1220747340

Names of 1220747340

• Cardinal: 1220747340 can be written as One billion, two hundred twenty million, seven hundred forty-seven thousand, three hundred forty.

Scientific notation

• Scientific notation: 1.22074734 × 10⁹

Factors of 1220747340

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2789

Divisors of 1220747340

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 19 20 30 38 57 60 76 95 114 190 228 285 380 467 570 934 1140 1401 1868 2293 2335 2802 4586 4670 5604 6879 7005 8873 9172 9340 11465 13758 14010 17746 22930 26619 27516 28020 34395 35492 43567 44365 45860 53238 68790 87134 88730 106476 130701 133095 137580 174268 177460 217835 261402 266190 435670 522804 532380 653505 871340 1070831 1307010 2141662 2614020 3212493 4283324 5354155 6424986 10708310 12849972 16062465 20345789 21416620 32124930 40691578 61037367 64249860 81383156 101728945 122074734 203457890 244149468 305186835 406915780 610373670 1220747340
• Sum of all divisors σ(n): 3607269120
• Sum of proper divisors (its aliquot sum) s(n): 2386521780
• 1220747340 is an abundant number, because the sum of its proper divisors (2386521780) is greater than itself. Its abundance is 1165774440

Bases of 1220747340

• Binary: 1001000110000110010000001001100₂
• Hexadecimal: 0x48C3204C
• Base-36: K6SUOC

Squares and roots of 1220747340

• 1220747340 squared (1220747340²) is 1490224068117075600
• 1220747340 cubed (1220747340³) is 1819187067157898847278904000
• The square root of 1220747340 is 34939.1948962765
• The cube root of 1220747340 is 1068.7478700413

Scales and comparisons

• 1,220,747,340 seconds is equal to 38 years, 42 weeks, 3 days, 29 minutes.
• To count from 1 to 1,220,747,340 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 1220747340 cubic inches would be around 89.1 feet tall.

Recreational maths with 1220747340

• 1220747340 backwards is 0437470221
• 1220747340 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1220747340's digits is 30
• More coming soon!