21023845920
21,023,845,920 is an even composite number composed of six prime numbers multiplied together.
21023845920 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of five hundred seventy-six divisors.
Prime factorization of 21023845920:
25 × 33 × 5 × 72 × 11 × 9029
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 7 × 7 × 11 × 9029)See below for interesting mathematical facts about the number 21023845920 from the Numbermatics database.
Names of 21023845920
- Cardinal: 21023845920 can be written as Twenty-one billion, twenty-three million, eight hundred forty-five thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 2.102384592 × 1010
Factors of 21023845920
Divisors of 21023845920
- Number of divisors d(n): 576
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Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 11 12 14 15 16 18 20 21 22 24 27 28 30 32 33 35 36 40 42 44 45 48 49 54 55 56 60 63 66 70 72 77 80 84 88 90 96 98 99 105 108 110 112 120 126 132 135 140 144 147 154 160 165 168 176 180 189 196 198 210 216 220 224 231 240 245 252 264 270 280 288 294 297 308 315 330 336 352 360 378 385 392 396 420 432 440 441 462 480 490 495 504 528 539 540 560 588 594 616 630 660 672 693 720 735 756 770 784 792 840 864 880 882 924 945 980 990 1008 1056 1078 1080 1120 1155 1176 1188 1232 1260 1320 1323 1386 1440 1470 1485 1512 1540 1568 1584 1617 1680 1760 1764 1848 1890 1960 1980 2016 2079 2156 2160 2205 2310 2352 2376 2464 2520 2640 2646 2695 2772 2940 2970 3024 3080 3168 3234 3360 3465 3528 3696 3780 3920 3960 4158 4312 4320 4410 4620 4704 4752 4851 5040 5280 5292 5390 5544 5880 5940 6048 6160 6468 6615 6930 7056 7392 7560 7840 7920 8085 8316 8624 8820 9029 9240 9504 9702 10080 10395 10584 10780 11088 11760 11880 12320 12936 13230 13860 14112 14553 15120 15840 16170 16632 17248 17640 18058 18480 19404 20790 21168 21560 22176 23520 23760 24255 25872 26460 27087 27720 29106 30240 32340 33264 35280 36116 36960 38808 41580 42336 43120 45145 47520 48510 51744 52920 54174 55440 58212 63203 64680 66528 70560 72232 72765 77616 81261 83160 86240 90290 97020 99319 105840 108348 110880 116424 126406 129360 135435 144464 145530 155232 162522 166320 180580 189609 194040 198638 211680 216696 232848 243783 252812 258720 270870 288928 291060 297957 316015 325044 332640 361160 379218 388080 397276 406305 433392 442421 465696 487566 496595 505624 541740 568827 582120 595914 632030 650088 695233 722320 758436 776160 794552 812610 866784 884842 893871 948045 975132 993190 1011248 1083480 1137654 1164240 1191828 1218915 1264060 1300176 1327263 1390466 1444640 1489785 1516872 1589104 1625220 1706481 1769684 1787742 1896090 1950264 1986380 2022496 2085699 2166960 2212105 2275308 2328480 2383656 2437830 2528120 2600352 2654526 2681613 2780932 2844135 2979570 3033744 3178208 3250440 3412962 3476165 3539368 3575484 3792180 3900528 3972760 3981789 4171398 4333920 4424210 4469355 4550616 4767312 4866631 4875660 5056240 5309052 5363226 5561864 5688270 5959140 6067488 6257097 6500880 6636315 6825924 6952330 7078736 7150968 7584360 7801056 7945520 7963578 8342796 8532405 8848420 8938710 9101232 9534624 9733262 9751320 10112480 10428495 10618104 10726452 11123728 11376540 11918280 11945367 12514194 13001760 13272630 13408065 13651848 13904660 14157472 14301936 14599893 15168720 15891040 15927156 16685592 17064810 17696840 17877420 18202464 18771291 19466524 19502640 19908945 20856990 21236208 21452904 22247456 22753080 23836560 23890734 24333155 25028388 26545260 26816130 27303696 27809320 28603872 29199786 30337440 31285485 31854312 33371184 34129620 35393680 35754840 37542582 38933048 39005280 39817890 41713980 42472416 42905808 43799679 45506160 47673120 47781468 48666310 50056776 53090520 53632260 54607392 55618640 58399572 59726835 62570970 63708624 66742368 68259240 70787360 71509680 72999465 75085164 77866096 79635780 83427960 85811616 87599358 91012320 93856455 95562936 97332620 100113552 106181040 107264520 111237280 116799144 119453670 125141940 127417248 131399037 136518480 143019360 145998930 150170328 155732192 159271560 166855920 175198716 187712910 191125872 194665240 200227104 212362080 214529040 218998395 233598288 238907340 250283880 262798074 273036960 291997860 300340656 318543120 333711840 350397432 375425820 382251744 389330480 429058080 437996790 467196576 477814680 500567760 525596148 583995720 600681312 637086240 656995185 700794864 750851640 778660960 875993580 955629360 1001135520 1051192296 1167991440 1313990370 1401589728 1501703280 1751987160 1911258720 2102384592 2335982880 2627980740 3003406560 3503974320 4204769184 5255961480 7007948640 10511922960 21023845920
- Sum of all divisors σ(n): 93388982400
- Sum of proper divisors (its aliquot sum) s(n): 72365136480
- 21023845920 is an abundant number, because the sum of its proper divisors (72365136480) is greater than itself. Its abundance is 51341290560
Bases of 21023845920
- Binary: 100111001010001111001101110001000002
- Hexadecimal: 0x4E51E6E20
- Base-36: 9NP1ZC0
Squares and roots of 21023845920
- 21023845920 squared (210238459202) is 442002097267900646400
- 21023845920 cubed (210238459203) is 9292583989277196151782002688000
-
The
square root of 21023845920 is 144996.0203591807 -
The
cube root of 21023845920 is 2759.9680525603
Scales and comparisons
How big is 21023845920?- 21,023,845,920 seconds is equal to 668 years, 25 weeks, 4 days, 13 hours, 12 minutes.
-
To count from 1 to 21,023,845,920 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 21023845920 cubic inches would be around 230 feet tall.
Recreational maths with 21023845920
- 21023845920 backwards is 02954832012
- 21023845920 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21023845920's digits is 36
- More coming soon!
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