28449381870
28,449,381,870 is an even composite number composed of seven prime numbers multiplied together.
28449381870 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 28449381870:
2 × 33 × 5 × 72 × 13 × 53 × 3121
(2 × 3 × 3 × 3 × 5 × 7 × 7 × 13 × 53 × 3121)See below for interesting mathematical facts about the number 28449381870 from the Numbermatics database.
Names of 28449381870
- Cardinal: 28449381870 can be written as Twenty-eight billion, four hundred forty-nine million, three hundred eighty-one thousand, eight hundred seventy.
Scientific notation
- Scientific notation: 2.844938187 × 1010
Factors of 28449381870
Divisors of 28449381870
- Number of divisors d(n): 384
-
Complete list of divisors:
1 2 3 5 6 7 9 10 13 14 15 18 21 26 27 30 35 39 42 45 49 53 54 63 65 70 78 90 91 98 105 106 117 126 130 135 147 159 182 189 195 210 234 245 265 270 273 294 315 318 351 371 378 390 441 455 477 490 530 546 585 630 637 689 702 735 742 795 819 882 910 945 954 1113 1170 1274 1323 1365 1378 1431 1470 1590 1638 1755 1855 1890 1911 2067 2205 2226 2385 2457 2597 2646 2730 2862 3121 3185 3339 3445 3510 3710 3822 4095 4134 4410 4770 4823 4914 5194 5565 5733 6201 6242 6370 6615 6678 6890 7155 7791 8190 9363 9555 9646 10017 10335 11130 11466 12285 12402 12985 13230 14310 14469 15582 15605 16695 17199 18603 18726 19110 20034 20670 21847 23373 24115 24570 25970 28089 28665 28938 31005 31210 33390 33761 34398 37206 38955 40573 43407 43694 46746 46815 48230 50085 56178 57330 62010 65541 67522 70119 72345 77910 81146 84267 85995 86814 93015 93630 100170 101283 109235 116865 121719 130221 131082 140238 140445 144690 152929 165413 168534 168805 171990 186030 196623 202566 202865 217035 218470 233730 243438 260442 280890 284011 303849 305858 327705 330826 337610 350595 365157 393246 405730 421335 434070 458787 496239 506415 568022 589869 607698 608595 651105 655410 701190 730314 764645 827065 842670 852033 911547 917574 983115 992478 1012830 1095471 1157891 1179738 1217190 1302210 1376361 1420055 1488717 1519245 1529290 1654130 1704066 1823094 1825785 1966230 1988077 2150369 2190942 2293935 2315782 2481195 2556099 2752722 2840110 2949345 2977434 3038490 3473673 3651570 3976154 4129083 4260165 4300738 4466151 4557735 4587870 4962390 5112198 5477355 5789455 5898690 5964231 6451107 6881805 6947346 7443585 7668297 8105237 8258166 8520330 8932302 9115470 9940385 10421019 10751845 10954710 11578910 11928462 12780495 12902214 13763610 14887170 15052583 15336594 16210474 17368365 17892693 19353321 19880770 20645415 20842038 21503690 22330755 24315711 25560990 29821155 30105166 31263057 32255535 34736730 35785386 38341485 38706642 40526185 41290830 44661510 45157749 48631422 52105095 53678079 58059963 59642310 62526114 64511070 72947133 75262915 76682970 81052370 89463465 90315498 96766605 104210190 105368081 107356158 116119926 121578555 135473247 145894266 150525830 156315285 178926930 193533210 210736162 218841399 225788745 243157110 268390395 270946494 290299815 312630570 316104243 364735665 406419741 437682798 451577490 526840405 536780790 580599630 632208486 677366235 729471330 812839482 948312729 1053680810 1094206995 1354732470 1580521215 1896625458 2032098705 2188413990 2844938187 3161042430 4064197410 4741563645 5689876374 9483127290 14224690935 28449381870
- Sum of all divisors σ(n): 96863921280
- Sum of proper divisors (its aliquot sum) s(n): 68414539410
- 28449381870 is an abundant number, because the sum of its proper divisors (68414539410) is greater than itself. Its abundance is 39965157540
Bases of 28449381870
- Binary: 110100111111011011100011101111011102
- Hexadecimal: 0x69FB71DEE
- Base-36: D2I0ZJI
Squares and roots of 28449381870
- 28449381870 squared (284493818702) is 809367328785084696900
- 28449381870 cubed (284493818703) is 23026000209708717702401305203000
-
The
square root of 28449381870 is 168669.4455732869 -
The
cube root of 28449381870 is 3052.7479264243
Scales and comparisons
How big is 28449381870?- 28,449,381,870 seconds is equal to 904 years, 31 weeks, 2 days, 6 hours, 4 minutes, 30 seconds.
-
To count from 1 to 28,449,381,870 would take you about one thousand, eight hundred nine 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 28449381870 cubic inches would be around 254.4 feet tall.
Recreational maths with 28449381870
- 28449381870 backwards is 07818394482
- 28449381870 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 28449381870's digits is 54
- More coming soon!
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The information we have on file for 28449381870 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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