21530424240
21,530,424,240 is an even composite number composed of five prime numbers multiplied together.
21530424240 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of four hundred divisors.
Prime factorization of 21530424240:
24 × 33 × 5 × 134 × 349
(2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 13 × 13 × 13 × 13 × 349)See below for interesting mathematical facts about the number 21530424240 from the Numbermatics database.
Names of 21530424240
- Cardinal: 21530424240 can be written as Twenty-one billion, five hundred thirty million, four hundred twenty-four thousand, two hundred forty.
Scientific notation
- Scientific notation: 2.153042424 × 1010
Factors of 21530424240
Divisors of 21530424240
- Number of divisors d(n): 400
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 27 30 36 39 40 45 48 52 54 60 65 72 78 80 90 104 108 117 120 130 135 144 156 169 180 195 208 216 234 240 260 270 312 338 349 351 360 390 432 468 507 520 540 585 624 676 698 702 720 780 845 936 1014 1040 1047 1080 1170 1352 1396 1404 1521 1560 1690 1745 1755 1872 2028 2094 2160 2197 2340 2535 2704 2792 2808 3042 3120 3141 3380 3490 3510 4056 4188 4394 4537 4563 4680 5070 5235 5584 5616 6084 6282 6591 6760 6980 7020 7605 8112 8376 8788 9074 9126 9360 9423 10140 10470 10985 12168 12564 13182 13520 13611 13960 14040 15210 15705 16752 17576 18148 18252 18846 19773 20280 20940 21970 22685 22815 24336 25128 26364 27222 27920 28080 28561 30420 31410 32955 35152 36296 36504 37692 39546 40560 40833 41880 43940 45370 45630 47115 50256 52728 54444 57122 58981 59319 60840 62820 65910 68055 72592 73008 75384 79092 81666 83760 85683 87880 90740 91260 94230 98865 105456 108888 114244 117962 118638 121680 122499 125640 131820 136110 142805 150768 158184 163332 171366 175760 176943 181480 182520 188460 197730 204165 217776 228488 235924 237276 244998 251280 257049 263640 272220 285610 294905 296595 316368 326664 342732 353886 362960 365040 376920 395460 408330 428415 456976 471848 474552 489996 514098 527280 530829 544440 571220 589810 593190 612495 653328 685464 707772 753840 766753 771147 790920 816660 856830 884715 943696 949104 979992 1028196 1061658 1088880 1142440 1179620 1186380 1224990 1285245 1370928 1415544 1533506 1542294 1581840 1592487 1633320 1713660 1769430 1959984 2056392 2123316 2284880 2300259 2359240 2372760 2449980 2570490 2654145 2831088 3067012 3084588 3184974 3266640 3427320 3538860 3833765 3855735 4112784 4246632 4600518 4718480 4745520 4899960 5140980 5308290 6134024 6169176 6369948 6854640 6900777 7077720 7667530 7711470 7962435 8493264 9201036 9799920 9967789 10281960 10616580 11501295 12268048 12338352 12739896 13801554 14155440 15335060 15422940 15924870 18402072 19935578 20563920 20702331 21233160 23002590 25479792 27603108 29903367 30670120 30845880 31849740 34503885 36804144 39871156 41404662 42466320 46005180 49838945 55206216 59806734 61340240 61691760 63699480 69007770 79742312 82809324 89710101 92010360 99677890 103511655 110412432 119613468 127398960 138015540 149516835 159484624 165618648 179420202 184020720 199355780 207023310 239226936 269130303 276031080 299033670 331237296 358840404 398711560 414046620 448550505 478453872 538260606 552062160 598067340 717680808 797423120 828093240 897101010 1076521212 1196134680 1345651515 1435361616 1656186480 1794202020 2153042424 2392269360 2691303030 3588404040 4306084848 5382606060 7176808080 10765212120 21530424240
- Sum of all divisors σ(n): 80570364000
- Sum of proper divisors (its aliquot sum) s(n): 59039939760
- 21530424240 is an abundant number, because the sum of its proper divisors (59039939760) is greater than itself. Its abundance is 37509515520
Bases of 21530424240
- Binary: 101000000110101000000110011101100002
- Hexadecimal: 0x5035033B0
- Base-36: 9W2NPO0
Squares and roots of 21530424240
- 21530424240 squared (215304242402) is 463559167954379577600
- 21530424240 cubed (215304242403) is 9980625546399205271720001024000
-
The
square root of 21530424240 is 146732.4921072357 -
The
cube root of 21530424240 is 2781.9598794693
Scales and comparisons
How big is 21530424240?- 21,530,424,240 seconds is equal to 684 years, 31 weeks, 1 day, 17 hours, 24 minutes.
-
To count from 1 to 21,530,424,240 would take you about one thousand, three hundred sixty-nine 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 21530424240 cubic inches would be around 231.8 feet tall.
Recreational maths with 21530424240
- 21530424240 backwards is 04242403512
- 21530424240 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21530424240's digits is 27
- More coming soon!
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The information we have on file for 21530424240 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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