852139942

Names of 852139942

• Cardinal: 852139942 can be written as Eight hundred fifty-two million, one hundred thirty-nine thousand, nine hundred forty-two.

Scientific notation

• Scientific notation: 8.52139942 × 10⁸

Factors of 852139942

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 426069973

Divisors of 852139942

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 426069971 852139942
• Sum of all divisors σ(n): 1278209916
• Sum of proper divisors (its aliquot sum) s(n): 426069974
• 852139942 is a deficient number, because the sum of its proper divisors (426069974) is less than itself. Its deficiency is 426069968

Bases of 852139942

• Binary: 110010110010101001111110100110₂
• Hexadecimal: 0x32CA9FA6
• Base-36: E3CBDY

Squares and roots of 852139942

• 852139942 squared (852139942²) is 726142480751763364
• 852139942 cubed (852139942³) is 618775011431543749396684888
• The square root of 852139942 is 29191.4361071873
• The cube root of 852139942 is 948.0625118267

Scales and comparisons

• 852,139,942 seconds is equal to 27 years, 4 weeks, 6 days, 17 hours, 32 minutes, 22 seconds.
• To count from 1 to 852,139,942 would take you about forty 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 852139942 cubic inches would be around 79 feet tall.

Recreational maths with 852139942

• 852139942 backwards is 249931258
• The number of decimal digits it has is: 9
• The sum of 852139942's digits is 43
• More coming soon!