421396992
421,396,992 is an even composite number composed of three prime numbers multiplied together.
421396992 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of one hundred forty divisors.
Prime factorization of 421396992:
29 × 36 × 1129
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 1129)See below for interesting mathematical facts about the number 421396992 from the Numbermatics database.
Names of 421396992
- Cardinal: 421396992 can be written as Four hundred twenty-one million, three hundred ninety-six thousand, nine hundred ninety-two.
Scientific notation
- Scientific notation: 4.21396992 × 108
Factors of 421396992
Divisors of 421396992
- Number of divisors d(n): 140
-
Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 128 144 162 192 216 243 256 288 324 384 432 486 512 576 648 729 768 864 972 1129 1152 1296 1458 1536 1728 1944 2258 2304 2592 2916 3387 3456 3888 4516 4608 5184 5832 6774 6912 7776 9032 10161 10368 11664 13548 13824 15552 18064 20322 20736 23328 27096 30483 31104 36128 40644 41472 46656 54192 60966 62208 72256 81288 91449 93312 108384 121932 124416 144512 162576 182898 186624 216768 243864 274347 289024 325152 365796 373248 433536 487728 548694 578048 650304 731592 823041 867072 975456 1097388 1300608 1463184 1646082 1734144 1950912 2194776 2601216 2926368 3292164 3901824 4389552 5202432 5852736 6584328 7803648 8779104 11705472 13168656 15607296 17558208 23410944 26337312 35116416 46821888 52674624 70232832 105349248 140465664 210698496 421396992
- Sum of all divisors σ(n): 1263497070
- Sum of proper divisors (its aliquot sum) s(n): 842100078
- 421396992 is an abundant number, because the sum of its proper divisors (842100078) is greater than itself. Its abundance is 420703086
Bases of 421396992
- Binary: 110010001111000000010000000002
- Hexadecimal: 0x191E0200
- Base-36: 6YW000
Squares and roots of 421396992
- 421396992 squared (4213969922) is 177575424866648064
- 421396992 cubed (4213969923) is 74829749891927495292223488
-
The
square root of 421396992 is 20527.9563522529 -
The
cube root of 421396992 is 749.7166289479
Scales and comparisons
How big is 421396992?- 421,396,992 seconds is equal to 13 years, 20 weeks, 5 days, 6 hours, 43 minutes, 12 seconds.
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To count from 1 to 421,396,992 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 421396992 cubic inches would be around 62.5 feet tall.
Recreational maths with 421396992
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