916

• Cardinal: 1445513916 can be written as One billion, four hundred forty-five million, five hundred thirteen thousand, nine hundred sixteen.

Scientific notation

• Scientific notation: 1.445513916 × 10⁹

Factors of 1445513916

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1870

Divisors of 1445513916

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 11 12 14 21 22 28 33 42 44 49 66 77 84 98 121 132 147 154 196 231 242 294 308 363 462 484 539 588 726 847 924 1078 1331 1452 1617 1694 1847 2156 2541 2662 3234 3388 3694 3993 5082 5324 5541 5929 6468 7388 7986 9317 10164 11082 11858 12929 15972 17787 18634 20317 22164 23716 25858 27951 35574 37268 38787 40634 51716 55902 60951 65219 71148 77574 81268 90503 111804 121902 130438 142219 155148 181006 195657 223487 243804 260876 271509 284438 362012 391314 426657 446974 543018 568876 670461 782628 853314 893948 995533 1086036 1340922 1564409 1706628 1991066 2458357 2681844 2986599 3128818 3982132 4693227 4916714 5973198 6257636 7375071 9386454 9833428 10950863 11946396 14750142 17208499 18772908 21901726 29500284 32852589 34416998 43803452 51625497 65705178 68833996 103250994 120459493 131410356 206501988 240918986 361378479 481837972 722756958 1445513916
• Sum of all divisors σ(n): 4317933312
• Sum of proper divisors (its aliquot sum) s(n): 2872419396
• 1445513916 is an abundant number, because the sum of its proper divisors (2872419396) is greater than itself. Its abundance is 1426905480

Bases of 1445513916

• Binary: 1010110001010001100101010111100₂
• Hexadecimal: 0x5628CABC
• Base-36: NWMDOC

Squares and roots of 1445513916

• 1445513916 squared (1445513916²) is 2089510481349655056
• 1445513916 cubed (1445513916³) is 3020416478418784845247759296
• The square root of 1445513916 is 38019.9147289943
• The cube root of 1445513916 is 1130.6827304493

Scales and comparisons

• 1,445,513,916 seconds is equal to 45 years, 50 weeks, 11 hours, 38 minutes, 36 seconds.
• To count from 1 to 1,445,513,916 would take you about ninety-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 1445513916 cubic inches would be around 94.2 feet tall.

Recreational maths with 1445513916

• 1445513916 backwards is 6193155441
• The number of decimal digits it has is: 10
• The sum of 1445513916's digits is 39
• More coming soon!