1221288200
1,221,288,200 is an even composite number composed of five prime numbers multiplied together.
1221288200 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 1221288200:
23 × 52 × 11 × 59 × 972
(2 × 2 × 2 × 5 × 5 × 11 × 59 × 97 × 97)See below for interesting mathematical facts about the number 1221288200 from the Numbermatics database.
Names of 1221288200
- Cardinal: 1221288200 can be written as One billion, two hundred twenty-one million, two hundred eighty-eight thousand, two hundred.
Scientific notation
- Scientific notation: 1.2212882 × 109
Factors of 1221288200
Divisors of 1221288200
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 4 5 8 10 11 20 22 25 40 44 50 55 59 88 97 100 110 118 194 200 220 236 275 295 388 440 472 485 550 590 649 776 970 1067 1100 1180 1298 1475 1940 2134 2200 2360 2425 2596 2950 3245 3880 4268 4850 5192 5335 5723 5900 6490 8536 9409 9700 10670 11446 11800 12980 16225 18818 19400 21340 22892 25960 26675 28615 32450 37636 42680 45784 47045 53350 57230 62953 64900 75272 94090 103499 106700 114460 125906 129800 143075 188180 206998 213400 228920 235225 251812 286150 314765 376360 413996 470450 503624 517495 555131 572300 629530 827992 940900 1034990 1110262 1144600 1259060 1573825 1881800 2069980 2220524 2518120 2587475 2775655 3147650 4139960 4441048 5174950 5551310 6106441 6295300 10349900 11102620 12212882 12590600 13878275 20699800 22205240 24425764 27756550 30532205 48851528 55513100 61064410 111026200 122128820 152661025 244257640 305322050 610644100 1221288200
- Sum of all divisors σ(n): 3182943600
- Sum of proper divisors (its aliquot sum) s(n): 1961655400
- 1221288200 is an abundant number, because the sum of its proper divisors (1961655400) is greater than itself. Its abundance is 740367200
Bases of 1221288200
- Binary: 10010001100101101100001000010002
- Hexadecimal: 0x48CB6108
- Base-36: K74G08
Squares and roots of 1221288200
- 1221288200 squared (12212882002) is 1491544867459240000
- 1221288200 cubed (12212882003) is 1821606146398533792968000000
-
The
square root of 1221288200 is 34946.9340572247 -
The
cube root of 1221288200 is 1068.9056852873
Scales and comparisons
How big is 1221288200?- 1,221,288,200 seconds is equal to 38 years, 43 weeks, 2 days, 6 hours, 43 minutes, 20 seconds.
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To count from 1 to 1,221,288,200 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 1221288200 cubic inches would be around 89.1 feet tall.
Recreational maths with 1221288200
- 1221288200 backwards is 0028821221
- The number of decimal digits it has is: 10
- The sum of 1221288200's digits is 26
- More coming soon!
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The information we have on file for 1221288200 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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