72213724464

Names of 72213724464

• Cardinal: 72213724464 can be written as Seventy-two billion, two hundred thirteen million, seven hundred twenty-four thousand, four hundred sixty-four.

Scientific notation

• Scientific notation: 7.2213724464 × 10¹⁰

Factors of 72213724464

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 611

Divisors of 72213724464

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 56 84 112 168 336 599 1198 1797 2396 3594 4193 4792 7188 8386 9584 12579 14376 16772 25158 28752 33544 50316 67088 100632 201264 358801 717602 1076403 1435204 2152806 2511607 2870408 4305612 5023214 5740816 7534821 8611224 10046428 15069642 17222448 20092856 30139284 40185712 60278568 120557136 214921799 429843598 644765397 859687196 1289530794 1504452593 1719374392 2579061588 3008905186 3438748784 4513357779 5158123176 6017810372 9026715558 10316246352 12035620744 18053431116 24071241488 36106862232 72213724464
• Sum of all divisors σ(n): 213558950400
• Sum of proper divisors (its aliquot sum) s(n): 141345225936
• 72213724464 is an abundant number, because the sum of its proper divisors (141345225936) is greater than itself. Its abundance is 69131501472

Bases of 72213724464

• Binary: 1000011010000010001011111110100110000₂
• Hexadecimal: 0x10D045FD30
• Base-36: X6A6QEO

Squares and roots of 72213724464

• 72213724464 squared (72213724464²) is 5214822000962512087296
• 72213724464 cubed (72213724464³) is 376581719106311990665262858809344
• The square root of 72213724464 is 268726.1142204083
• The cube root of 72213724464 is 4164.2799205739

Scales and comparisons

• 72,213,724,464 seconds is equal to 2,296 years, 8 weeks, 6 days, 23 hours, 54 minutes, 24 seconds.
• To count from 1 to 72,213,724,464 would take you about four thousand, five hundred ninety-two 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 72213724464 cubic inches would be around 347 feet tall.

Recreational maths with 72213724464

• 72213724464 backwards is 46442731227
• 72213724464 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 72213724464's digits is 42
• More coming soon!