1420991180

Names of 1420991180

• Cardinal: 1420991180 can be written as One billion, four hundred twenty million, nine hundred ninety-one thousand, one hundred eighty.

Scientific notation

• Scientific notation: 1.42099118 × 10⁹

Factors of 1420991180

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 8206

Divisors of 1420991180

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 7 10 14 20 28 35 49 70 98 140 181 196 245 362 490 724 905 980 1267 1810 2534 3620 5068 6335 8011 8869 12670 16022 17738 25340 32044 35476 40055 44345 56077 80110 88690 112154 160220 177380 224308 280385 392539 560770 785078 1121540 1449991 1570156 1962695 2899982 3925390 5799964 7249955 7850780 10149937 14499910 20299874 28999820 40599748 50749685 71049559 101499370 142099118 202998740 284198236 355247795 710495590 1420991180
• Sum of all divisors σ(n): 3490892496
• Sum of proper divisors (its aliquot sum) s(n): 2069901316
• 1420991180 is an abundant number, because the sum of its proper divisors (2069901316) is greater than itself. Its abundance is 648910136

Bases of 1420991180

• Binary: 1010100101100101001101011001100₂
• Hexadecimal: 0x54B29ACC
• Base-36: NI0RT8

Squares and roots of 1420991180

• 1420991180 squared (1420991180²) is 2019215933637792400
• 1420991180 cubed (1420991180³) is 2869288032214768315071032000
• The square root of 1420991180 is 37696.0366616969
• The cube root of 1420991180 is 1124.2523242743

Scales and comparisons

• 1,420,991,180 seconds is equal to 45 years, 9 weeks, 3 days, 15 hours, 46 minutes, 20 seconds.
• To count from 1 to 1,420,991,180 would take you about ninety 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 1420991180 cubic inches would be around 93.7 feet tall.

Recreational maths with 1420991180

• 1420991180 backwards is 0811990241
• 1420991180 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1420991180's digits is 35
• More coming soon!