30139888688

Names of 30139888688

• Cardinal: 30139888688 can be written as Thirty billion, one hundred thirty-nine million, eight hundred eighty-eight thousand, six hundred eighty-eight.

Scientific notation

• Scientific notation: 3.0139888688 × 10¹⁰

Factors of 30139888688

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 22828

Divisors of 30139888688

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 52 56 91 104 112 182 208 364 728 947 1456 1894 3788 6629 7576 12311 13258 15152 21859 24622 26516 43718 49244 53032 86177 87436 98488 106064 153013 172354 174872 196976 284167 306026 344708 349744 568334 612052 689416 1136668 1224104 1378832 1989169 2273336 2448208 3978338 4546672 7956676 15913352 20700473 31826704 41400946 82801892 144903311 165603784 269106149 289806622 331207568 538212298 579613244 1076424596 1159226488 1883743043 2152849192 2318452976 3767486086 4305698384 7534972172 15069944344 30139888688
• Sum of all divisors σ(n): 71951228160
• Sum of proper divisors (its aliquot sum) s(n): 41811339472
• 30139888688 is an abundant number, because the sum of its proper divisors (41811339472) is greater than itself. Its abundance is 11671450784

Bases of 30139888688

• Binary: 11100000100011110100011010000110000₂
• Hexadecimal: 0x7047A3430
• Base-36: DUGIEY8

Squares and roots of 30139888688

• 30139888688 squared (30139888688²) is 908412890125030361344
• 30139888688 cubed (30139888688³) is 27379463391112789493528578076672
• The square root of 30139888688 is 173608.4349563695
• The cube root of 30139888688 is 3112.0546483179

Scales and comparisons

• 30,139,888,688 seconds is equal to 958 years, 18 weeks, 3 days, 7 hours, 18 minutes, 8 seconds.
• To count from 1 to 30,139,888,688 would take you about one thousand, nine hundred sixteen 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 30139888688 cubic inches would be around 259.3 feet tall.

Recreational maths with 30139888688

• 30139888688 backwards is 88688893103
• The number of decimal digits it has is: 11
• The sum of 30139888688's digits is 62
• More coming soon!