28438988800
28,438,988,800 is an even composite number composed of four prime numbers multiplied together.
28438988800 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of two hundred sixteen divisors.
Prime factorization of 28438988800:
211 × 52 × 792 × 89
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 79 × 79 × 89)See below for interesting mathematical facts about the number 28438988800 from the Numbermatics database.
Names of 28438988800
- Cardinal: 28438988800 can be written as Twenty-eight billion, four hundred thirty-eight million, nine hundred eighty-eight thousand, eight hundred.
Scientific notation
- Scientific notation: 2.84389888 × 1010
Factors of 28438988800
Divisors of 28438988800
- Number of divisors d(n): 216
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Complete list of divisors:
1 2 4 5 8 10 16 20 25 32 40 50 64 79 80 89 100 128 158 160 178 200 256 316 320 356 395 400 445 512 632 640 712 790 800 890 1024 1264 1280 1424 1580 1600 1780 1975 2048 2225 2528 2560 2848 3160 3200 3560 3950 4450 5056 5120 5696 6241 6320 6400 7031 7120 7900 8900 10112 10240 11392 12482 12640 12800 14062 14240 15800 17800 20224 22784 24964 25280 25600 28124 28480 31205 31600 35155 35600 40448 45568 49928 50560 51200 56248 56960 62410 63200 70310 71200 80896 91136 99856 101120 112496 113920 124820 126400 140620 142400 156025 161792 175775 182272 199712 202240 224992 227840 249640 252800 281240 284800 312050 351550 399424 404480 449984 455680 499280 505600 555449 562480 569600 624100 703100 798848 808960 899968 911360 998560 1011200 1110898 1124960 1139200 1248200 1406200 1597696 1799936 1997120 2022400 2221796 2249920 2278400 2496400 2777245 2812400 3195392 3599872 3994240 4044800 4443592 4499840 4556800 4992800 5554490 5624800 6390784 7199744 7988480 8887184 8999680 9985600 11108980 11249600 12781568 13886225 14399488 15976960 17774368 17999360 19971200 22217960 22499200 27772450 31953920 35548736 35998720 39942400 44435920 44998400 55544900 63907840 71097472 71997440 79884800 88871840 89996800 111089800 142194944 159769600 177743680 179993600 222179600 284389888 319539200 355487360 359987200 444359200 568779776 710974720 888718400 1137559552 1421949440 1777436800 2843898880 3554873600 5687797760 7109747200 14219494400 28438988800
- Sum of all divisors σ(n): 72217741050
- Sum of proper divisors (its aliquot sum) s(n): 43778752250
- 28438988800 is an abundant number, because the sum of its proper divisors (43778752250) is greater than itself. Its abundance is 15339763450
Bases of 28438988800
- Binary: 110100111110001100010001000000000002
- Hexadecimal: 0x69F188800
- Base-36: D2BU874
Squares and roots of 28438988800
- 28438988800 squared (284389888002) is 808776083966525440000
- 28438988800 cubed (284389888003) is 23000773993631876563075072000000
-
The
square root of 28438988800 is 168638.6337705569 -
The
cube root of 28438988800 is 3052.3761399377
Scales and comparisons
How big is 28438988800?- 28,438,988,800 seconds is equal to 904 years, 14 weeks, 23 hours, 6 minutes, 40 seconds.
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To count from 1 to 28,438,988,800 would take you about one thousand, eight hundred 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 28438988800 cubic inches would be around 254.4 feet tall.
Recreational maths with 28438988800
- 28438988800 backwards is 00888983482
- The number of decimal digits it has is: 11
- The sum of 28438988800's digits is 58
- More coming soon!
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