163390890
163,390,890 is an even composite number composed of six prime numbers multiplied together.
163390890 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 163390890:
2 × 3 × 5 × 133 × 37 × 67
(2 × 3 × 5 × 13 × 13 × 13 × 37 × 67)See below for interesting mathematical facts about the number 163390890 from the Numbermatics database.
Names of 163390890
- Cardinal: 163390890 can be written as One hundred sixty-three million, three hundred ninety thousand, eight hundred ninety.
Scientific notation
- Scientific notation: 1.6339089 × 108
Factors of 163390890
Divisors of 163390890
- Number of divisors d(n): 128
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Complete list of divisors:
1 2 3 5 6 10 13 15 26 30 37 39 65 67 74 78 111 130 134 169 185 195 201 222 335 338 370 390 402 481 507 555 670 845 871 962 1005 1014 1110 1443 1690 1742 2010 2197 2405 2479 2535 2613 2886 4355 4394 4810 4958 5070 5226 6253 6591 7215 7437 8710 10985 11323 12395 12506 13065 13182 14430 14874 18759 21970 22646 24790 26130 31265 32227 32955 33969 37185 37518 56615 62530 64454 65910 67938 74370 81289 93795 96681 113230 147199 161135 162578 169845 187590 193362 243867 294398 322270 339690 406445 418951 441597 483405 487734 735995 812890 837902 883194 966810 1219335 1256853 1471990 2094755 2207985 2438670 2513706 4189510 4415970 5446363 6284265 10892726 12568530 16339089 27231815 32678178 54463630 81695445 163390890
- Sum of all divisors σ(n): 442794240
- Sum of proper divisors (its aliquot sum) s(n): 279403350
- 163390890 is an abundant number, because the sum of its proper divisors (279403350) is greater than itself. Its abundance is 116012460
Bases of 163390890
- Binary: 10011011110100100101101010102
- Hexadecimal: 0x9BD25AA
- Base-36: 2PA17U
Squares and roots of 163390890
- 163390890 squared (1633908902) is 26696582934992100
- 163390890 cubed (1633908903) is 4361978445707171361969000
-
The
square root of 163390890 is 12782.4446018747 -
The
cube root of 163390890 is 546.6918666915
Scales and comparisons
How big is 163390890?- 163,390,890 seconds is equal to 5 years, 10 weeks, 1 day, 2 hours, 21 minutes, 30 seconds.
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To count from 1 to 163,390,890 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 163390890 cubic inches would be around 45.6 feet tall.
Recreational maths with 163390890
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