1643197101

Names of 1643197101

• Cardinal: 1643197101 can be written as One billion, six hundred forty-three million, one hundred ninety-seven thousand, one hundred one.

Scientific notation

• Scientific notation: 1.643197101 × 10⁹

Factors of 1643197101

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 490

Divisors of 1643197101

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 7 13 17 21 29 39 51 87 91 119 203 221 273 357 377 421 493 609 663 841 1131 1263 1479 1547 2523 2639 2947 3451 4641 5473 5887 6409 7157 7917 8841 10353 10933 12209 14297 16419 17661 19227 21471 32799 36627 38311 42891 44863 50099 76531 85463 93041 100079 114933 134589 150297 158717 185861 207553 229593 256389 279123 300237 354061 476151 557583 622659 651287 1062183 1111019 1301027 1452871 1953861 2478427 2698189 3333057 3903081 4358613 4602793 6019037 7435281 8094567 13808379 18057111 18887323 32219551 42133259 56661969 78247481 96658653 126399777 234742443 547732367 1643197101
• Sum of all divisors σ(n): 2964019968
• Sum of proper divisors (its aliquot sum) s(n): 1320822867
• 1643197101 is a deficient number, because the sum of its proper divisors (1320822867) is less than itself. Its deficiency is 322374234

Bases of 1643197101

• Binary: 1100001111100010011001010101101₂
• Hexadecimal: 0x61F132AD
• Base-36: R6BEZX

Squares and roots of 1643197101

• 1643197101 squared (1643197101²) is 2700096712734804201
• 1643197101 cubed (1643197101³) is 4436791090785460044885821301
• The square root of 1643197101 is 40536.3676345081
• The cube root of 1643197101 is 1180.0395229987

Scales and comparisons

• 1,643,197,101 seconds is equal to 52 years, 12 weeks, 6 days, 11 hours, 38 minutes, 21 seconds.
• To count from 1 to 1,643,197,101 would take you about one hundred four 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 1643197101 cubic inches would be around 98.3 feet tall.

Recreational maths with 1643197101

• 1643197101 backwards is 1017913461
• The number of decimal digits it has is: 10
• The sum of 1643197101's digits is 33
• More coming soon!