9994808642

Names of 9994808642

• Cardinal: 9994808642 can be written as Nine billion, nine hundred ninety-four million, eight hundred eight thousand, six hundred forty-two.

Scientific notation

• Scientific notation: 9.994808642 × 10⁹

Factors of 9994808642

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 484

Divisors of 9994808642

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 7 13 14 26 31 61 62 91 113 122 182 217 226 257 403 427 434 514 791 793 806 854 1469 1582 1586 1799 1891 2821 2938 3341 3503 3598 3782 5551 5642 6682 6893 7006 7967 10283 11102 13237 13786 15677 15934 20566 23387 24521 24583 26474 29041 31354 45539 46774 48251 49042 49166 55769 58082 89609 91078 96502 103571 109739 111538 172081 179218 203287 203801 207142 213683 219478 318773 344162 377533 406574 407602 427366 485987 627263 637546 724997 755066 900271 971974 1254526 1426607 1449994 1495781 1771501 1800542 2642731 2777879 2853214 2991562 3401909 3543002 5285462 5555758 6301897 6317831 6803818 11703523 12400507 12603794 12635662 19445153 23029513 23407046 24801014 38890306 44224817 46059026 54916531 81924661 88449634 109833062 161206591 163849322 322413182 384415717 713914903 768831434 1427829806 4997404321 9994808642
• Sum of all divisors σ(n): 19606745088
• Sum of proper divisors (its aliquot sum) s(n): 9611936446
• 9994808642 is a deficient number, because the sum of its proper divisors (9611936446) is less than itself. Its deficiency is 382872196

Bases of 9994808642

• Binary: 1001010011101111001010110101000010₂
• Hexadecimal: 0x253BCAD42
• Base-36: 4LANFPE

Squares and roots of 9994808642

• 9994808642 squared (9994808642²) is 99896199790197884164
• 9994808642 cubed (9994808642³) is 998443400966028399532462145288
• The square root of 9994808642 is 99974.0398403505
• The cube root of 9994808642 is 2154.0618107739

Scales and comparisons

• 9,994,808,642 seconds is equal to 317 years, 41 weeks, 5 days, 15 hours, 44 minutes, 2 seconds.
• To count from 1 to 9,994,808,642 would take you about six hundred thirty-five 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 9994808642 cubic inches would be around 179.5 feet tall.

Recreational maths with 9994808642

• 9994808642 backwards is 2468084999
• The number of decimal digits it has is: 10
• The sum of 9994808642's digits is 59
• More coming soon!