5166998991

Names of 5166998991

• Cardinal: 5166998991 can be written as Five billion, one hundred sixty-six million, nine hundred ninety-eight thousand, nine hundred ninety-one.

Scientific notation

• Scientific notation: 5.166998991 × 10⁹

Factors of 5166998991

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 103

Divisors of 5166998991

• Number of divisors d(n): 240
• Complete list of divisors:
  1 3 7 9 11 21 27 29 33 49 53 63 77 81 87 99 121 147 159 189 203 231 261 297 319 343 363 371 441 477 539 567 583 609 693 783 847 891 957 1029 1089 1113 1323 1421 1431 1537 1617 1749 1827 2079 2233 2349 2541 2597 2871 3087 3267 3339 3509 3773 3969 4081 4263 4293 4611 4851 5247 5481 5929 6237 6413 6699 7623 7791 8613 9261 9801 9947 10017 10527 10759 11319 12243 12789 13833 14553 15631 15741 16443 16907 17787 18179 19239 20097 22869 23373 24563 25839 27783 28567 29841 30051 31581 32277 33957 36729 38367 41499 41503 43659 44891 46893 47223 50721 53361 54537 57717 60291 68607 70119 73689 75313 85701 89523 94743 96831 101871 109417 110187 115101 118349 124497 124509 134673 140679 152163 160083 163611 171941 173151 180873 185977 199969 210357 221067 225939 257103 268569 284229 290493 305613 314237 328251 330561 355047 373527 404019 422037 456489 480249 490833 515823 519453 527191 557931 599907 663201 677817 771309 805707 828443 871479 942711 984753 1065141 1120581 1203587 1212057 1266111 1301839 1369467 1472499 1547469 1581573 1673793 1799721 1989603 2033451 2199659 2313927 2485329 2828133 2954259 3195423 3361743 3610761 3636171 3905517 4642407 4744719 5021379 5399163 5799101 6100353 6598977 7455987 8484399 8862777 9112873 9586269 10832283 11716551 13927221 14234157 15064137 16197489 17397303 19796931 22367961 25453197 27338619 32496849 35149653 42702471 52191909 59390793 63790111 67103883 82015857 97490547 105448959 156575727 178172379 191370333 246047571 469727181 574110999 738142713 1722332997 5166998991
• Sum of all divisors σ(n): 10428264000
• Sum of proper divisors (its aliquot sum) s(n): 5261265009
• 5166998991 is an abundant number, because the sum of its proper divisors (5261265009) is greater than itself. Its abundance is 94266018

Bases of 5166998991

• Binary: 100110011111110100010010111001111₂
• Hexadecimal: 0x133FA25CF
• Base-36: 2DGAPXR

Squares and roots of 5166998991

• 5166998991 squared (5166998991²) is 26697878572995018081
• 5166998991 cubed (5166998991³) is 137947911648505778272553756271
• The square root of 5166998991 is 71881.8404814457
• The cube root of 5166998991 is 1728.8054603633

Scales and comparisons

• 5,166,998,991 seconds is equal to 164 years, 15 weeks, 2 days, 5 hours, 29 minutes, 51 seconds.
• To count from 1 to 5,166,998,991 would take you about three hundred twenty-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 5166998991 cubic inches would be around 144.1 feet tall.

Recreational maths with 5166998991

• 5166998991 backwards is 1998996615
• 5166998991 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 5166998991's digits is 63
• More coming soon!