21180137472
21,180,137,472 is an even composite number composed of five prime numbers multiplied together.
21180137472 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 21180137472:
214 × 33 × 13 × 29 × 127
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 13 × 29 × 127)See below for interesting mathematical facts about the number 21180137472 from the Numbermatics database.
Names of 21180137472
- Cardinal: 21180137472 can be written as Twenty-one billion, one hundred eighty million, one hundred thirty-seven thousand, four hundred seventy-two.
Scientific notation
- Scientific notation: 2.1180137472 × 1010
Factors of 21180137472
Divisors of 21180137472
- Number of divisors d(n): 480
-
Complete list of divisors:
1 2 3 4 6 8 9 12 13 16 18 24 26 27 29 32 36 39 48 52 54 58 64 72 78 87 96 104 108 116 117 127 128 144 156 174 192 208 216 232 234 254 256 261 288 312 348 351 377 381 384 416 432 464 468 508 512 522 576 624 696 702 754 762 768 783 832 864 928 936 1016 1024 1044 1131 1143 1152 1248 1392 1404 1508 1524 1536 1566 1651 1664 1728 1856 1872 2032 2048 2088 2262 2286 2304 2496 2784 2808 3016 3048 3072 3132 3302 3328 3393 3429 3456 3683 3712 3744 4064 4096 4176 4524 4572 4608 4953 4992 5568 5616 6032 6096 6144 6264 6604 6656 6786 6858 6912 7366 7424 7488 8128 8192 8352 9048 9144 9216 9906 9984 10179 11049 11136 11232 12064 12192 12288 12528 13208 13312 13572 13716 13824 14732 14848 14859 14976 16256 16384 16704 18096 18288 18432 19812 19968 20358 22098 22272 22464 24128 24384 24576 25056 26416 26624 27144 27432 27648 29464 29696 29718 29952 32512 33147 33408 36192 36576 36864 39624 39936 40716 44196 44544 44577 44928 47879 48256 48768 49152 50112 52832 53248 54288 54864 55296 58928 59392 59436 59904 65024 66294 66816 72384 73152 73728 79248 79872 81432 88392 89088 89154 89856 95758 96512 97536 99441 100224 105664 106496 108576 109728 110592 117856 118784 118872 119808 130048 132588 133632 143637 144768 146304 147456 158496 159744 162864 176784 178176 178308 179712 191516 193024 195072 198882 200448 211328 212992 217152 219456 221184 235712 237568 237744 239616 260096 265176 267264 287274 289536 292608 316992 319488 325728 353568 356352 356616 359424 383032 386048 390144 397764 400896 422656 430911 434304 438912 442368 471424 475136 475488 479232 520192 530352 534528 574548 579072 585216 633984 638976 651456 707136 712704 713232 718848 766064 772096 780288 795528 801792 845312 861822 868608 877824 942848 950976 958464 1040384 1060704 1069056 1149096 1158144 1170432 1267968 1292733 1302912 1414272 1425408 1426464 1437696 1532128 1544192 1560576 1591056 1603584 1690624 1723644 1737216 1755648 1885696 1901952 1916928 2080768 2121408 2138112 2298192 2316288 2340864 2535936 2585466 2605824 2828544 2852928 2875392 3064256 3088384 3121152 3182112 3207168 3381248 3447288 3474432 3511296 3771392 3803904 4242816 4276224 4596384 4632576 4681728 5071872 5170932 5211648 5657088 5705856 5750784 6128512 6176768 6242304 6364224 6414336 6762496 6894576 6948864 7022592 7542784 7607808 8485632 9192768 9265152 9363456 10143744 10341864 10423296 11314176 11411712 12257024 12728448 12828672 13524992 13789152 13897728 14045184 15085568 15215616 16971264 18385536 18530304 18726912 20287488 20683728 20846592 22628352 22823424 24514048 25456896 27049984 27578304 27795456 28090368 30171136 30431232 33942528 36771072 40574976 41367456 41693184 45256704 45646848 49028096 50913792 55156608 55590912 56180736 60342272 60862464 67885056 73542144 81149952 82734912 83386368 90513408 91293696 98056192 101827584 110313216 121724928 135770112 147084288 165469824 166772736 181026816 182587392 196112384 203655168 220626432 243449856 271540224 294168576 330939648 365174784 392224768 407310336 441252864 543080448 588337152 661879296 730349568 784449536 814620672 882505728 1176674304 1323758592 1629241344 1765011456 2353348608 2647517184 3530022912 5295034368 7060045824 10590068736 21180137472
- Sum of all divisors σ(n): 70462156800
- Sum of proper divisors (its aliquot sum) s(n): 49282019328
- 21180137472 is an abundant number, because the sum of its proper divisors (49282019328) is greater than itself. Its abundance is 28101881856
Bases of 21180137472
- Binary: 100111011100110111101000000000000002
- Hexadecimal: 0x4EE6F4000
- Base-36: 9QA3UO0
Squares and roots of 21180137472
- 21180137472 squared (211801374722) is 448598223332818550784
- 21180137472 cubed (211801374723) is 9501372039884054914836933378048
-
The
square root of 21180137472 is 145533.9736006683 -
The
cube root of 21180137472 is 2766.7903877577
Scales and comparisons
How big is 21180137472?- 21,180,137,472 seconds is equal to 673 years, 24 weeks, 11 hours, 31 minutes, 12 seconds.
-
To count from 1 to 21,180,137,472 would take you about one thousand, three hundred forty-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 21180137472 cubic inches would be around 230.6 feet tall.
Recreational maths with 21180137472
- 21180137472 backwards is 27473108112
- 21180137472 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21180137472's digits is 36
- More coming soon!
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