20820689748480
20,820,689,748,480 is an even composite number composed of five prime numbers multiplied together.
20820689748480 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred sixty divisors.
Prime factorization of 20820689748480:
29 × 3 × 5 × 1409 × 1924079
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 1409 × 1924079)See below for interesting mathematical facts about the number 20820689748480 from the Numbermatics database.
Names of 20820689748480
- Cardinal: 20820689748480 can be written as Twenty trillion, eight hundred twenty billion, six hundred eighty-nine million, seven hundred forty-eight thousand, four hundred eighty.
Scientific notation
- Scientific notation: 2.082068974848 × 1013
Factors of 20820689748480
Divisors of 20820689748480
- Number of divisors d(n): 160
-
Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 128 160 192 240 256 320 384 480 512 640 768 960 1280 1409 1536 1920 2560 2818 3840 4227 5636 7045 7680 8454 11272 14090 16908 21135 22544 28180 33816 42270 45088 56360 67632 84540 90176 112720 135264 169080 180352 225440 270528 338160 360704 450880 541056 676320 721408 901760 1082112 1352640 1803520 1924079 2164224 2705280 3607040 3848158 5410560 5772237 7696316 9620395 10821120 11544474 15392632 19240790 23088948 28861185 30785264 38481580 46177896 57722370 61570528 76963160 92355792 115444740 123141056 153926320 184711584 230889480 246282112 307852640 369423168 461778960 492564224 615705280 738846336 923557920 985128448 1231410560 1477692672 1847115840 2462821120 2711027311 2955385344 3694231680 4925642240 5422054622 7388463360 8133081933 10844109244 13555136555 14776926720 16266163866 21688218488 27110273110 32532327732 40665409665 43376436976 54220546220 65064655464 81330819330 86752873952 108441092440 130129310928 162661638660 173505747904 216882184880 260258621856 325323277320 347011495808 433764369760 520517243712 650646554640 694022991616 867528739520 1041034487424 1301293109280 1388045983232 1735057479040 2082068974848 2602586218560 3470114958080 4164137949696 5205172437120 6940229916160 10410344874240 20820689748480
- Sum of all divisors σ(n): 66608417145600
- Sum of proper divisors (its aliquot sum) s(n): 45787727397120
- 20820689748480 is an abundant number, because the sum of its proper divisors (45787727397120) is greater than itself. Its abundance is 24967037648640
Bases of 20820689748480
- Binary: 1001011101111101100011101000100000010000000002
- Hexadecimal: 0x12EFB1D10200
- Base-36: 7DOW53O5C
Squares and roots of 20820689748480
- 20820689748480 squared (208206897484802) is 433501121602460165662310400
- 20820689748480 cubed (208206897484803) is 9025792358502924241152828654791688192000
-
The
square root of 20820689748480 is 4562969.4003444731 -
The
cube root of 20820689748480 is 27510.4928546887
Scales and comparisons
How big is 20820689748480?- 20,820,689,748,480 seconds is equal to 662,033 years, 27 weeks, 4 days, 10 hours, 8 minutes.
-
To count from 1 to 20,820,689,748,480 would take you about one million, six hundred fifty-five thousand and eighty-three 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 20820689748480 cubic inches would be around 2292.5 feet tall.
Recreational maths with 20820689748480
- 20820689748480 backwards is 08484798602802
- The number of decimal digits it has is: 14
- The sum of 20820689748480's digits is 66
- More coming soon!
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