139840890
139,840,890 is an even composite number composed of seven prime numbers multiplied together.
139840890 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 139840890:
2 × 3 × 5 × 7 × 71 × 83 × 113
See below for interesting mathematical facts about the number 139840890 from the Numbermatics database.
Names of 139840890
- Cardinal: 139840890 can be written as One hundred thirty-nine million, eight hundred forty thousand, eight hundred ninety.
Scientific notation
- Scientific notation: 1.3984089 × 108
Factors of 139840890
Divisors of 139840890
- Number of divisors d(n): 128
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Complete list of divisors:
1 2 3 5 6 7 10 14 15 21 30 35 42 70 71 83 105 113 142 166 210 213 226 249 339 355 415 426 497 498 565 581 678 710 791 830 994 1065 1130 1162 1245 1491 1582 1695 1743 2130 2373 2485 2490 2905 2982 3390 3486 3955 4746 4970 5810 5893 7455 7910 8023 8715 9379 11786 11865 14910 16046 17430 17679 18758 23730 24069 28137 29465 35358 40115 41251 46895 48138 56161 56274 58930 65653 80230 82502 88395 93790 112322 120345 123753 131306 140685 168483 176790 196959 206255 240690 247506 280805 281370 328265 336966 393918 412510 561610 618765 656530 665909 842415 984795 1237530 1331818 1684830 1969590 1997727 3329545 3995454 4661363 6659090 9322726 9988635 13984089 19977270 23306815 27968178 46613630 69920445 139840890
- Sum of all divisors σ(n): 397135872
- Sum of proper divisors (its aliquot sum) s(n): 257294982
- 139840890 is an abundant number, because the sum of its proper divisors (257294982) is greater than itself. Its abundance is 117454092
Bases of 139840890
- Binary: 10000101010111001101011110102
- Hexadecimal: 0x855CD7A
- Base-36: 2B99X6
Squares and roots of 139840890
- 139840890 squared (1398408902) is 19555474515992100
- 139840890 cubed (1398408903) is 2734654960688654496969000
-
The
square root of 139840890 is 11825.4340300895 -
The
cube root of 139840890 is 519.0526266333
Scales and comparisons
How big is 139840890?- 139,840,890 seconds is equal to 4 years, 23 weeks, 1 day, 12 hours, 41 minutes, 30 seconds.
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To count from 1 to 139,840,890 would take you about six 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 139840890 cubic inches would be around 43.3 feet tall.
Recreational maths with 139840890
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The information we have on file for 139840890 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!
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