21344672916
21,344,672,916 is an even composite number composed of seven prime numbers multiplied together.
21344672916 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 21344672916:
22 × 32 × 7 × 29 × 31 × 71 × 1327
(2 × 2 × 3 × 3 × 7 × 29 × 31 × 71 × 1327)See below for interesting mathematical facts about the number 21344672916 from the Numbermatics database.
Names of 21344672916
- Cardinal: 21344672916 can be written as Twenty-one billion, three hundred forty-four million, six hundred seventy-two thousand, nine hundred sixteen.
Scientific notation
- Scientific notation: 2.1344672916 × 1010
Factors of 21344672916
Divisors of 21344672916
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 6 7 9 12 14 18 21 28 29 31 36 42 58 62 63 71 84 87 93 116 124 126 142 174 186 203 213 217 252 261 279 284 348 372 406 426 434 497 522 558 609 639 651 812 852 868 899 994 1044 1116 1218 1278 1302 1327 1491 1798 1827 1953 1988 2059 2201 2436 2556 2604 2654 2697 2982 3596 3654 3906 3981 4118 4402 4473 5308 5394 5964 6177 6293 6603 7308 7812 7962 8091 8236 8804 8946 9289 10788 11943 12354 12586 13206 14413 15407 15924 16182 17892 18531 18578 18879 19809 23886 24708 25172 26412 27867 28826 30814 32364 37062 37156 37758 38483 39618 41137 43239 46221 47772 55734 56637 57652 61628 63829 74124 75516 76966 79236 82274 83601 86478 92442 94217 111468 113274 115449 123411 127658 129717 138663 153932 164548 167202 172956 184884 188434 191487 226548 230898 246822 255316 259434 269381 277326 282651 287959 334404 346347 370233 376868 382974 446803 461796 493644 518868 538762 554652 565302 574461 575918 659519 692694 740466 765948 808143 847953 863877 893606 1077524 1130604 1148922 1151836 1192973 1319038 1340409 1385388 1480932 1616286 1695906 1727754 1787212 1978557 2297844 2385946 2424429 2591631 2638076 2680818 2732293 2920727 3232572 3391812 3455508 3578919 3957114 4021227 4771892 4848858 5183262 5361636 5464586 5841454 5935671 7157838 7914228 8042454 8196879 8350811 8762181 9697716 10366524 10736757 10929172 11682908 11871342 14315676 16084908 16393758 16701622 17524362 19126051 20445089 21473514 23742684 24590637 25052433 26286543 32787516 33403244 35048724 38252102 40890178 42947028 49181274 50104866 52573086 57378153 61335267 75157299 76504204 81780356 84701083 98362548 100209732 105146172 114756306 122670534 150314598 169402166 172134459 184005801 229512612 245341068 254103249 300629196 338804332 344268918 368011602 508206498 592907581 688537836 736023204 762309747 1016412996 1185815162 1524619494 1778722743 2371630324 3049238988 3557445486 5336168229 7114890972 10672336458 21344672916
- Sum of all divisors σ(n): 66824110080
- Sum of proper divisors (its aliquot sum) s(n): 45479437164
- 21344672916 is an abundant number, because the sum of its proper divisors (45479437164) is greater than itself. Its abundance is 24134764248
Bases of 21344672916
- Binary: 100111110000011110111011100100101002
- Hexadecimal: 0x4F83DDC94
- Base-36: 9T02F10
Squares and roots of 21344672916
- 21344672916 squared (213446729162) is 455595061891023943056
- 21344672916 cubed (213446729163) is 9724527578208682500854929471296
-
The
square root of 21344672916 is 146098.1619186223 -
The
cube root of 21344672916 is 2773.9364120791
Scales and comparisons
How big is 21344672916?- 21,344,672,916 seconds is equal to 678 years, 36 weeks, 19 hours, 48 minutes, 36 seconds.
-
To count from 1 to 21,344,672,916 would take you about one thousand, three hundred fifty-seven 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 21344672916 cubic inches would be around 231.2 feet tall.
Recreational maths with 21344672916
- 21344672916 backwards is 61927644312
- The number of decimal digits it has is: 11
- The sum of 21344672916's digits is 45
- More coming soon!
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