4990142808

Names of 4990142808

• Cardinal: 4990142808 can be written as Four billion, nine hundred ninety million, one hundred forty-two thousand, eight hundred eight.

Scientific notation

• Scientific notation: 4.990142808 × 10⁹

Factors of 4990142808

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3300371

Divisors of 4990142808

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 36 42 54 56 63 72 84 108 126 168 189 216 252 378 504 756 1512 3300359 6600718 9901077 13201436 19802154 23102513 26402872 29703231 39604308 46205026 59406462 69307539 79208616 89109693 92410052 118812924 138615078 178219386 184820104 207922617 237625848 277230156 356438772 415845234 554460312 623767851 712877544 831690468 1247535702 1663380936 2495071404 4990142808
• Sum of all divisors σ(n): 15841728000
• Sum of proper divisors (its aliquot sum) s(n): 10851585192
• 4990142808 is an abundant number, because the sum of its proper divisors (10851585192) is greater than itself. Its abundance is 5861442384

Bases of 4990142808

• Binary: 100101001011011111000100101011000₂
• Hexadecimal: 0x1296F8958
• Base-36: 2AJ02U0

Squares and roots of 4990142808

• 4990142808 squared (4990142808²) is 24901525244234124864
• 4990142808 cubed (4990142808³) is 124262167105745361658263578112
• The square root of 4990142808 is 70640.9428589399
• The cube root of 4990142808 is 1708.8515033477

Scales and comparisons

• 4,990,142,808 seconds is equal to 158 years, 34 weeks, 6 days, 6 hours, 46 minutes, 48 seconds.
• To count from 1 to 4,990,142,808 would take you about three hundred seventeen 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 4990142808 cubic inches would be around 142.4 feet tall.

Recreational maths with 4990142808

• 4990142808 backwards is 8082410994
• The number of decimal digits it has is: 10
• The sum of 4990142808's digits is 45
• More coming soon!