30421349680

Names of 30421349680

• Cardinal: 30421349680 can be written as Thirty billion, four hundred twenty-one million, three hundred forty-nine thousand, six hundred eighty.

Scientific notation

• Scientific notation: 3.042134968 × 10¹⁰

Factors of 30421349680

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 10277527

Divisors of 30421349680

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 4 5 8 10 16 20 37 40 74 80 148 185 296 370 592 740 1480 2960 10277483 20554966 41109932 51387415 82219864 102774830 164439728 205549660 380266871 411099320 760533742 822198640 1521067484 1901334355 3042134968 3802668710 6084269936 7605337420 15210674840 30421349680
• Sum of all divisors σ(n): 72641256912
• Sum of proper divisors (its aliquot sum) s(n): 42219907232
• 30421349680 is an abundant number, because the sum of its proper divisors (42219907232) is greater than itself. Its abundance is 11798557552

Bases of 30421349680

• Binary: 11100010101010000001111010100110000₂
• Hexadecimal: 0x71540F530
• Base-36: DZ433N4

Squares and roots of 30421349680

• 30421349680 squared (30421349680²) is 925458516352836102400
• 30421349680 cubed (30421349680³) is 28153697140303625330838687232000
• The square root of 30421349680 is 174417.1714023593
• The cube root of 30421349680 is 3121.7119440041

Scales and comparisons

• 30,421,349,680 seconds is equal to 967 years, 15 weeks, 5 days, 22 hours, 54 minutes, 40 seconds.
• To count from 1 to 30,421,349,680 would take you about one thousand, nine hundred thirty-four 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 30421349680 cubic inches would be around 260.1 feet tall.

Recreational maths with 30421349680

• 30421349680 backwards is 08694312403
• 30421349680 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 30421349680's digits is 40
• More coming soon!