13228397721
13,228,397,721 is an odd composite number composed of five prime numbers multiplied together.
13228397721 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 13228397721:
32 × 7 × 113 × 193 × 23
(3 × 3 × 7 × 11 × 11 × 11 × 19 × 19 × 19 × 23)See below for interesting mathematical facts about the number 13228397721 from the Numbermatics database.
Names of 13228397721
- Cardinal: 13228397721 can be written as Thirteen billion, two hundred twenty-eight million, three hundred ninety-seven thousand, seven hundred twenty-one.
Scientific notation
- Scientific notation: 1.3228397721 × 1010
Factors of 13228397721
Divisors of 13228397721
- Number of divisors d(n): 192
-
Complete list of divisors:
1 3 7 9 11 19 21 23 33 57 63 69 77 99 121 133 161 171 207 209 231 253 361 363 399 437 483 627 693 759 847 1083 1089 1197 1311 1331 1449 1463 1771 1881 2277 2299 2527 2541 2783 3059 3249 3933 3971 3993 4389 4807 5313 6859 6897 7581 7623 8303 8349 9177 9317 11913 11979 13167 14421 15939 16093 19481 20577 20691 22743 24909 25047 25289 27531 27797 27951 30613 33649 35739 43263 43681 48013 48279 52877 58121 58443 61731 74727 75449 75867 83391 83853 91333 91839 100947 131043 144039 144837 157757 158631 174363 175329 177023 214291 226347 227601 250173 273999 275517 302841 305767 370139 393129 432117 473271 475893 480491 523089 528143 531069 581647 639331 642873 679041 821997 829939 917301 1004663 1104299 1110417 1419813 1441473 1584429 1593207 1735327 1744941 1917993 1928619 2489817 2751903 3013989 3312897 3331251 3363437 4071529 4324419 4753287 5205981 5234823 5753979 5809573 7032641 7469451 9041967 9129329 9938691 10090311 11051293 12147289 12214587 15617943 17428719 19088597 21097923 27387987 30270933 33153879 36441867 36643761 52286157 57265791 63293769 63905303 77359051 82163961 99461637 109325601 133620179 171797373 191715909 209974567 232077153 400860537 575147727 629923701 696231459 1202581611 1469821969 1889771103 4409465907 13228397721
- Sum of all divisors σ(n): 26456002560
- Sum of proper divisors (its aliquot sum) s(n): 13227604839
- 13228397721 is a deficient number, because the sum of its proper divisors (13227604839) is less than itself. Its deficiency is 792882
Bases of 13228397721
- Binary: 11000101000111100101010100100110012
- Hexadecimal: 0x314795499
- Base-36: 62RUH09
Squares and roots of 13228397721
- 13228397721 squared (132283977212) is 174990506264957993841
- 13228397721 cubed (132283977213) is 2314844014272006547887016436361
-
The
square root of 13228397721 is 115014.7717512841 -
The
cube root of 13228397721 is 2365.0250655357
Scales and comparisons
How big is 13228397721?- 13,228,397,721 seconds is equal to 420 years, 32 weeks, 2 days, 10 hours, 55 minutes, 21 seconds.
-
To count from 1 to 13,228,397,721 would take you about eight hundred forty-one 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 13228397721 cubic inches would be around 197.1 feet tall.
Recreational maths with 13228397721
- 13228397721 backwards is 12779382231
- The number of decimal digits it has is: 11
- The sum of 13228397721's digits is 45
- More coming soon!
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