28308029440
28,308,029,440 is an even composite number composed of five prime numbers multiplied together.
28308029440 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred forty divisors.
Prime factorization of 28308029440:
214 × 5 × 31 × 71 × 157
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 31 × 71 × 157)See below for interesting mathematical facts about the number 28308029440 from the Numbermatics database.
Names of 28308029440
- Cardinal: 28308029440 can be written as Twenty-eight billion, three hundred eight million, twenty-nine thousand, four hundred forty.
Scientific notation
- Scientific notation: 2.830802944 × 1010
Factors of 28308029440
Divisors of 28308029440
- Number of divisors d(n): 240
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Complete list of divisors:
1 2 4 5 8 10 16 20 31 32 40 62 64 71 80 124 128 142 155 157 160 248 256 284 310 314 320 355 496 512 568 620 628 640 710 785 992 1024 1136 1240 1256 1280 1420 1570 1984 2048 2201 2272 2480 2512 2560 2840 3140 3968 4096 4402 4544 4867 4960 5024 5120 5680 6280 7936 8192 8804 9088 9734 9920 10048 10240 11005 11147 11360 12560 15872 16384 17608 18176 19468 19840 20096 20480 22010 22294 22720 24335 25120 31744 35216 36352 38936 39680 40192 40960 44020 44588 45440 48670 50240 55735 63488 70432 72704 77872 79360 80384 81920 88040 89176 90880 97340 100480 111470 126976 140864 145408 155744 158720 160768 176080 178352 181760 194680 200960 222940 253952 281728 290816 311488 317440 321536 345557 352160 356704 363520 389360 401920 445880 507904 563456 581632 622976 634880 643072 691114 704320 713408 727040 778720 803840 891760 1126912 1163264 1245952 1269760 1286144 1382228 1408640 1426816 1454080 1557440 1607680 1727785 1783520 2253824 2491904 2539520 2572288 2764456 2817280 2853632 2908160 3114880 3215360 3455570 3567040 4507648 4983808 5528912 5634560 5707264 5816320 6229760 6430720 6911140 7134080 9015296 9967616 11057824 11269120 11414528 12459520 12861440 13822280 14268160 18030592 19935232 22115648 22538240 22829056 24919040 27644560 28536320 36061184 39870464 44231296 45076480 45658112 49838080 55289120 57072640 79740928 88462592 90152960 91316224 99676160 110578240 114145280 176925184 180305920 182632448 199352320 221156480 228290560 353850368 398704640 442312960 456581120 707700736 884625920 913162240 1415401472 1769251840 2830802944 3538503680 5661605888 7077007360 14154014720 28308029440
- Sum of all divisors σ(n): 71569419264
- Sum of proper divisors (its aliquot sum) s(n): 43261389824
- 28308029440 is an abundant number, because the sum of its proper divisors (43261389824) is greater than itself. Its abundance is 14953360384
Bases of 28308029440
- Binary: 110100101110100101001000000000000002
- Hexadecimal: 0x6974A4000
- Base-36: D05VBB4
Squares and roots of 28308029440
- 28308029440 squared (283080294402) is 801344530775906713600
- 28308029440 cubed (283080294403) is 22684484568787353291282448384000
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The
square root of 28308029440 is 168249.9017533145 -
The
cube root of 28308029440 is 3047.6836103783
Scales and comparisons
How big is 28308029440?- 28,308,029,440 seconds is equal to 900 years, 5 weeks, 4 days, 5 hours, 30 minutes, 40 seconds.
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To count from 1 to 28,308,029,440 would take you about one thousand, eight hundred 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 28308029440 cubic inches would be around 254 feet tall.
Recreational maths with 28308029440
- 28308029440 backwards is 04492080382
- 28308029440 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 28308029440's digits is 40
- More coming soon!
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