21011672160
21,011,672,160 is an even composite number composed of five prime numbers multiplied together.
21011672160 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred forty divisors.
Prime factorization of 21011672160:
25 × 34 × 5 × 421 × 3851
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 5 × 421 × 3851)See below for interesting mathematical facts about the number 21011672160 from the Numbermatics database.
Names of 21011672160
- Cardinal: 21011672160 can be written as Twenty-one billion, eleven million, six hundred seventy-two thousand, one hundred sixty.
Scientific notation
- Scientific notation: 2.101167216 × 1010
Factors of 21011672160
Divisors of 21011672160
- Number of divisors d(n): 240
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 72 80 81 90 96 108 120 135 144 160 162 180 216 240 270 288 324 360 405 421 432 480 540 648 720 810 842 864 1080 1263 1296 1440 1620 1684 2105 2160 2526 2592 3240 3368 3789 3851 4210 4320 5052 6315 6480 6736 7578 7702 8420 10104 11367 11553 12630 12960 13472 15156 15404 16840 18945 19255 20208 22734 23106 25260 30312 30808 33680 34101 34659 37890 38510 40416 45468 46212 50520 56835 57765 60624 61616 67360 68202 69318 75780 77020 90936 92424 101040 103977 113670 115530 121248 123232 136404 138636 151560 154040 170505 173295 181872 184848 202080 207954 227340 231060 272808 277272 303120 308080 311931 341010 346590 363744 369696 415908 454680 462120 519885 545616 554544 606240 616160 623862 682020 693180 831816 909360 924240 1039770 1091232 1109088 1247724 1364040 1386360 1559655 1621271 1663632 1818720 1848480 2079540 2495448 2728080 2772720 3119310 3242542 3327264 4159080 4863813 4990896 5456160 5545440 6238620 6485084 8106355 8318160 9727626 9981792 12477240 12970168 14591439 16212710 16636320 19455252 24319065 24954480 25940336 29182878 32425420 38910504 43774317 48638130 49908960 51880672 58365756 64850840 72957195 77821008 87548634 97276260 116731512 129701680 131322951 145914390 155642016 175097268 194552520 218871585 233463024 259403360 262645902 291828780 350194536 389105040 437743170 466926048 525291804 583657560 656614755 700389072 778210080 875486340 1050583608 1167315120 1313229510 1400778144 1750972680 2101167216 2334630240 2626459020 3501945360 4202334432 5252918040 7003890720 10505836080 21011672160
- Sum of all divisors σ(n): 74349131472
- Sum of proper divisors (its aliquot sum) s(n): 53337459312
- 21011672160 is an abundant number, because the sum of its proper divisors (53337459312) is greater than itself. Its abundance is 32325787152
Bases of 21011672160
- Binary: 100111001000110010010101100011000002
- Hexadecimal: 0x4E464AC60
- Base-36: 9NHT200
Squares and roots of 21011672160
- 21011672160 squared (210116721602) is 441490366959319065600
- 21011672160 cubed (210116721603) is 9276450852347308263224733696000
-
The
square root of 21011672160 is 144954.0346454695 -
The
cube root of 21011672160 is 2759.4352341587
Scales and comparisons
How big is 21011672160?- 21,011,672,160 seconds is equal to 668 years, 5 weeks, 3 days, 15 hours, 36 minutes.
-
To count from 1 to 21,011,672,160 would take you about one thousand, three hundred thirty-six 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 21011672160 cubic inches would be around 230 feet tall.
Recreational maths with 21011672160
- 21011672160 backwards is 06127611012
- 21011672160 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21011672160's digits is 27
- More coming soon!
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