1681941000

Names of 1681941000

• Cardinal: 1681941000 can be written as One billion, six hundred eighty-one million, nine hundred forty-one thousand.

Scientific notation

• Scientific notation: 1.681941 × 10⁹

Factors of 1681941000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3738

Divisors of 1681941000

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 20 24 25 30 40 50 60 75 100 120 125 150 157 200 250 300 314 375 471 500 600 628 750 785 942 1000 1256 1500 1570 1884 2355 3000 3140 3571 3768 3925 4710 6280 7142 7850 9420 10713 11775 14284 15700 17855 18840 19625 21426 23550 28568 31400 35710 39250 42852 47100 53565 58875 71420 78500 85704 89275 94200 107130 117750 142840 157000 178550 214260 235500 267825 357100 428520 446375 471000 535650 560647 714200 892750 1071300 1121294 1339125 1681941 1785500 2142600 2242588 2678250 2803235 3363882 3571000 4485176 5356500 5606470 6727764 8409705 10713000 11212940 13455528 14016175 16819410 22425880 28032350 33638820 42048525 56064700 67277640 70080875 84097050 112129400 140161750 168194100 210242625 280323500 336388200 420485250 560647000 840970500 1681941000
• Sum of all divisors σ(n): 5282559360
• Sum of proper divisors (its aliquot sum) s(n): 3600618360
• 1681941000 is an abundant number, because the sum of its proper divisors (3600618360) is greater than itself. Its abundance is 1918677360

Bases of 1681941000

• Binary: 1100100010000000110001000001000₂
• Hexadecimal: 0x64406208
• Base-36: RTDTZC

Squares and roots of 1681941000

• 1681941000 squared (1681941000²) is 2828925527481000000
• 1681941000 cubed (1681941000³) is 4758085830616920621000000000
• The square root of 1681941000 is 41011.4740042345
• The cube root of 1681941000 is 1189.2420378615

Scales and comparisons

• 1,681,941,000 seconds is equal to 53 years, 24 weeks, 6 days, 21 hours, 50 minutes.
• To count from 1 to 1,681,941,000 would take you about one hundred six 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 1681941000 cubic inches would be around 99.1 feet tall.

Recreational maths with 1681941000

• 1681941000 backwards is 0001491861
• 1681941000 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1681941000's digits is 30
• More coming soon!