166389960
166,389,960 is an even composite number composed of six prime numbers multiplied together.
166389960 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 166389960:
23 × 3 × 5 × 11 × 233 × 541
(2 × 2 × 2 × 3 × 5 × 11 × 233 × 541)See below for interesting mathematical facts about the number 166389960 from the Numbermatics database.
Names of 166389960
- Cardinal: 166389960 can be written as One hundred sixty-six million, three hundred eighty-nine thousand, nine hundred sixty.
Scientific notation
- Scientific notation: 1.6638996 × 108
Factors of 166389960
Divisors of 166389960
- Number of divisors d(n): 128
-
Complete list of divisors:
1 2 3 4 5 6 8 10 11 12 15 20 22 24 30 33 40 44 55 60 66 88 110 120 132 165 220 233 264 330 440 466 541 660 699 932 1082 1165 1320 1398 1623 1864 2164 2330 2563 2705 2796 3246 3495 4328 4660 5126 5410 5592 5951 6492 6990 7689 8115 9320 10252 10820 11902 12815 12984 13980 15378 16230 17853 20504 21640 23804 25630 27960 29755 30756 32460 35706 38445 47608 51260 59510 61512 64920 71412 76890 89265 102520 119020 126053 142824 153780 178530 238040 252106 307560 357060 378159 504212 630265 714120 756318 1008424 1260530 1386583 1512636 1890795 2521060 2773166 3025272 3781590 4159749 5042120 5546332 6932915 7563180 8319498 11092664 13865830 15126360 16638996 20798745 27731660 33277992 41597490 55463320 83194980 166389960
- Sum of all divisors σ(n): 547896960
- Sum of proper divisors (its aliquot sum) s(n): 381507000
- 166389960 is an abundant number, because the sum of its proper divisors (381507000) is greater than itself. Its abundance is 215117040
Bases of 166389960
- Binary: 10011110101011101000110010002
- Hexadecimal: 0x9EAE8C8
- Base-36: 2R2BBC
Squares and roots of 166389960
- 166389960 squared (1663899602) is 27685618788801600
- 166389960 cubed (1663899603) is 4606609002843946671936000
-
The
square root of 166389960 is 12899.2232324275 -
The
cube root of 166389960 is 550.0164843545
Scales and comparisons
How big is 166389960?- 166,389,960 seconds is equal to 5 years, 15 weeks, 19 hours, 26 minutes.
-
To count from 1 to 166,389,960 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 166389960 cubic inches would be around 45.8 feet tall.
Recreational maths with 166389960
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