421990170

Names of 421990170

• Cardinal: 421990170 can be written as Four hundred twenty-one million, nine hundred ninety thousand, one hundred seventy.

Scientific notation

• Scientific notation: 4.2199017 × 10⁸

Factors of 421990170

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 6155

Divisors of 421990170

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 347 694 1041 1735 2082 2429 3470 4858 5205 5791 7287 10410 11582 12145 14574 17373 24290 28955 34746 36435 40537 57910 72870 81074 86865 121611 173730 202685 243222 405370 608055 1216110 2009477 4018954 6028431 10047385 12056862 14066339 20094770 28132678 30142155 42199017 60284310 70331695 84398034 140663390 210995085 421990170
• Sum of all divisors σ(n): 1160994816
• Sum of proper divisors (its aliquot sum) s(n): 739004646
• 421990170 is an abundant number, because the sum of its proper divisors (739004646) is greater than itself. Its abundance is 317014476

Bases of 421990170

• Binary: 11001001001110000111100011010₂
• Hexadecimal: 0x19270F1A
• Base-36: 6Z8PP6

Squares and roots of 421990170

• 421990170 squared (421990170²) is 178075703576628900
• 421990170 cubed (421990170³) is 75146196425171237537913000
• The square root of 421990170 is 20542.3993243243
• The cube root of 421990170 is 750.0682426793

Scales and comparisons

• 421,990,170 seconds is equal to 13 years, 21 weeks, 5 days, 3 hours, 29 minutes, 30 seconds.
• To count from 1 to 421,990,170 would take you about twenty 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 421990170 cubic inches would be around 62.5 feet tall.

Recreational maths with 421990170

• 421990170 backwards is 071099124
• The number of decimal digits it has is: 9
• The sum of 421990170's digits is 33
• More coming soon!