21430378008
21,430,378,008 is an even composite number composed of five prime numbers multiplied together.
21430378008 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of four hundred eighty divisors.
Prime factorization of 21430378008:
23 × 39 × 13 × 192 × 29
(2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 13 × 19 × 19 × 29)See below for interesting mathematical facts about the number 21430378008 from the Numbermatics database.
Names of 21430378008
- Cardinal: 21430378008 can be written as Twenty-one billion, four hundred thirty million, three hundred seventy-eight thousand and eight.
Scientific notation
- Scientific notation: 2.1430378008 × 1010
Factors of 21430378008
Divisors of 21430378008
- Number of divisors d(n): 480
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Complete list of divisors:
1 2 3 4 6 8 9 12 13 18 19 24 26 27 29 36 38 39 52 54 57 58 72 76 78 81 87 104 108 114 116 117 152 156 162 171 174 216 228 232 234 243 247 261 312 324 342 348 351 361 377 456 468 486 494 513 522 551 648 684 696 702 722 729 741 754 783 936 972 988 1026 1044 1053 1083 1102 1131 1368 1404 1444 1458 1482 1508 1539 1566 1653 1944 1976 2052 2088 2106 2166 2187 2204 2223 2262 2349 2808 2888 2916 2964 3016 3078 3132 3159 3249 3306 3393 4104 4212 4332 4374 4408 4446 4524 4617 4693 4698 4959 5832 5928 6156 6264 6318 6498 6561 6612 6669 6786 7047 7163 8424 8664 8748 8892 9048 9234 9386 9396 9477 9747 9918 10179 10469 12312 12636 12996 13122 13224 13338 13572 13851 14079 14094 14326 14877 17496 17784 18468 18772 18792 18954 19494 19683 19836 20007 20358 20938 21141 21489 25272 25992 26244 26676 27144 27702 28158 28188 28431 28652 29241 29754 30537 31407 36936 37544 37908 38988 39366 39672 40014 40716 41553 41876 42237 42282 42978 44631 52488 53352 55404 56316 56376 56862 57304 58482 59508 60021 61074 62814 63423 64467 75816 77976 78732 80028 81432 83106 83752 84474 84564 85293 85956 87723 89262 91611 94221 110808 112632 113724 116964 119016 120042 122148 124659 125628 126711 126846 128934 133893 136097 157464 160056 166212 168948 169128 170586 171912 175446 178524 180063 183222 188442 190269 193401 227448 233928 240084 244296 249318 251256 253422 253692 255879 257868 263169 267786 272194 274833 282663 332424 337896 341172 350892 357048 360126 366444 373977 376884 380133 380538 386802 401679 408291 480168 498636 506844 507384 511758 515736 526338 535572 540189 544388 549666 565326 570807 580203 682344 701784 720252 732888 747954 753768 760266 761076 773604 789507 803358 816582 824499 847989 997272 1013688 1023516 1052676 1071144 1080378 1088776 1099332 1130652 1140399 1141614 1160406 1205037 1224873 1440504 1495908 1520532 1522152 1547208 1579014 1606716 1620567 1633164 1648998 1695978 1740609 2047032 2105352 2160756 2198664 2261304 2280798 2283228 2320812 2368521 2410074 2449746 2473497 2543967 2991816 3041064 3158028 3213432 3241134 3266328 3297996 3391956 3421197 3481218 3615111 3674619 4321512 4561596 4566456 4641624 4737042 4820148 4861701 4899492 4946994 5087934 5221827 6316056 6482268 6595992 6783912 6842394 6962436 7105563 7230222 7349238 7420491 7631901 9123192 9474084 9640296 9723402 9798984 9893988 10175868 10263591 10443654 10845333 11023857 12964536 13684788 13924872 14211126 14460444 14698476 14840982 15263802 15665481 18948168 19446804 19787976 20351736 20527182 20887308 21690666 22047714 22895703 27369576 28422252 28920888 29396952 29681964 30527604 30790773 31330962 33071571 38893608 41054364 41774616 43381332 44095428 45791406 46996443 56844504 59363928 61055208 61581546 62661924 66143142 68687109 82108728 86762664 88190856 91582812 92372319 93992886 99214713 123163092 125323848 132286284 137374218 140989329 183165624 184744638 187985772 198429426 206061327 246326184 264572568 274748436 281978658 297644139 369489276 375971544 396858852 412122654 549496872 563957316 595288278 738978552 793717704 824245308 892932417 1127914632 1190576556 1648490616 1785864834 2381153112 2678797251 3571729668 5357594502 7143459336 10715189004 21430378008
- Sum of all divisors σ(n): 70866457200
- Sum of proper divisors (its aliquot sum) s(n): 49436079192
- 21430378008 is an abundant number, because the sum of its proper divisors (49436079192) is greater than itself. Its abundance is 28005701184
Bases of 21430378008
- Binary: 100111111010101100110011110000110002
- Hexadecimal: 0x4FD599E18
- Base-36: 9UF3DI0
Squares and roots of 21430378008
- 21430378008 squared (214303780082) is 459261101565770048064
- 21430378008 cubed (214303780083) is 9842139010924932803615848576512
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The
square root of 21430378008 is 146391.1814557147 -
The
cube root of 21430378008 is 2777.6441753717
Scales and comparisons
How big is 21430378008?- 21,430,378,008 seconds is equal to 681 years, 21 weeks, 5 days, 18 hours, 46 minutes, 48 seconds.
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To count from 1 to 21,430,378,008 would take you about one thousand, three hundred sixty-two 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 21430378008 cubic inches would be around 231.5 feet tall.
Recreational maths with 21430378008
- 21430378008 backwards is 80087303412
- 21430378008 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21430378008's digits is 36
- More coming soon!
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