28772138240
28,772,138,240 is an even composite number composed of six prime numbers multiplied together.
28772138240 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 28772138240:
28 × 5 × 17 × 59 × 73 × 307
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 17 × 59 × 73 × 307)See below for interesting mathematical facts about the number 28772138240 from the Numbermatics database.
Names of 28772138240
- Cardinal: 28772138240 can be written as Twenty-eight billion, seven hundred seventy-two million, one hundred thirty-eight thousand, two hundred forty.
Scientific notation
- Scientific notation: 2.877213824 × 1010
Factors of 28772138240
Divisors of 28772138240
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 4 5 8 10 16 17 20 32 34 40 59 64 68 73 80 85 118 128 136 146 160 170 236 256 272 292 295 307 320 340 365 472 544 584 590 614 640 680 730 944 1003 1088 1168 1180 1228 1241 1280 1360 1460 1535 1888 2006 2176 2336 2360 2456 2482 2720 2920 3070 3776 4012 4307 4352 4672 4720 4912 4964 5015 5219 5440 5840 6140 6205 7552 8024 8614 9344 9440 9824 9928 10030 10438 10880 11680 12280 12410 15104 16048 17228 18113 18688 18880 19648 19856 20060 20876 21535 21760 22411 23360 24560 24820 26095 32096 34456 36226 37760 39296 39712 40120 41752 43070 44822 46720 49120 49640 52190 64192 68912 72452 73219 75520 78592 79424 80240 83504 86140 89644 90565 93440 98240 99280 104380 112055 128384 137824 144904 146438 158848 160480 167008 172280 179288 181130 196480 198560 208760 224110 256768 275648 289808 292876 307921 317696 320960 334016 344560 358576 362260 366095 380987 392960 397120 417520 448220 551296 579616 585752 615842 641920 668032 689120 717152 724520 732190 761974 794240 835040 896440 1102592 1159232 1171504 1231684 1283840 1322249 1336064 1378240 1434304 1449040 1464380 1523948 1539605 1588480 1670080 1792880 1904935 2318464 2343008 2463368 2644498 2756480 2868608 2898080 2928760 3047896 3079210 3340160 3585760 3809870 4636928 4686016 4926736 5288996 5512960 5737216 5796160 5857520 6095792 6158420 6611245 6680320 7171520 7619740 9372032 9853472 10577992 11592320 11715040 12191584 12316840 13222490 14343040 15239480 18744064 19706944 21155984 22478233 23184640 23430080 24383168 24633680 26444980 28686080 30478960 39413888 42311968 44956466 46860160 48766336 49267360 52889960 60957920 78827776 84623936 89912932 93720320 97532672 98534720 105779920 112391165 121915840 169247872 179825864 197069440 211559840 224782330 243831680 338495744 359651728 394138880 423119680 449564660 487663360 719303456 846239360 899129320 1438606912 1692478720 1798258640 2877213824 3596517280 5754427648 7193034560 14386069120 28772138240
- Sum of all divisors σ(n): 75470693760
- Sum of proper divisors (its aliquot sum) s(n): 46698555520
- 28772138240 is an abundant number, because the sum of its proper divisors (46698555520) is greater than itself. Its abundance is 17926417280
Bases of 28772138240
- Binary: 110101100101111001111111101000000002
- Hexadecimal: 0x6B2F3FD00
- Base-36: D7U6RY8
Squares and roots of 28772138240
- 28772138240 squared (287721382402) is 827835938901670297600
- 28772138240 cubed (287721382403) is 23818610074119051569449140224000
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The
square root of 28772138240 is 169623.5191239705 -
The
cube root of 28772138240 is 3064.2489509515
Scales and comparisons
How big is 28772138240?- 28,772,138,240 seconds is equal to 914 years, 44 weeks, 6 days, 20 hours, 37 minutes, 20 seconds.
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To count from 1 to 28,772,138,240 would take you about one thousand, eight hundred twenty-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 28772138240 cubic inches would be around 255.4 feet tall.
Recreational maths with 28772138240
- 28772138240 backwards is 04283127782
- The number of decimal digits it has is: 11
- The sum of 28772138240's digits is 44
- More coming soon!
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