421388656
421,388,656 is an even composite number composed of five prime numbers multiplied together.
421388656 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 421388656:
24 × 132 × 17 × 89 × 103
(2 × 2 × 2 × 2 × 13 × 13 × 17 × 89 × 103)See below for interesting mathematical facts about the number 421388656 from the Numbermatics database.
Names of 421388656
- Cardinal: 421388656 can be written as Four hundred twenty-one million, three hundred eighty-eight thousand, six hundred fifty-six.
Scientific notation
- Scientific notation: 4.21388656 × 108
Factors of 421388656
Divisors of 421388656
- Number of divisors d(n): 120
-
Complete list of divisors:
1 2 4 8 13 16 17 26 34 52 68 89 103 104 136 169 178 206 208 221 272 338 356 412 442 676 712 824 884 1157 1339 1352 1424 1513 1648 1751 1768 2314 2678 2704 2873 3026 3502 3536 4628 5356 5746 6052 7004 9167 9256 10712 11492 12104 14008 15041 17407 18334 18512 19669 21424 22763 22984 24208 28016 30082 34814 36668 39338 45526 45968 60164 69628 73336 78676 91052 119171 120328 139256 146672 155839 157352 182104 238342 240656 255697 278512 295919 311678 314704 364208 476684 511394 591838 623356 953368 1022788 1183676 1246712 1549223 1906736 2025907 2045576 2367352 2493424 3098446 4051814 4091152 4734704 6196892 8103628 12393784 16207256 24787568 26336791 32414512 52673582 105347164 210694328 421388656
- Sum of all divisors σ(n): 955787040
- Sum of proper divisors (its aliquot sum) s(n): 534398384
- 421388656 is an abundant number, because the sum of its proper divisors (534398384) is greater than itself. Its abundance is 113009728
Bases of 421388656
- Binary: 110010001110111100001011100002
- Hexadecimal: 0x191DE170
- Base-36: 6YVTKG
Squares and roots of 421388656
- 421388656 squared (4213886562) is 177568399405486336
- 421388656 cubed (4213886563) is 74825309173549086153404416
-
The
square root of 421388656 is 20527.7533110665 -
The
cube root of 421388656 is 749.7116853285
Scales and comparisons
How big is 421388656?- 421,388,656 seconds is equal to 13 years, 20 weeks, 5 days, 4 hours, 24 minutes, 16 seconds.
-
To count from 1 to 421,388,656 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 421388656 cubic inches would be around 62.5 feet tall.
Recreational maths with 421388656
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"Number 421388656 - Facts about the integer". Numbermatics.com. 2024. Web. 14 May 2024.
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