28310890720
28,310,890,720 is an even composite number composed of five prime numbers multiplied together.
28310890720 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 28310890720:
25 × 5 × 73 × 192 × 1429
(2 × 2 × 2 × 2 × 2 × 5 × 7 × 7 × 7 × 19 × 19 × 1429)See below for interesting mathematical facts about the number 28310890720 from the Numbermatics database.
Names of 28310890720
- Cardinal: 28310890720 can be written as Twenty-eight billion, three hundred ten million, eight hundred ninety thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 2.831089072 × 1010
Factors of 28310890720
Divisors of 28310890720
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 4 5 7 8 10 14 16 19 20 28 32 35 38 40 49 56 70 76 80 95 98 112 133 140 152 160 190 196 224 245 266 280 304 343 361 380 392 490 532 560 608 665 686 722 760 784 931 980 1064 1120 1330 1372 1429 1444 1520 1568 1715 1805 1862 1960 2128 2527 2660 2744 2858 2888 3040 3430 3610 3724 3920 4256 4655 5054 5320 5488 5716 5776 6517 6860 7145 7220 7448 7840 9310 10003 10108 10640 10976 11432 11552 12635 13034 13720 14290 14440 14896 17689 18620 20006 20216 21280 22864 25270 26068 27151 27440 28580 28880 29792 32585 35378 37240 40012 40432 45728 50015 50540 52136 54302 54880 57160 57760 65170 70021 70756 74480 80024 80864 88445 100030 101080 104272 108604 114320 123823 130340 135755 140042 141512 148960 160048 176890 190057 200060 202160 208544 217208 228640 247646 260680 271510 280084 283024 320096 350105 353780 380114 400120 404320 434416 490147 495292 515869 521360 543020 560168 566048 619115 700210 707560 760228 800240 868832 950285 980294 990584 1031738 1042720 1086040 1120336 1238230 1330399 1400420 1415120 1520456 1600480 1900570 1960588 1981168 2063476 2172080 2240672 2450735 2476460 2579345 2660798 2800840 2830240 3040912 3611083 3801140 3921176 3962336 4126952 4344160 4901470 4952920 5158690 5321596 5601680 6081824 6651995 7222166 7602280 7842352 8253904 9312793 9802940 9905840 10317380 10643192 11203360 13303990 14444332 15204560 15684704 16507808 18055415 18625586 19605880 19811680 20634760 21286384 25277581 26607980 28888664 30409120 36110830 37251172 39211760 41269520 42572768 46563965 50555162 53215960 57777328 72221660 74502344 78423520 82539040 93127930 101110324 106431920 115554656 126387905 144443320 149004688 176943067 186255860 202220648 212863840 252775810 288886640 298009376 353886134 372511720 404441296 505551620 577773280 707772268 745023440 808882592 884715335 1011103240 1415544536 1490046880 1769430670 2022206480 2831089072 3538861340 4044412960 5662178144 7077722680 14155445360 28310890720
- Sum of all divisors σ(n): 82378296000
- Sum of proper divisors (its aliquot sum) s(n): 54067405280
- 28310890720 is an abundant number, because the sum of its proper divisors (54067405280) is greater than itself. Its abundance is 25756514560
Bases of 28310890720
- Binary: 110100101110111010111101000111000002
- Hexadecimal: 0x69775E8E0
- Base-36: D07KN34
Squares and roots of 28310890720
- 28310890720 squared (283108907202) is 801506533359782118400
- 28310890720 cubed (283108907203) is 22691363877314825997032501248000
-
The
square root of 28310890720 is 168258.4046043465 -
The
cube root of 28310890720 is 3047.7862901071
Scales and comparisons
How big is 28310890720?- 28,310,890,720 seconds is equal to 900 years, 10 weeks, 2 days, 8 hours, 18 minutes, 40 seconds.
-
To count from 1 to 28,310,890,720 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 28310890720 cubic inches would be around 254 feet tall.
Recreational maths with 28310890720
- 28310890720 backwards is 02709801382
- 28310890720 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 28310890720's digits is 40
- More coming soon!
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