30835660728

Names of 30835660728

• Cardinal: 30835660728 can be written as Thirty billion, eight hundred thirty-five million, six hundred sixty thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 3.0835660728 × 10¹⁰

Factors of 30835660728

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 61680

Divisors of 30835660728

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 6 8 12 19 24 38 57 76 114 152 228 456 1117 2234 3351 4468 6702 8936 13404 21223 26808 42446 60539 63669 84892 121078 127338 169784 181617 242156 254676 363234 484312 509352 726468 1150241 1452936 2300482 3450723 4600964 6901446 9201928 13802892 27605784 67622063 135244126 202866189 270488252 405732378 540976504 811464756 1284819197 1622929512 2569638394 3854457591 5139276788 7708915182 10278553576 15417830364 30835660728
• Sum of all divisors σ(n): 81220464000
• Sum of proper divisors (its aliquot sum) s(n): 50384803272
• 30835660728 is an abundant number, because the sum of its proper divisors (50384803272) is greater than itself. Its abundance is 19549142544

Bases of 30835660728

• Binary: 11100101101111100101101011110111000₂
• Hexadecimal: 0x72DF2D7B8
• Base-36: E5YR83C

Squares and roots of 30835660728

• 30835660728 squared (30835660728²) is 950837972532321489984
• 30835660728 cubed (30835660728³) is 29319717128306048479370074148352
• The square root of 30835660728 is 175600.8562849281
• The cube root of 30835660728 is 3135.8197150867

Scales and comparisons

• 30,835,660,728 seconds is equal to 980 years, 24 weeks, 6 days, 5 hours, 18 minutes, 48 seconds.
• To count from 1 to 30,835,660,728 would take you about one thousand, nine hundred sixty 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 30835660728 cubic inches would be around 261.3 feet tall.

Recreational maths with 30835660728

• 30835660728 backwards is 82706653803
• The number of decimal digits it has is: 11
• The sum of 30835660728's digits is 48
• More coming soon!