21028349104
21,028,349,104 is an even composite number composed of seven prime numbers multiplied together.
21028349104 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 21028349104:
24 × 7 × 17 × 19 × 23 × 127 × 199
(2 × 2 × 2 × 2 × 7 × 17 × 19 × 23 × 127 × 199)See below for interesting mathematical facts about the number 21028349104 from the Numbermatics database.
Names of 21028349104
- Cardinal: 21028349104 can be written as Twenty-one billion, twenty-eight million, three hundred forty-nine thousand, one hundred four.
Scientific notation
- Scientific notation: 2.1028349104 × 1010
Factors of 21028349104
Divisors of 21028349104
- Number of divisors d(n): 320
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Complete list of divisors:
1 2 4 7 8 14 16 17 19 23 28 34 38 46 56 68 76 92 112 119 127 133 136 152 161 184 199 238 254 266 272 304 322 323 368 391 398 437 476 508 532 644 646 782 796 874 889 952 1016 1064 1288 1292 1393 1564 1592 1748 1778 1904 2032 2128 2159 2261 2413 2576 2584 2737 2786 2921 3059 3128 3184 3383 3496 3556 3781 4318 4522 4577 4826 5168 5474 5572 5842 6118 6256 6766 6992 7112 7429 7562 8636 9044 9154 9652 10948 11144 11684 12236 13532 14224 14858 15113 15124 16891 17272 18088 18308 19304 20447 21896 22288 23368 23681 24472 25273 26467 27064 29716 30226 30248 32039 33782 34544 36176 36616 38608 40894 41021 43792 46736 47362 48944 49657 50546 52003 52934 54128 55499 59432 60452 60496 64078 64277 67564 73232 77809 81788 82042 86963 94724 99314 101092 104006 105868 110998 118864 120904 128156 128554 135128 155618 163576 164084 173926 176911 189448 198628 202184 208012 211736 221996 241808 256312 257108 270256 287147 311236 327152 328168 347599 347852 353822 378896 388493 397256 404368 416024 423472 429641 443992 449939 480187 512624 514216 544663 574294 581279 608741 622472 656336 695198 695704 707644 776986 794512 832048 859282 887984 899878 943483 960374 1028432 1089326 1148588 1162558 1217482 1244944 1390396 1391408 1415288 1478371 1553972 1718564 1799756 1886966 1920748 2178652 2297176 2325116 2434964 2780792 2830576 2956742 3007487 3107944 3361309 3437128 3599512 3773932 3841496 4068953 4357304 4594352 4650232 4869928 5561584 5913484 6014974 6215888 6604381 6722618 6874256 7199024 7547864 7682992 8137906 8163179 8714608 9300464 9739856 9881743 10348597 11044301 11826968 12029948 13208762 13445236 15095728 16275812 16326358 19763486 20697194 22088602 23653936 24059896 26417524 26890472 32551624 32652716 39526972 41394388 44177204 48119792 52835048 53780944 57142253 65103248 65305432 69172201 77310107 79053944 82788776 88354408 105670096 114284506 130610864 138344402 154620214 158107888 165577552 176708816 187753117 228569012 276688804 309240428 375506234 457138024 553377608 618480856 751012468 914276048 1106755216 1236961712 1314271819 1502024936 2628543638 3004049872 5257087276 10514174552 21028349104
- Sum of all divisors σ(n): 54853632000
- Sum of proper divisors (its aliquot sum) s(n): 33825282896
- 21028349104 is an abundant number, because the sum of its proper divisors (33825282896) is greater than itself. Its abundance is 12796933792
Bases of 21028349104
- Binary: 100111001010110001100100100101100002
- Hexadecimal: 0x4E56324B0
- Base-36: 9NRQI0G
Squares and roots of 21028349104
- 21028349104 squared (210283491042) is 442191466039697602816
- 21028349104 cubed (210283491043) is 9298556518692321514606781476864
-
The
square root of 21028349104 is 145011.5481746193 -
The
cube root of 21028349104 is 2760.1650947943
Scales and comparisons
How big is 21028349104?- 21,028,349,104 seconds is equal to 668 years, 33 weeks, 16 hours, 5 minutes, 4 seconds.
-
To count from 1 to 21,028,349,104 would take you about one thousand, three hundred thirty-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 21028349104 cubic inches would be around 230 feet tall.
Recreational maths with 21028349104
- 21028349104 backwards is 40194382012
- 21028349104 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21028349104's digits is 34
- More coming soon!
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