42064400

Names of 42064400

• Cardinal: 42064400 can be written as Forty-two million, sixty-four thousand, four hundred.

Scientific notation

• Scientific notation: 4.20644 × 10⁷

Factors of 42064400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 278

Divisors of 42064400

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 25 28 35 40 50 56 70 80 83 100 112 140 166 175 181 200 280 332 350 362 400 415 560 581 664 700 724 830 905 1162 1267 1328 1400 1448 1660 1810 2075 2324 2534 2800 2896 2905 3320 3620 4150 4525 4648 5068 5810 6335 6640 7240 8300 9050 9296 10136 11620 12670 14480 14525 15023 16600 18100 20272 23240 25340 29050 30046 31675 33200 36200 46480 50680 58100 60092 63350 72400 75115 101360 105161 116200 120184 126700 150230 210322 232400 240368 253400 300460 375575 420644 506800 525805 600920 751150 841288 1051610 1201840 1502300 1682576 2103220 2629025 3004600 4206440 5258050 6009200 8412880 10516100 21032200 42064400
• Sum of all divisors σ(n): 117534144
• Sum of proper divisors (its aliquot sum) s(n): 75469744
• 42064400 is an abundant number, because the sum of its proper divisors (75469744) is greater than itself. Its abundance is 33405344

Bases of 42064400

• Binary: 10100000011101101000010000₂
• Hexadecimal: 0x281DA10
• Base-36: P1L3K

Squares and roots of 42064400

• 42064400 squared (42064400²) is 1769413747360000
• 42064400 cubed (42064400³) is 74429327634449984000000
• The square root of 42064400 is 6485.7073631177
• The cube root of 42064400 is 347.7802373441

Scales and comparisons

• 42,064,400 seconds is equal to 1 year, 17 weeks, 3 days, 20 hours, 33 minutes, 20 seconds.
• To count from 1 to 42,064,400 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 42064400 cubic inches would be around 29 feet tall.

Recreational maths with 42064400

• 42064400 backwards is 00446024
• 42064400 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 42064400's digits is 20
• More coming soon!