42998400

Names of 42998400

• Cardinal: 42998400 can be written as Forty-two million, nine hundred ninety-eight thousand, four hundred.

Scientific notation

• Scientific notation: 4.29984 × 10⁷

Factors of 42998400

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1503

Divisors of 42998400

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 32 36 40 45 48 50 60 64 72 75 80 90 96 100 120 128 144 150 160 180 192 200 225 240 288 300 320 360 384 400 450 480 576 600 640 720 800 900 960 1152 1200 1440 1493 1600 1800 1920 2400 2880 2986 3200 3600 4479 4800 5760 5972 7200 7465 8958 9600 11944 13437 14400 14930 17916 22395 23888 26874 28800 29860 35832 37325 44790 47776 53748 59720 67185 71664 74650 89580 95552 107496 111975 119440 134370 143328 149300 179160 191104 214992 223950 238880 268740 286656 298600 335925 358320 429984 447900 477760 537480 573312 597200 671850 716640 859968 895800 955520 1074960 1194400 1343700 1433280 1719936 1791600 2149920 2388800 2687400 2866560 3583200 4299840 4777600 5374800 7166400 8599680 10749600 14332800 21499200 42998400
• Sum of all divisors σ(n): 153530910
• Sum of proper divisors (its aliquot sum) s(n): 110532510
• 42998400 is an abundant number, because the sum of its proper divisors (110532510) is greater than itself. Its abundance is 67534110

Bases of 42998400

• Binary: 10100100000001101010000000₂
• Hexadecimal: 0x2901A80
• Base-36: PLLS0

Squares and roots of 42998400

• 42998400 squared (42998400²) is 1848862402560000
• 42998400 cubed (42998400³) is 79498125130235904000000
• The square root of 42998400 is 6557.3165243109
• The cube root of 42998400 is 350.3354606849

Scales and comparisons

• 42,998,400 seconds is equal to 1 year, 19 weeks, 16 hours.
• To count from 1 to 42,998,400 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 42998400 cubic inches would be around 29.2 feet tall.

Recreational maths with 42998400

• 42998400 backwards is 00489924
• 42998400 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 42998400's digits is 36
• More coming soon!