21087729000
21,087,729,000 is an even composite number composed of six prime numbers multiplied together.
What does the number 21087729000 look like?
This visualization shows the relationship between its 6 prime factors (large circles) and 512 divisors.
21087729000 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of five hundred twelve divisors.
Prime factorization of 21087729000:
23 × 33 × 53 × 13 × 73 × 823
(2 × 2 × 2 × 3 × 3 × 3 × 5 × 5 × 5 × 13 × 73 × 823)See below for interesting mathematical facts about the number 21087729000 from the Numbermatics database.
Names of 21087729000
- Cardinal: 21087729000 can be written as Twenty-one billion, eighty-seven million, seven hundred twenty-nine thousand.
Scientific notation
- Scientific notation: 2.1087729 × 1010
Factors of 21087729000
Divisors of 21087729000
- Number of divisors d(n): 512
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 13 15 18 20 24 25 26 27 30 36 39 40 45 50 52 54 60 65 72 73 75 78 90 100 104 108 117 120 125 130 135 146 150 156 180 195 200 216 219 225 234 250 260 270 292 300 312 325 351 360 365 375 390 438 450 468 500 520 540 584 585 600 650 657 675 702 730 750 780 823 876 900 936 949 975 1000 1080 1095 1125 1170 1300 1314 1350 1404 1460 1500 1560 1625 1646 1752 1755 1800 1825 1898 1950 1971 2190 2250 2340 2469 2600 2628 2700 2808 2847 2920 2925 3000 3250 3285 3292 3375 3510 3650 3796 3900 3942 4115 4380 4500 4680 4745 4875 4938 5256 5400 5475 5694 5850 6500 6570 6584 6750 7020 7300 7407 7592 7800 7884 8230 8541 8760 8775 9000 9125 9490 9750 9855 9876 10699 10950 11388 11700 12345 13000 13140 13500 14040 14235 14600 14625 14814 15768 16425 16460 17082 17550 18250 18980 19500 19710 19752 20575 21398 21900 22221 22776 23400 23725 24690 25623 26280 27000 27375 28470 29250 29628 32097 32850 32920 34164 35100 36500 37035 37960 39000 39420 41150 42705 42796 43800 43875 44442 47450 49275 49380 51246 53495 54750 56940 58500 59256 60079 61725 64194 65700 68328 70200 71175 73000 74070 78840 82125 82300 85410 85592 87750 88884 94900 96291 98550 98760 102492 102875 106990 109500 111105 113880 117000 118625 120158 123450 128115 128388 131400 142350 148140 160485 164250 164600 170820 175500 177768 180237 185175 189800 192582 197100 204984 205750 213525 213980 219000 222210 237250 240316 246375 246900 256230 256776 267475 284700 288873 296280 300395 308625 320970 328500 341640 351000 355875 360474 370350 385164 394200 411500 427050 427960 444420 474500 480632 481455 492750 493800 512460 534950 540711 555525 569400 577746 600790 617250 640575 641940 657000 711750 720948 740700 770328 781027 802425 823000 854100 888840 901185 925875 949000 962910 985500 1024920 1067625 1069900 1081422 1111050 1155492 1201580 1234500 1281150 1283880 1337375 1423500 1441896 1444365 1481400 1501975 1562054 1604850 1622133 1708200 1802370 1851750 1925820 1971000 2135250 2139800 2162844 2222100 2310984 2343081 2403160 2407275 2469000 2562300 2674750 2703555 2777625 2847000 2888730 3003950 3124108 3202875 3209700 3244266 3604740 3703500 3851640 3905135 4012125 4270500 4325688 4444200 4505925 4686162 4814550 5124600 5349500 5407110 5555250 5777460 6007900 6248216 6405750 6419400 6488532 7029243 7209480 7221825 7407000 7509875 7810270 8024250 8110665 8541000 9011850 9372324 9629100 10699000 10814220 11110500 11554920 11715405 12015800 12036375 12811500 12977064 13517775 14058486 14443650 15019750 15620540 16048500 16221330 18023700 18744648 19258200 19525675 21087729 21628440 22221000 22529625 23430810 24072750 25623000 27035550 28116972 28887300 30039500 31241080 32097000 32442660 35146215 36047400 36109125 39051350 40553325 42175458 45059250 46861620 48145500 54071100 56233944 57774600 58577025 60079000 64885320 67588875 70292430 72218250 78102700 81106650 84350916 90118500 93723240 96291000 97628375 105438645 108142200 117154050 135177750 140584860 144436500 156205400 162213300 168701832 175731075 180237000 195256750 202766625 210877290 234308100 270355500 281169720 288873000 292885125 324426600 351462150 390513500 405533250 421754580 468616200 527193225 540711000 585770250 702924300 781027000 811066500 843509160 878655375 1054386450 1171540500 1405848600 1622133000 1757310750 2108772900 2343081000 2635966125 3514621500 4217545800 5271932250 7029243000 10543864500 21087729000
- Sum of all divisors σ(n): 79902950400
- Sum of proper divisors (its aliquot sum) s(n): 58815221400
- 21087729000 is an abundant number, because the sum of its proper divisors (58815221400) is greater than itself. Its abundance is 37727492400
Bases of 21087729000
- Binary: 100111010001110110100110101011010002
- Hexadecimal: 0x4E8ED3568
- Base-36: 9OR37U0
Squares and roots of 21087729000
- 21087729000 squared (210877290002) is 444692314377441000000
- 21087729000 cubed (210877290003) is 9377551013974279521489000000000
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The
square root of 21087729000 is 145216.1457965333 -
The
cube root of 21087729000 is 2762.7607064753
Scales and comparisons
How big is 21087729000?- 21,087,729,000 seconds is equal to 670 years, 27 weeks, 1 day, 22 hours, 30 minutes.
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To count from 1 to 21,087,729,000 would take you about one thousand, three 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 21087729000 cubic inches would be around 230.2 feet tall.
Recreational maths with 21087729000
- 21087729000 backwards is 00092778012
- 21087729000 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21087729000's digits is 36
- More coming soon!
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