21820131200
21,820,131,200 is an even composite number composed of five prime numbers multiplied together.
21820131200 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of four hundred thirty-two divisors.
Prime factorization of 21820131200:
27 × 52 × 72 × 31 × 672
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 7 × 7 × 31 × 67 × 67)See below for interesting mathematical facts about the number 21820131200 from the Numbermatics database.
Names of 21820131200
- Cardinal: 21820131200 can be written as Twenty-one billion, eight hundred twenty million, one hundred thirty-one thousand, two hundred.
Scientific notation
- Scientific notation: 2.18201312 × 1010
Factors of 21820131200
Divisors of 21820131200
- Number of divisors d(n): 432
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Complete list of divisors:
1 2 4 5 7 8 10 14 16 20 25 28 31 32 35 40 49 50 56 62 64 67 70 80 98 100 112 124 128 134 140 155 160 175 196 200 217 224 245 248 268 280 310 320 335 350 392 400 434 448 469 490 496 536 560 620 640 670 700 775 784 800 868 896 938 980 992 1072 1085 1120 1225 1240 1340 1400 1519 1550 1568 1600 1675 1736 1876 1960 1984 2077 2144 2170 2240 2345 2450 2480 2680 2800 3038 3100 3136 3200 3283 3350 3472 3752 3920 3968 4154 4288 4340 4480 4489 4690 4900 4960 5360 5425 5600 6076 6200 6272 6566 6700 6944 7504 7595 7840 8308 8576 8680 8978 9380 9800 9920 10385 10720 10850 11200 11725 12152 12400 13132 13400 13888 14539 15008 15190 15680 16415 16616 17360 17956 18760 19600 19840 20770 21440 21700 22400 22445 23450 24304 24800 26264 26800 27776 29078 30016 30380 31360 31423 32830 33232 34720 35912 37520 37975 39200 41540 42880 43400 44890 46900 48608 49600 51925 52528 53600 58156 60032 60760 62846 65660 66464 69440 71824 72695 75040 75950 78400 82075 83080 86800 89780 93800 97216 99200 101773 103850 105056 107200 112225 116312 121520 125692 131320 132928 138880 139159 143648 145390 150080 151900 156800 157115 164150 166160 173600 179560 187600 194432 203546 207700 210112 214400 219961 224450 232624 243040 251384 262640 265856 278318 287296 290780 300160 303800 314230 328300 332320 347200 359120 363475 375200 407092 415400 420224 439922 448900 465248 486080 502768 508865 525280 556636 574592 581560 607600 628460 656600 664640 694400 695795 718240 726950 750400 785575 814184 830800 879844 897800 930496 972160 974113 1005536 1017730 1050560 1099805 1113272 1163120 1215200 1256920 1313200 1329280 1391590 1436480 1453900 1500800 1571150 1628368 1661600 1759688 1795600 1860992 1948226 2011072 2035460 2101120 2199610 2226544 2326240 2430400 2513840 2544325 2626400 2783180 2872960 2907800 3142300 3256736 3323200 3478975 3519376 3591200 3896452 4022144 4070920 4399220 4453088 4652480 4860800 4870565 5027680 5088650 5252800 5499025 5566360 5815600 6284600 6513472 6646400 6818791 6957950 7038752 7182400 7792904 8141840 8798440 8906176 9304960 9741130 10055360 10177300 10505600 10998050 11132720 11631200 12569200 13026944 13637582 13915900 14077504 14364800 15585808 16283680 17596880 17812352 19482260 20110720 20354600 21996100 22265440 23262400 24352825 25138400 27275164 27831800 28155008 31171616 32567360 34093955 35193760 38964520 40709200 43992200 44530880 46524800 48705650 50276800 54550328 55663600 62343232 65134720 68187910 70387520 77929040 81418400 87984400 89061760 97411300 100553600 109100656 111327200 124686464 136375820 140775040 155858080 162836800 170469775 175968800 194822600 218201312 222654400 272751640 311716160 325673600 340939550 351937600 389645200 436402624 445308800 545503280 623432320 681879100 703875200 779290400 872805248 1091006560 1363758200 1558580800 2182013120 2727516400 3117161600 4364026240 5455032800 10910065600 21820131200
- Sum of all divisors σ(n): 65706107040
- Sum of proper divisors (its aliquot sum) s(n): 43885975840
- 21820131200 is an abundant number, because the sum of its proper divisors (43885975840) is greater than itself. Its abundance is 22065844640
Bases of 21820131200
- Binary: 101000101001001010011000111100000002
- Hexadecimal: 0x51494C780
- Base-36: A0V54ZK
Squares and roots of 21820131200
- 21820131200 squared (218201312002) is 476118125585213440000
- 21820131200 cubed (218201312003) is 10388959966967434040803328000000
-
The
square root of 21820131200 is 147716.3877164615 -
The
cube root of 21820131200 is 2794.3820690333
Scales and comparisons
How big is 21820131200?- 21,820,131,200 seconds is equal to 693 years, 42 weeks, 1 day, 19 hours, 33 minutes, 20 seconds.
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To count from 1 to 21,820,131,200 would take you about one thousand, three hundred eighty-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 21820131200 cubic inches would be around 232.9 feet tall.
Recreational maths with 21820131200
- 21820131200 backwards is 00213102812
- 21820131200 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21820131200's digits is 20
- More coming soon!
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The information we have on file for 21820131200 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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