4991388798272

Names of 4991388798272

• Cardinal: 4991388798272 can be written as Four trillion, nine hundred ninety-one billion, three hundred eighty-eight million, seven hundred ninety-eight thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 4.991388798272 × 10¹²

Factors of 4991388798272

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 300

Divisors of 4991388798272

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 4 8 16 32 64 101 197 202 394 404 788 808 1576 1616 3152 3232 6304 6464 10201 12608 19897 20402 38809 39794 40804 77618 79588 81608 155236 159176 163216 310472 318352 326432 620944 636704 652864 1241888 1273408 2009597 2483776 3919709 4019194 7645373 7839418 8038388 15290746 15678836 16076776 30581492 31357672 32153552 61162984 62715344 64307104 122325968 125430688 128614208 244651936 250861376 395890609 489303872 772182673 791781218 1544365346 1583562436 3088730692 3167124872 6177461384 6334249744 12354922768 12668499488 24709845536 25336998976 49419691072 77990449973 155980899946 311961799892 623923599784 1247847199568 2495694399136 4991388798272
• Sum of all divisors σ(n): 10054865226780
• Sum of proper divisors (its aliquot sum) s(n): 5063476428508
• 4991388798272 is an abundant number, because the sum of its proper divisors (5063476428508) is greater than itself. Its abundance is 72087630236

Bases of 4991388798272

• Binary: 1001000101000100101111101001100110101000000₂
• Hexadecimal: 0x48A25F4CD40
• Base-36: 1RP0G0LKW

Squares and roots of 4991388798272

• 4991388798272 squared (4991388798272²) is 24913962135515200310185984
• 4991388798272 cubed (4991388798272³) is 124355271523783326487848580318577819648
• The square root of 4991388798272 is 2234141.6244884745
• The cube root of 4991388798272 is 17089.9371939509

Scales and comparisons

• 4,991,388,798,272 seconds is equal to 158,710 years, 37 weeks, 4 days, 16 hours, 24 minutes, 32 seconds.
• To count from 1 to 4,991,388,798,272 would take you about three hundred ninety-six thousand, seven hundred seventy-six 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 4991388798272 cubic inches would be around 1424.2 feet tall.

Recreational maths with 4991388798272

• 4991388798272 backwards is 2728978831994
• The number of decimal digits it has is: 13
• The sum of 4991388798272's digits is 77
• More coming soon!