161229960
161,229,960 is an even composite number composed of four prime numbers multiplied together.
161229960 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 161229960:
23 × 33 × 5 × 149287
(2 × 2 × 2 × 3 × 3 × 3 × 5 × 149287)See below for interesting mathematical facts about the number 161229960 from the Numbermatics database.
Names of 161229960
- Cardinal: 161229960 can be written as One hundred sixty-one million, two hundred twenty-nine thousand, nine hundred sixty.
Scientific notation
- Scientific notation: 1.6122996 × 108
Factors of 161229960
Divisors of 161229960
- Number of divisors d(n): 64
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 54 60 72 90 108 120 135 180 216 270 360 540 1080 149287 298574 447861 597148 746435 895722 1194296 1343583 1492870 1791444 2239305 2687166 2985740 3582888 4030749 4478610 5374332 5971480 6717915 8061498 8957220 10748664 13435830 16122996 17914440 20153745 26871660 32245992 40307490 53743320 80614980 161229960
- Sum of all divisors σ(n): 537436800
- Sum of proper divisors (its aliquot sum) s(n): 376206840
- 161229960 is an abundant number, because the sum of its proper divisors (376206840) is greater than itself. Its abundance is 214976880
Bases of 161229960
- Binary: 10011001110000101100100010002
- Hexadecimal: 0x99C2C88
- Base-36: 2NZPU0
Squares and roots of 161229960
- 161229960 squared (1612299602) is 25995100001601600
- 161229960 cubed (1612299603) is 4191188933454225903936000
-
The
square root of 161229960 is 12697.6360004529 -
The
cube root of 161229960 is 544.2710676909
Scales and comparisons
How big is 161229960?- 161,229,960 seconds is equal to 5 years, 6 weeks, 4 days, 2 hours, 6 minutes.
-
To count from 1 to 161,229,960 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 161229960 cubic inches would be around 45.4 feet tall.
Recreational maths with 161229960
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