1220293920

Names of 1220293920

• Cardinal: 1220293920 can be written as One billion, two hundred twenty million, two hundred ninety-three thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.22029392 × 10⁹

Factors of 1220293920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 82050

Divisors of 1220293920

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 31 32 40 48 60 62 80 93 96 120 124 155 160 186 240 248 310 372 465 480 496 620 744 930 992 1240 1488 1860 2480 2976 3720 4960 7440 14880 82009 164018 246027 328036 410045 492054 656072 820090 984108 1230135 1312144 1640180 1968216 2460270 2542279 2624288 3280360 3936432 4920540 5084558 6560720 7626837 7872864 9841080 10169116 12711395 13121440 15253674 19682160 20338232 25422790 30507348 38134185 39364320 40676464 50845580 61014696 76268370 81352928 101691160 122029392 152536740 203382320 244058784 305073480 406764640 610146960 1220293920
• Sum of all divisors σ(n): 3967971840
• Sum of proper divisors (its aliquot sum) s(n): 2747677920
• 1220293920 is an abundant number, because the sum of its proper divisors (2747677920) is greater than itself. Its abundance is 1527384000

Bases of 1220293920

• Binary: 1001000101111000011010100100000₂
• Hexadecimal: 0x48BC3520
• Base-36: K6J4TC

Squares and roots of 1220293920

• 1220293920 squared (1220293920²) is 1489117251188966400
• 1220293920 cubed (1220293920³) is 1817160727793008469004288000
• The square root of 1220293920 is 34932.7055923243
• The cube root of 1220293920 is 1068.6155326189

Scales and comparisons

• 1,220,293,920 seconds is equal to 38 years, 41 weeks, 4 days, 18 hours, 32 minutes.
• To count from 1 to 1,220,293,920 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 1220293920 cubic inches would be around 89.1 feet tall.

Recreational maths with 1220293920

• 1220293920 backwards is 0293920221
• 1220293920 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1220293920's digits is 30
• More coming soon!