42164820

Names of 42164820

• Cardinal: 42164820 can be written as Forty-two million, one hundred sixty-four thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 4.216482 × 10⁷

Factors of 42164820

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 814

Divisors of 42164820

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 90 108 113 135 180 226 270 339 452 540 565 678 691 1017 1130 1356 1382 1695 2034 2073 2260 2764 3051 3390 3455 4068 4146 5085 6102 6219 6780 6910 8292 10170 10365 12204 12438 13820 15255 18657 20340 20730 24876 30510 31095 37314 41460 61020 62190 74628 78083 93285 124380 156166 186570 234249 312332 373140 390415 468498 702747 780830 936996 1171245 1405494 1561660 2108241 2342490 2810988 3513735 4216482 4684980 7027470 8432964 10541205 14054940 21082410 42164820
• Sum of all divisors σ(n): 132531840
• Sum of proper divisors (its aliquot sum) s(n): 90367020
• 42164820 is an abundant number, because the sum of its proper divisors (90367020) is greater than itself. Its abundance is 48202200

Bases of 42164820

• Binary: 10100000110110001001010100₂
• Hexadecimal: 0x2836254
• Base-36: P3QL0

Squares and roots of 42164820

• 42164820 squared (42164820²) is 1777872045632400
• 42164820 cubed (42164820³) is 74963654787121932168000
• The square root of 42164820 is 6493.4443864561
• The cube root of 42164820 is 348.0567683847

Scales and comparisons

• 42,164,820 seconds is equal to 1 year, 17 weeks, 5 days, 27 minutes.
• To count from 1 to 42,164,820 would take you about two 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 42164820 cubic inches would be around 29 feet tall.

Recreational maths with 42164820

• 42164820 backwards is 02846124
• 42164820 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 42164820's digits is 27
• More coming soon!