21468536640
21,468,536,640 is an even composite number composed of seven prime numbers multiplied together.
21468536640 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of six hundred seventy-two divisors.
Prime factorization of 21468536640:
26 × 32 × 5 × 31 × 37 × 67 × 97
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 31 × 37 × 67 × 97)See below for interesting mathematical facts about the number 21468536640 from the Numbermatics database.
Names of 21468536640
- Cardinal: 21468536640 can be written as Twenty-one billion, four hundred sixty-eight million, five hundred thirty-six thousand, six hundred forty.
Scientific notation
- Scientific notation: 2.146853664 × 1010
Factors of 21468536640
Divisors of 21468536640
- Number of divisors d(n): 672
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 31 32 36 37 40 45 48 60 62 64 67 72 74 80 90 93 96 97 111 120 124 134 144 148 155 160 180 185 186 192 194 201 222 240 248 268 279 288 291 296 310 320 333 335 360 370 372 388 402 444 465 480 485 496 536 555 558 576 582 592 603 620 666 670 720 740 744 776 804 873 888 930 960 970 992 1005 1072 1110 1116 1147 1164 1184 1206 1240 1332 1340 1395 1440 1455 1480 1488 1552 1608 1665 1746 1776 1860 1940 1984 2010 2077 2144 2220 2232 2294 2328 2368 2412 2479 2480 2664 2680 2790 2880 2910 2960 2976 3007 3015 3104 3216 3330 3441 3492 3552 3589 3720 3880 4020 4154 4288 4365 4440 4464 4588 4656 4824 4958 4960 5328 5360 5580 5735 5820 5920 5952 6014 6030 6208 6231 6432 6499 6660 6882 6984 7104 7178 7437 7440 7760 8040 8308 8730 8880 8928 9021 9176 9312 9648 9916 9920 10323 10385 10656 10720 10767 11160 11470 11640 11840 12028 12060 12395 12462 12864 12998 13320 13764 13968 14356 14874 14880 15035 15520 16080 16616 17205 17460 17760 17856 17945 18042 18352 18624 18693 19296 19497 19832 20646 20770 21312 21440 21534 22311 22320 22940 23280 24056 24120 24790 24924 25996 26640 27063 27528 27936 28712 29748 29760 30070 31040 31155 32160 32301 32495 33232 34410 34920 35520 35890 36084 36704 37185 37386 38592 38994 39664 41292 41540 43068 44622 44640 45105 45880 46560 48112 48240 49580 49848 51615 51992 53280 53835 54126 55056 55872 57424 58491 59496 60140 62310 64320 64602 64990 66464 68820 69840 71780 72168 73408 74370 74772 76849 77988 79328 82584 83080 86136 89244 89280 90210 91760 93120 93465 96224 96480 97485 99160 99696 103230 103984 106560 107670 108252 110112 111259 111555 114848 116982 118992 120280 124620 129204 129980 132928 135315 137640 139680 143560 144336 148740 149544 153698 155976 158656 161505 165168 166160 172272 178488 180420 183520 186930 192448 192960 194970 198320 199392 201469 206460 207968 215340 216504 220224 222518 223110 229696 230547 233964 237984 240463 240560 249240 258408 259960 270630 275280 279360 287120 288672 292455 297480 299088 307396 311952 323010 330336 332320 333777 344544 356976 360840 367040 373860 384245 389940 396640 398784 402938 412920 415936 430680 433008 445036 446220 461094 467928 475968 480926 481120 498480 516816 519920 541260 550560 556295 574240 577344 584910 594960 598176 604407 614792 623904 646020 660672 664640 667554 689088 691641 713952 721389 721680 747720 768490 779880 793280 805876 825840 861360 866016 890072 892440 922188 935856 961852 962240 996960 1001331 1007345 1033632 1039840 1082520 1101120 1112590 1148480 1152735 1169820 1189920 1196352 1202315 1208814 1229584 1247808 1292040 1335108 1383282 1427904 1442778 1443360 1495440 1536980 1559760 1611752 1651680 1668885 1722720 1732032 1780144 1784880 1813221 1844376 1871712 1923704 1993920 2002662 2014690 2067264 2079680 2164167 2165040 2225180 2305470 2339640 2379840 2404630 2417628 2459168 2584080 2670216 2766564 2885556 2886720 2990880 3022035 3073960 3119520 3223504 3303360 3337770 3445440 3458205 3560288 3569760 3606945 3626442 3688752 3743424 3847408 4005324 4029380 4328334 4330080 4450360 4610940 4679280 4809260 4835256 4918336 5006655 5168160 5340432 5533128 5771112 5981760 6044070 6147920 6239040 6447008 6675540 6916410 7120576 7139520 7213890 7252884 7377504 7454353 7694816 8010648 8058760 8656668 8660160 8900720 9066105 9221880 9358560 9618520 9670512 10013310 10336320 10680864 10820835 11066256 11542224 12088140 12295840 12894016 13351080 13832820 14427780 14505768 14755008 14908706 15389632 16021296 16117520 17313336 17801440 18132210 18443760 18717120 19237040 19341024 20026620 21361728 21641670 22132512 22363059 23084448 24176280 24591680 26702160 27665640 28855560 29011536 29817412 32042592 32235040 34626672 35602880 36264420 36887520 37271765 38474080 38682048 40053240 43283340 44265024 44726118 46168896 48352560 53404320 55331280 57711120 58023072 59634824 64085184 64470080 67089177 69253344 72528840 73775040 74543530 76948160 80106480 86566680 89452236 96705120 106808640 110662560 111815295 115422240 116046144 119269648 134178354 138506688 145057680 149087060 160212960 173133360 178904472 193410240 221325120 223630590 230844480 238539296 268356708 290115360 298174120 320425920 335445885 346266720 357808944 447261180 477078592 536713416 580230720 596348240 670891770 692533440 715617888 894522360 1073426832 1192696480 1341783540 1431235776 1789044720 2146853664 2385392960 2683567080 3578089440 4293707328 5367134160 7156178880 10734268320 21468536640
- Sum of all divisors σ(n): 80272518144
- Sum of proper divisors (its aliquot sum) s(n): 58803981504
- 21468536640 is an abundant number, because the sum of its proper divisors (58803981504) is greater than itself. Its abundance is 37335444864
Bases of 21468536640
- Binary: 100111111111001111111011111010000002
- Hexadecimal: 0x4FF9FDF40
- Base-36: 9V1T8W0
Squares and roots of 21468536640
- 21468536640 squared (214685366402) is 460898065463022489600
- 21468536640 cubed (214685366403) is 9894807005698016883121618944000
-
The
square root of 21468536640 is 146521.4545382347 -
The
cube root of 21468536640 is 2779.2918093249
Scales and comparisons
How big is 21468536640?- 21,468,536,640 seconds is equal to 682 years, 32 weeks, 6 days, 10 hours, 24 minutes.
-
To count from 1 to 21,468,536,640 would take you about one thousand, three hundred sixty-five 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 21468536640 cubic inches would be around 231.6 feet tall.
Recreational maths with 21468536640
- 21468536640 backwards is 04663586412
- 21468536640 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21468536640's digits is 45
- More coming soon!
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The information we have on file for 21468536640 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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