1002988899

Names of 1002988899

• Cardinal: 1002988899 can be written as One billion, two million, nine hundred eighty-eight thousand, eight hundred ninety-nine.

Scientific notation

• Scientific notation: 1.002988899 × 10⁹

Factors of 1002988899

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2933

Divisors of 1002988899

• Number of divisors d(n): 80
• Complete list of divisors:
  1 3 9 11 17 23 27 33 51 69 81 99 153 187 207 253 297 391 459 561 621 759 891 1173 1377 1683 1863 2277 2879 3519 4301 5049 6831 8637 10557 12903 15147 20493 25911 31669 31671 38709 48943 66217 77733 95007 116127 146829 198651 233199 285021 348381 440487 538373 595953 728387 855063 1125689 1321461 1615119 1787859 2185161 2565189 3377067 3964383 4845357 5363577 6555483 10131201 12382579 14536071 19666449 30393603 37147737 43608213 58999347 91180809 111443211 334329633 1002988899
• Sum of all divisors σ(n): 1806520320
• Sum of proper divisors (its aliquot sum) s(n): 803531421
• 1002988899 is a deficient number, because the sum of its proper divisors (803531421) is less than itself. Its deficiency is 199457478

Bases of 1002988899

• Binary: 111011110010000110010101100011₂
• Hexadecimal: 0x3BC86563
• Base-36: GL5J6R

Squares and roots of 1002988899

• 1002988899 squared (1002988899²) is 1005986731517232201
• 1002988899 cubed (1002988899³) is 1008993524253077324808336699
• The square root of 1002988899 is 31669.9999842121
• The cube root of 1002988899 is 1000.9953086985

Scales and comparisons

• 1,002,988,899 seconds is equal to 31 years, 46 weeks, 2 days, 16 hours, 1 minute, 39 seconds.
• To count from 1 to 1,002,988,899 would take you about sixty-three 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 1002988899 cubic inches would be around 83.4 feet tall.

Recreational maths with 1002988899

• 1002988899 backwards is 9988892001
• The number of decimal digits it has is: 10
• The sum of 1002988899's digits is 54
• More coming soon!