1994005998

Names of 1994005998

• Cardinal: 1994005998 can be written as One billion, nine hundred ninety-four million, five thousand, nine hundred ninety-eight.

Scientific notation

• Scientific notation: 1.994005998 × 10⁹

Factors of 1994005998

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 42

Divisors of 1994005998

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 6 9 18 27 37 54 74 81 111 162 222 243 333 486 666 729 999 1369 1458 1998 2187 2738 2997 4107 4374 5994 6561 8214 8991 12321 13122 17982 19683 24642 26973 36963 39366 50653 53946 73926 80919 101306 110889 151959 161838 221778 242757 303918 332667 455877 485514 665334 728271 911754 998001 1367631 1456542 1996002 2735262 2994003 4102893 5988006 8205786 8982009 12308679 17964018 24617358 26946027 36926037 53892054 73852074 110778111 221556222 332334333 664668666 997002999 1994005998
• Sum of all divisors σ(n): 4611058320
• Sum of proper divisors (its aliquot sum) s(n): 2617052322
• 1994005998 is an abundant number, because the sum of its proper divisors (2617052322) is greater than itself. Its abundance is 623046324

Bases of 1994005998

• Binary: 1110110110110100001110111101110₂
• Hexadecimal: 0x76DA1DEE
• Base-36: WZ6GVI

Squares and roots of 1994005998

• 1994005998 squared (1994005998²) is 3976059920059976004
• 1994005998 cubed (1994005998³) is 7928287329006992671712071992
• The square root of 1994005998 is 44654.2942839769
• The cube root of 1994005998 is 1258.6611288449

Scales and comparisons

• 1,994,005,998 seconds is equal to 63 years, 20 weeks, 6 days, 18 hours, 33 minutes, 18 seconds.
• To count from 1 to 1,994,005,998 would take you about one hundred twenty-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 1994005998 cubic inches would be around 104.9 feet tall.

Recreational maths with 1994005998

• 1994005998 backwards is 8995004991
• 1994005998 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1994005998's digits is 54
• More coming soon!