491949936380

Names of 491949936380

• Cardinal: 491949936380 can be written as Four hundred ninety-one billion, nine hundred forty-nine million, nine hundred thirty-six thousand, three hundred eighty.

Scientific notation

• Scientific notation: 4.9194993638 × 10¹¹

Factors of 491949936380

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 4442514

Divisors of 491949936380

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 7 10 14 20 28 35 49 70 98 113 140 196 226 245 452 490 565 791 980 1130 1582 2260 3164 3955 5537 7910 11074 15820 22148 27685 55370 110740 4442387 8884774 17769548 22211935 31096709 44423870 62193418 88847740 124386836 155483545 217676963 310967090 435353926 501989731 621934180 870707852 1003979462 1088384815 2007958924 2176769630 2509948655 3513928117 4353539260 5019897310 7027856234 10039794620 14055712468 17569640585 24597496819 35139281170 49194993638 70278562340 98389987276 122987484095 245974968190 491949936380
• Sum of all divisors σ(n): 1212398763408
• Sum of proper divisors (its aliquot sum) s(n): 720448827028
• 491949936380 is an abundant number, because the sum of its proper divisors (720448827028) is greater than itself. Its abundance is 228498890648

Bases of 491949936380

• Binary: 111001010001010100000000100111011111100₂
• Hexadecimal: 0x728A804EFC
• Base-36: 69ZYAGAK

Squares and roots of 491949936380

• 491949936380 squared (491949936380²) is 242014739904286047504400
• 491949936380 cubed (491949936380³) is 119059135898935768359111237770072000
• The square root of 491949936380 is 701391.4287899447
• The cube root of 491949936380 is 7894.1789965525

Scales and comparisons

• 491,949,936,380 seconds is equal to 15,642 years, 25 weeks, 2 days, 6 minutes, 20 seconds.
• To count from 1 to 491,949,936,380 would take you about thirty-one thousand, two hundred eighty-four 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 491949936380 cubic inches would be around 657.8 feet tall.

Recreational maths with 491949936380

• 491949936380 backwards is 083639949194
• The number of decimal digits it has is: 12
• The sum of 491949936380's digits is 65
• More coming soon!