494491140

Names of 494491140

• Cardinal: 494491140 can be written as Four hundred ninety-four million, four hundred ninety-one thousand, one hundred forty.

Scientific notation

• Scientific notation: 4.9449114 × 10⁸

Factors of 494491140

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 19245

Divisors of 494491140

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 13 15 18 20 22 26 30 33 36 39 44 45 52 55 60 65 66 78 90 99 110 117 130 132 143 156 165 180 195 198 220 234 260 286 330 390 396 429 468 495 572 585 660 715 780 858 990 1170 1287 1430 1716 1980 2145 2340 2574 2860 4290 5148 6435 8580 12870 19211 25740 38422 57633 76844 96055 115266 172899 192110 211321 230532 249743 288165 345798 384220 422642 499486 576330 633963 691596 749229 845284 864495 998972 1056605 1152660 1248715 1267926 1498458 1728990 1901889 2113210 2247687 2497430 2535852 2747173 2996916 3169815 3457980 3746145 3803778 4226420 4495374 4994860 5494346 6339630 7492290 7607556 8241519 8990748 9509445 10988692 11238435 12679260 13735865 14984580 16483038 19018890 22476870 24724557 27471730 32966076 38037780 41207595 44953740 49449114 54943460 82415190 98898228 123622785 164830380 247245570 494491140
• Sum of all divisors σ(n): 1762278336
• Sum of proper divisors (its aliquot sum) s(n): 1267787196
• 494491140 is an abundant number, because the sum of its proper divisors (1267787196) is greater than itself. Its abundance is 773296056

Bases of 494491140

• Binary: 11101011110010101011000000100₂
• Hexadecimal: 0x1D795604
• Base-36: 86ENT0

Squares and roots of 494491140

• 494491140 squared (494491140²) is 244521487538499600
• 494491140 cubed (494491140³) is 120913709127408461093544000
• The square root of 494491140 is 22237.1567427133
• The cube root of 494491140 is 790.7748313161

Scales and comparisons

• 494,491,140 seconds is equal to 15 years, 37 weeks, 4 days, 6 hours, 39 minutes.
• To count from 1 to 494,491,140 would take you about twenty-three 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 494491140 cubic inches would be around 65.9 feet tall.

Recreational maths with 494491140

• 494491140 backwards is 041194494
• 494491140 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 494491140's digits is 36
• More coming soon!