164065640
164,065,640 is an even composite number composed of six prime numbers multiplied together.
164065640 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 164065640:
23 × 5 × 17 × 31 × 43 × 181
(2 × 2 × 2 × 5 × 17 × 31 × 43 × 181)See below for interesting mathematical facts about the number 164065640 from the Numbermatics database.
Names of 164065640
- Cardinal: 164065640 can be written as One hundred sixty-four million, sixty-five thousand, six hundred forty.
Scientific notation
- Scientific notation: 1.6406564 × 108
Factors of 164065640
Divisors of 164065640
- Number of divisors d(n): 128
-
Complete list of divisors:
1 2 4 5 8 10 17 20 31 34 40 43 62 68 85 86 124 136 155 170 172 181 215 248 310 340 344 362 430 527 620 680 724 731 860 905 1054 1240 1333 1448 1462 1720 1810 2108 2635 2666 2924 3077 3620 3655 4216 5270 5332 5611 5848 6154 6665 7240 7310 7783 10540 10664 11222 12308 13330 14620 15385 15566 21080 22444 22661 24616 26660 28055 29240 30770 31132 38915 44888 45322 53320 56110 61540 62264 77830 90644 95387 112220 113305 123080 132311 155660 181288 190774 224440 226610 241273 264622 311320 381548 453220 476935 482546 529244 661555 763096 906440 953870 965092 1058488 1206365 1323110 1907740 1930184 2412730 2646220 3815480 4101641 4825460 5292440 8203282 9650920 16406564 20508205 32813128 41016410 82032820 164065640
- Sum of all divisors σ(n): 415134720
- Sum of proper divisors (its aliquot sum) s(n): 251069080
- 164065640 is an abundant number, because the sum of its proper divisors (251069080) is greater than itself. Its abundance is 87003440
Bases of 164065640
- Binary: 10011100011101110001011010002
- Hexadecimal: 0x9C77168
- Base-36: 2POHUW
Squares and roots of 164065640
- 164065640 squared (1640656402) is 26917534228609600
- 164065640 cubed (1640656403) is 4416242480438740334144000
-
The
square root of 164065640 is 12808.8110299121 -
The
cube root of 164065640 is 547.4433849565
Scales and comparisons
How big is 164065640?- 164,065,640 seconds is equal to 5 years, 11 weeks, 1 day, 21 hours, 47 minutes, 20 seconds.
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To count from 1 to 164,065,640 would take you about seven 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 164065640 cubic inches would be around 45.6 feet tall.
Recreational maths with 164065640
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The information we have on file for 164065640 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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