689383872
689,383,872 is an even composite number composed of four prime numbers multiplied together.
689383872 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred forty divisors.
Prime factorization of 689383872:
26 × 34 × 71 × 1873
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 71 × 1873)See below for interesting mathematical facts about the number 689383872 from the Numbermatics database.
Names of 689383872
- Cardinal: 689383872 can be written as Six hundred eighty-nine million, three hundred eighty-three thousand, eight hundred seventy-two.
Scientific notation
- Scientific notation: 6.89383872 × 108
Factors of 689383872
Divisors of 689383872
- Number of divisors d(n): 140
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Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 71 72 81 96 108 142 144 162 192 213 216 284 288 324 426 432 568 576 639 648 852 864 1136 1278 1296 1704 1728 1873 1917 2272 2556 2592 3408 3746 3834 4544 5112 5184 5619 5751 6816 7492 7668 10224 11238 11502 13632 14984 15336 16857 20448 22476 23004 29968 30672 33714 40896 44952 46008 50571 59936 61344 67428 89904 92016 101142 119872 122688 132983 134856 151713 179808 184032 202284 265966 269712 303426 359616 368064 398949 404568 531932 539424 606852 797898 809136 1063864 1078848 1196847 1213704 1595796 1618272 2127728 2393694 2427408 3191592 3236544 3590541 4255456 4787388 4854816 6383184 7181082 8510912 9574776 9709632 10771623 12766368 14362164 19149552 21543246 25532736 28724328 38299104 43086492 57448656 76598208 86172984 114897312 172345968 229794624 344691936 689383872
- Sum of all divisors σ(n): 2073438576
- Sum of proper divisors (its aliquot sum) s(n): 1384054704
- 689383872 is an abundant number, because the sum of its proper divisors (1384054704) is greater than itself. Its abundance is 694670832
Bases of 689383872
- Binary: 1010010001011100101001110000002
- Hexadecimal: 0x291729C0
- Base-36: BEFW00
Squares and roots of 689383872
- 689383872 squared (6893838722) is 475250122973712384
- 689383872 cubed (6893838723) is 327629769944093997496270848
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The
square root of 689383872 is 26256.1206578581 -
The
cube root of 689383872 is 883.3924970301
Scales and comparisons
How big is 689383872?- 689,383,872 seconds is equal to 21 years, 47 weeks, 5 days, 23 hours, 31 minutes, 12 seconds.
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To count from 1 to 689,383,872 would take you about thirty-two 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 689383872 cubic inches would be around 73.6 feet tall.
Recreational maths with 689383872
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