1121357442

Names of 1121357442

• Cardinal: 1121357442 can be written as One billion, one hundred twenty-one million, three hundred fifty-seven thousand, four hundred forty-two.

Scientific notation

• Scientific notation: 1.121357442 × 10⁹

Factors of 1121357442

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 210

Divisors of 1121357442

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 29 58 79 87 97 158 174 194 237 291 474 582 841 1682 2291 2523 2813 4582 5046 5626 6873 7663 8439 13746 15326 16878 22989 24389 45978 48778 66439 73167 81577 132878 146334 163154 199317 222227 244731 398634 444454 489462 666681 1333362 1926731 2365733 3853462 4731466 5780193 6444583 7097199 11560386 12889166 14194398 19333749 38667498 186892907 373785814 560678721 1121357442
• Sum of all divisors σ(n): 2376460800
• Sum of proper divisors (its aliquot sum) s(n): 1255103358
• 1121357442 is an abundant number, because the sum of its proper divisors (1255103358) is greater than itself. Its abundance is 133745916

Bases of 1121357442

• Binary: 1000010110101101000111010000010₂
• Hexadecimal: 0x42D68E82
• Base-36: IJMKXU

Squares and roots of 1121357442

• 1121357442 squared (1121357442²) is 1257442512728783364
• 1121357442 cubed (1121357442³) is 1410042519535600952827194888
• The square root of 1121357442 is 33486.6755889563
• The cube root of 1121357442 is 1038.9182051257

Scales and comparisons

• 1,121,357,442 seconds is equal to 35 years, 34 weeks, 16 hours, 10 minutes, 42 seconds.
• To count from 1 to 1,121,357,442 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 1121357442 cubic inches would be around 86.6 feet tall.

Recreational maths with 1121357442

• 1121357442 backwards is 2447531211
• The number of decimal digits it has is: 10
• The sum of 1121357442's digits is 30
• More coming soon!