216516090
216,516,090 is an even composite number composed of seven prime numbers multiplied together.
216516090 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 216516090:
2 × 3 × 5 × 7 × 31 × 79 × 421
See below for interesting mathematical facts about the number 216516090 from the Numbermatics database.
Names of 216516090
- Cardinal: 216516090 can be written as Two hundred sixteen million, five hundred sixteen thousand and ninety.
Scientific notation
- Scientific notation: 2.1651609 × 108
Factors of 216516090
Divisors of 216516090
- Number of divisors d(n): 128
-
Complete list of divisors:
1 2 3 5 6 7 10 14 15 21 30 31 35 42 62 70 79 93 105 155 158 186 210 217 237 310 395 421 434 465 474 553 651 790 842 930 1085 1106 1185 1263 1302 1659 2105 2170 2370 2449 2526 2765 2947 3255 3318 4210 4898 5530 5894 6315 6510 7347 8295 8841 12245 12630 13051 14694 14735 16590 17143 17682 24490 26102 29470 33259 34286 36735 39153 44205 51429 65255 66518 73470 78306 85715 88410 91357 99777 102858 130510 166295 171430 182714 195765 199554 232813 257145 274071 332590 391530 456785 465626 498885 514290 548142 698439 913570 997770 1031029 1164065 1370355 1396878 2062058 2328130 2740710 3093087 3492195 5155145 6186174 6984390 7217203 10310290 14434406 15465435 21651609 30930870 36086015 43303218 72172030 108258045 216516090
- Sum of all divisors σ(n): 622264320
- Sum of proper divisors (its aliquot sum) s(n): 405748230
- 216516090 is an abundant number, because the sum of its proper divisors (405748230) is greater than itself. Its abundance is 189232140
Bases of 216516090
- Binary: 11001110011111000101111110102
- Hexadecimal: 0xCE7C5FA
- Base-36: 3KWOVU
Squares and roots of 216516090
- 216516090 squared (2165160902) is 46879217228888100
- 216516090 cubed (2165160903) is 10150104816659486459529000
-
The
square root of 216516090 is 14714.4857198613 -
The
cube root of 216516090 is 600.4774810303
Scales and comparisons
How big is 216516090?- 216,516,090 seconds is equal to 6 years, 45 weeks, 6 days, 23 hours, 21 minutes, 30 seconds.
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To count from 1 to 216,516,090 would take you about ten 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 216516090 cubic inches would be around 50 feet tall.
Recreational maths with 216516090
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