421789968
421,789,968 is an even composite number composed of five prime numbers multiplied together.
421789968 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twenty divisors.
Prime factorization of 421789968:
24 × 32 × 19 × 31 × 4973
(2 × 2 × 2 × 2 × 3 × 3 × 19 × 31 × 4973)See below for interesting mathematical facts about the number 421789968 from the Numbermatics database.
Names of 421789968
- Cardinal: 421789968 can be written as Four hundred twenty-one million, seven hundred eighty-nine thousand, nine hundred sixty-eight.
Scientific notation
- Scientific notation: 4.21789968 × 108
Factors of 421789968
Divisors of 421789968
- Number of divisors d(n): 120
-
Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 19 24 31 36 38 48 57 62 72 76 93 114 124 144 152 171 186 228 248 279 304 342 372 456 496 558 589 684 744 912 1116 1178 1368 1488 1767 2232 2356 2736 3534 4464 4712 4973 5301 7068 9424 9946 10602 14136 14919 19892 21204 28272 29838 39784 42408 44757 59676 79568 84816 89514 94487 119352 154163 179028 188974 238704 283461 308326 358056 377948 462489 566922 616652 716112 755896 850383 924978 1133844 1233304 1387467 1511792 1700766 1849956 2267688 2466608 2774934 2929097 3401532 3699912 4535376 5549868 5858194 6803064 7399824 8787291 11099736 11716388 13606128 17574582 22199472 23432776 26361873 35149164 46865552 52723746 70298328 105447492 140596656 210894984 421789968
- Sum of all divisors σ(n): 1282894080
- Sum of proper divisors (its aliquot sum) s(n): 861104112
- 421789968 is an abundant number, because the sum of its proper divisors (861104112) is greater than itself. Its abundance is 439314144
Bases of 421789968
- Binary: 110010010010000000001000100002
- Hexadecimal: 0x19240110
- Base-36: 6Z4F80
Squares and roots of 421789968
- 421789968 squared (4217899682) is 177906777105441024
- 421789968 cubed (4217899683) is 75039293822287102138847232
-
The
square root of 421789968 is 20537.5258490403 -
The
cube root of 421789968 is 749.9496072807
Scales and comparisons
How big is 421789968?- 421,789,968 seconds is equal to 13 years, 21 weeks, 2 days, 19 hours, 52 minutes, 48 seconds.
-
To count from 1 to 421,789,968 would take you about twenty 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 421789968 cubic inches would be around 62.5 feet tall.
Recreational maths with 421789968
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