389985156
389,985,156 is an even composite number composed of five prime numbers multiplied together.
389985156 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred eight divisors.
Prime factorization of 389985156:
22 × 32 × 11 × 292 × 1171
(2 × 2 × 3 × 3 × 11 × 29 × 29 × 1171)See below for interesting mathematical facts about the number 389985156 from the Numbermatics database.
Names of 389985156
- Cardinal: 389985156 can be written as Three hundred eighty-nine million, nine hundred eighty-five thousand, one hundred fifty-six.
Scientific notation
- Scientific notation: 3.89985156 × 108
Factors of 389985156
Divisors of 389985156
- Number of divisors d(n): 108
-
Complete list of divisors:
1 2 3 4 6 9 11 12 18 22 29 33 36 44 58 66 87 99 116 132 174 198 261 319 348 396 522 638 841 957 1044 1171 1276 1682 1914 2342 2523 2871 3364 3513 3828 4684 5046 5742 7026 7569 9251 10092 10539 11484 12881 14052 15138 18502 21078 25762 27753 30276 33959 37004 38643 42156 51524 55506 67918 77286 83259 101877 111012 115929 135836 154572 166518 203754 231858 305631 333036 373549 407508 463716 611262 747098 984811 1120647 1222524 1494196 1969622 2241294 2954433 3361941 3939244 4482588 5908866 6723882 8863299 10832921 11817732 13447764 17726598 21665842 32498763 35453196 43331684 64997526 97496289 129995052 194992578 389985156
- Sum of all divisors σ(n): 1114726704
- Sum of proper divisors (its aliquot sum) s(n): 724741548
- 389985156 is an abundant number, because the sum of its proper divisors (724741548) is greater than itself. Its abundance is 334756392
Bases of 389985156
- Binary: 101110011111010110011100001002
- Hexadecimal: 0x173EB384
- Base-36: 6G6QH0
Squares and roots of 389985156
- 389985156 squared (3899851562) is 152088421900344336
- 389985156 cubed (3899851563) is 59312226940599602328676416
-
The
square root of 389985156 is 19748.0418269761 -
The
cube root of 389985156 is 730.6050878531
Scales and comparisons
How big is 389985156?- 389,985,156 seconds is equal to 12 years, 20 weeks, 5 days, 17 hours, 12 minutes, 36 seconds.
-
To count from 1 to 389,985,156 would take you about eighteen 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 389985156 cubic inches would be around 60.9 feet tall.
Recreational maths with 389985156
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The information we have on file for 389985156 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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