1220791400

Names of 1220791400

• Cardinal: 1220791400 can be written as One billion, two hundred twenty million, seven hundred ninety-one thousand, four hundred.

Scientific notation

• Scientific notation: 1.2207914 × 10⁹

Factors of 1220791400

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 101

Divisors of 1220791400

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 8 10 20 25 40 41 50 53 82 100 106 164 200 205 212 265 328 410 424 530 820 1025 1060 1325 1640 2050 2120 2173 2650 2809 4100 4346 5300 5618 8200 8692 10600 10865 11236 14045 17384 21730 22472 28090 43460 54325 56180 70225 86920 108650 112360 115169 140450 148877 217300 230338 280900 297754 434600 460676 561800 575845 595508 744385 921352 1151690 1191016 1488770 2303380 2879225 2977540 3721925 4606760 5758450 5955080 6103957 7443850 11516900 12207914 14887700 23033800 24415828 29775400 30519785 48831656 61039570 122079140 152598925 244158280 305197850 610395700 1220791400
• Sum of all divisors σ(n): 2963482200
• Sum of proper divisors (its aliquot sum) s(n): 1742690800
• 1220791400 is an abundant number, because the sum of its proper divisors (1742690800) is greater than itself. Its abundance is 521899400

Bases of 1220791400

• Binary: 1001000110000111100110001101000₂
• Hexadecimal: 0x48C3CC68
• Base-36: K6TSO8

Squares and roots of 1220791400

• 1220791400 squared (1220791400²) is 1490331642313960000
• 1220791400 cubed (1220791400³) is 1819384052084758467944000000
• The square root of 1220791400 is 34939.8254145609
• The cube root of 1220791400 is 1068.7607278657

Scales and comparisons

• 1,220,791,400 seconds is equal to 38 years, 42 weeks, 3 days, 12 hours, 43 minutes, 20 seconds.
• To count from 1 to 1,220,791,400 would take you about seventy-seven 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 1220791400 cubic inches would be around 89.1 feet tall.

Recreational maths with 1220791400

• 1220791400 backwards is 0041970221
• The number of decimal digits it has is: 10
• The sum of 1220791400's digits is 26
• More coming soon!