4538764321

Names of 4538764321

• Cardinal: 4538764321 can be written as Four billion, five hundred thirty-eight million, seven hundred sixty-four thousand, three hundred twenty-one.

Scientific notation

• Scientific notation: 4.538764321 × 10⁹

Factors of 4538764321

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 49876551

Divisors of 4538764321

• Number of divisors d(n): 8
• Complete list of divisors:
  1 7 13 91 49876531 349135717 648394903 4538764321
• Sum of all divisors σ(n): 5586171584
• Sum of proper divisors (its aliquot sum) s(n): 1047407263
• 4538764321 is a deficient number, because the sum of its proper divisors (1047407263) is less than itself. Its deficiency is 3491357058

Bases of 4538764321

• Binary: 100001110100010000000110000100001₂
• Hexadecimal: 0x10E880C21
• Base-36: 2329GYP

Squares and roots of 4538764321

• 4538764321 squared (4538764321²) is 20600381561582591041
• 4538764321 cubed (4538764321³) is 93500276830697328511625048161
• The square root of 4538764321 is 67370.3519435663
• The cube root of 4538764321 is 1655.6907052691

Scales and comparisons

• 4,538,764,321 seconds is equal to 144 years, 16 weeks, 3 days, 23 hours, 52 minutes, 1 second.
• To count from 1 to 4,538,764,321 would take you about two hundred eighty-eight 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 4538764321 cubic inches would be around 138 feet tall.

Recreational maths with 4538764321

• 4538764321 backwards is 1234678354
• The number of decimal digits it has is: 10
• The sum of 4538764321's digits is 43
• More coming soon!