1121989392

Names of 1121989392

• Cardinal: 1121989392 can be written as One billion, one hundred twenty-one million, nine hundred eighty-nine thousand, three hundred ninety-two.

Scientific notation

• Scientific notation: 1.121989392 × 10⁹

Factors of 1121989392

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 699

Divisors of 1121989392

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 24 34 36 48 51 68 72 102 136 144 153 204 272 306 408 612 677 816 1224 1354 2031 2448 2708 4062 5416 6093 8124 10832 11509 12186 16248 23018 24372 32496 34527 46036 48744 69054 92072 97488 103581 138108 184144 207162 276216 414324 458329 552432 828648 916658 1374987 1657296 1833316 2749974 3666632 4124961 5499948 7333264 7791593 8249922 10999896 15583186 16499844 21999792 23374779 31166372 32999688 46749558 62332744 65999376 70124337 93499116 124665488 140248674 186998232 280497348 373996464 560994696 1121989392
• Sum of all divisors σ(n): 3329636778
• Sum of proper divisors (its aliquot sum) s(n): 2207647386
• 1121989392 is an abundant number, because the sum of its proper divisors (2207647386) is greater than itself. Its abundance is 1085657994

Bases of 1121989392

• Binary: 1000010111000000011001100010000₂
• Hexadecimal: 0x42E03310
• Base-36: IK04K0

Squares and roots of 1121989392

• 1121989392 squared (1121989392²) is 1258860195760529664
• 1121989392 cubed (1121989392³) is 1412427785654357655309324288
• The square root of 1121989392 is 33496.1101025179
• The cube root of 1121989392 is 1039.1133320437

Scales and comparisons

• 1,121,989,392 seconds is equal to 35 years, 35 weeks, 23 hours, 43 minutes, 12 seconds.
• To count from 1 to 1,121,989,392 would take you about seventy-one 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 1121989392 cubic inches would be around 86.6 feet tall.

Recreational maths with 1121989392

• 1121989392 backwards is 2939891211
• The number of decimal digits it has is: 10
• The sum of 1121989392's digits is 45
• More coming soon!