21998088684
21,998,088,684 is an even composite number composed of seven prime numbers multiplied together.
21998088684 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 21998088684:
22 × 32 × 11 × 13 × 31 × 307 × 449
(2 × 2 × 3 × 3 × 11 × 13 × 31 × 307 × 449)See below for interesting mathematical facts about the number 21998088684 from the Numbermatics database.
Names of 21998088684
- Cardinal: 21998088684 can be written as Twenty-one billion, nine hundred ninety-eight million, eighty-eight thousand, six hundred eighty-four.
Scientific notation
- Scientific notation: 2.1998088684 × 1010
Factors of 21998088684
Divisors of 21998088684
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 6 9 11 12 13 18 22 26 31 33 36 39 44 52 62 66 78 93 99 117 124 132 143 156 186 198 234 279 286 307 341 372 396 403 429 449 468 558 572 614 682 806 858 898 921 1023 1116 1209 1228 1287 1347 1364 1612 1716 1796 1842 2046 2418 2574 2694 2763 3069 3377 3627 3684 3991 4041 4092 4433 4836 4939 5148 5388 5526 5837 6138 6754 7254 7982 8082 8866 9517 9878 10131 11052 11674 11973 12276 13299 13508 13919 14508 14817 15964 16164 17511 17732 19034 19756 20262 23348 23946 26598 27838 28551 29634 30393 35022 35919 38068 39897 40524 41757 43901 44451 47892 52533 53196 55676 57102 59268 60786 64207 70044 71838 79794 83514 85653 87802 88902 104687 105066 114204 121572 123721 125271 128414 131703 137843 143676 153109 159588 167028 171306 175604 177804 180947 192621 209374 210132 247442 250542 256828 263406 275686 306218 314061 342612 361894 371163 385242 395109 413529 418748 459327 494884 501084 526812 542841 551372 577863 612436 628122 723788 742326 770484 790218 827058 918654 942183 1085682 1113489 1155726 1240587 1256244 1360931 1377981 1484652 1516273 1580436 1628523 1654116 1791959 1837308 1884366 1990417 2171364 2226978 2311452 2481174 2721862 2755962 3032546 3257046 3583918 3768732 3980834 4082793 4273133 4453956 4548819 4962348 5375877 5443724 5511924 5971251 6065092 6514092 7167836 7961668 8165586 8546266 9097638 10751754 11942502 12248379 12819399 13646457 16127631 16331172 17092532 17913753 18195276 19711549 21503508 23885004 24496758 25638798 27292914 32255262 35827506 38458197 39423098 47004463 48993516 51277596 54585828 55550729 59134647 64510524 71655012 76916394 78846196 94008926 111101458 118269294 141013389 153832788 166652187 177403941 188017852 222202916 236538588 282026778 333304374 354807882 423040167 499956561 564053556 611058019 666608748 709615764 846080334 999913122 1222116038 1692160668 1833174057 1999826244 2444232076 3666348114 5499522171 7332696228 10999044342 21998088684
- Sum of all divisors σ(n): 67805337600
- Sum of proper divisors (its aliquot sum) s(n): 45807248916
- 21998088684 is an abundant number, because the sum of its proper divisors (45807248916) is greater than itself. Its abundance is 23809160232
Bases of 21998088684
- Binary: 101000111110011000000110001111011002
- Hexadecimal: 0x51F3031EC
- Base-36: A3T3DV0
Squares and roots of 21998088684
- 21998088684 squared (219980886842) is 483915905749128851856
- 21998088684 cubed (219980886843) is 10645225010267521938871385997504
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The
square root of 21998088684 is 148317.5265570459 -
The
cube root of 21998088684 is 2801.9581831143
Scales and comparisons
How big is 21998088684?- 21,998,088,684 seconds is equal to 699 years, 24 weeks, 3 days, 12 hours, 11 minutes, 24 seconds.
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To count from 1 to 21,998,088,684 would take you about one thousand, three hundred ninety-eight 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 21998088684 cubic inches would be around 233.5 feet tall.
Recreational maths with 21998088684
- 21998088684 backwards is 48688089912
- The number of decimal digits it has is: 11
- The sum of 21998088684's digits is 63
- More coming soon!
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