1028809890
1,028,809,890 is an even composite number composed of six prime numbers multiplied together.
What does the number 1028809890 look like?
This visualization shows the relationship between its 6 prime factors (large circles) and 128 divisors.
1028809890 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 1028809890:
2 × 33 × 5 × 79 × 139 × 347
(2 × 3 × 3 × 3 × 5 × 79 × 139 × 347)See below for interesting mathematical facts about the number 1028809890 from the Numbermatics database.
Names of 1028809890
- Cardinal: 1028809890 can be written as One billion, twenty-eight million, eight hundred nine thousand, eight hundred ninety.
Scientific notation
- Scientific notation: 1.02880989 × 109
Factors of 1028809890
Divisors of 1028809890
- Number of divisors d(n): 128
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Complete list of divisors:
1 2 3 5 6 9 10 15 18 27 30 45 54 79 90 135 139 158 237 270 278 347 395 417 474 694 695 711 790 834 1041 1185 1251 1390 1422 1735 2082 2085 2133 2370 2502 3123 3470 3555 3753 4170 4266 5205 6246 6255 7110 7506 9369 10410 10665 10981 12510 15615 18738 18765 21330 21962 27413 31230 32943 37530 46845 48233 54826 54905 65886 82239 93690 96466 98829 109810 137065 144699 164478 164715 197658 241165 246717 274130 289398 296487 329430 411195 434097 482330 493434 494145 592974 723495 740151 822390 868194 988290 1233585 1302291 1446990 1480302 1482435 2170485 2467170 2604582 2964870 3700755 3810407 4340970 6511455 7401510 7620814 11431221 13022910 19052035 22862442 34293663 38104070 57156105 68587326 102880989 114312210 171468315 205761978 342936630 514404945 1028809890
- Sum of all divisors σ(n): 2806272000
- Sum of proper divisors (its aliquot sum) s(n): 1777462110
- 1028809890 is an abundant number, because the sum of its proper divisors (1777462110) is greater than itself. Its abundance is 748652220
Bases of 1028809890
- Binary: 1111010101001001100100101000102
- Hexadecimal: 0x3D5264A2
- Base-36: H0IYSI
Squares and roots of 1028809890
- 1028809890 squared (10288098902) is 1058449789761812100
- 1028809890 cubed (10288098903) is 1088943611775373032801669000
-
The
square root of 1028809890 is 32075.0664847323 -
The
cube root of 1028809890 is 1009.5125216747
Scales and comparisons
How big is 1028809890?- 1,028,809,890 seconds is equal to 32 years, 37 weeks, 12 hours, 31 minutes, 30 seconds.
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To count from 1 to 1,028,809,890 would take you about sixty-five 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 1028809890 cubic inches would be around 84.1 feet tall.
Recreational maths with 1028809890
- 1028809890 backwards is 0989088201
- 1028809890 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 1028809890's digits is 45
- More coming soon!
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The information we have on file for 1028809890 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
Keywords: Divisors of 1028809890, math, Factors of 1028809890, curriculum, school, college, exams, university, Prime factorization of 1028809890, STEM, science, technology, engineering, physics, economics, calculator, one billion, twenty-eight million, eight hundred nine thousand, eight hundred ninety.