30372137280

Names of 30372137280

• Cardinal: 30372137280 can be written as Thirty billion, three hundred seventy-two million, one hundred thirty-seven thousand, two hundred eighty.

Scientific notation

• Scientific notation: 3.037213728 × 10¹⁰

Factors of 30372137280

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 10545891

Divisors of 30372137280

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 120 144 160 180 192 240 288 320 360 480 576 720 960 1440 2880 10545881 21091762 31637643 42183524 52729405 63275286 84367048 94912929 105458810 126550572 158188215 168734096 189825858 210917620 253101144 316376430 337468192 379651716 421835240 474564645 506202288 632752860 674936384 759303432 843670480 949129290 1012404576 1265505720 1518606864 1687340960 1898258580 2024809152 2531011440 3037213728 3374681920 3796517160 5062022880 6074427456 7593034320 10124045760 15186068640 30372137280
• Sum of all divisors σ(n): 104467507092
• Sum of proper divisors (its aliquot sum) s(n): 74095369812
• 30372137280 is an abundant number, because the sum of its proper divisors (74095369812) is greater than itself. Its abundance is 43723232532

Bases of 30372137280

• Binary: 11100010010010100100000100101000000₂
• Hexadecimal: 0x712520940
• Base-36: DYASB40

Squares and roots of 30372137280

• 30372137280 squared (30372137280²) is 922466722955165798400
• 30372137280 cubed (30372137280³) is 28017285945826022914165604352000
• The square root of 30372137280 is 174276.0375955341
• The cube root of 30372137280 is 3120.0277117855

Scales and comparisons

• 30,372,137,280 seconds is equal to 965 years, 38 weeks, 3 days, 8 hours, 48 minutes.
• To count from 1 to 30,372,137,280 would take you about one thousand, nine hundred thirty-one 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 30372137280 cubic inches would be around 260 feet tall.

Recreational maths with 30372137280

• 30372137280 backwards is 08273127303
• 30372137280 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 30372137280's digits is 36
• More coming soon!