420485970
420,485,970 is an even composite number composed of six prime numbers multiplied together.
420485970 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 420485970:
2 × 3 × 5 × 47 × 67 × 4451
See below for interesting mathematical facts about the number 420485970 from the Numbermatics database.
Names of 420485970
- Cardinal: 420485970 can be written as Four hundred twenty million, four hundred eighty-five thousand, nine hundred seventy.
Scientific notation
- Scientific notation: 4.2048597 × 108
Factors of 420485970
Divisors of 420485970
- Number of divisors d(n): 64
-
Complete list of divisors:
1 2 3 5 6 10 15 30 47 67 94 134 141 201 235 282 335 402 470 670 705 1005 1410 2010 3149 4451 6298 8902 9447 13353 15745 18894 22255 26706 31490 44510 47235 66765 94470 133530 209197 298217 418394 596434 627591 894651 1045985 1255182 1491085 1789302 2091970 2982170 3137955 4473255 6275910 8946510 14016199 28032398 42048597 70080995 84097194 140161990 210242985 420485970
- Sum of all divisors σ(n): 1046255616
- Sum of proper divisors (its aliquot sum) s(n): 625769646
- 420485970 is an abundant number, because the sum of its proper divisors (625769646) is greater than itself. Its abundance is 205283676
Bases of 420485970
- Binary: 110010001000000011011010100102
- Hexadecimal: 0x19101B52
- Base-36: 6YCH1U
Squares and roots of 420485970
- 420485970 squared (4204859702) is 176808450966840900
- 420485970 cubed (4204859703) is 74345473008989533672173000
-
The
square root of 420485970 is 20505.7545581723 -
The
cube root of 420485970 is 749.1759660667
Scales and comparisons
How big is 420485970?- 420,485,970 seconds is equal to 13 years, 19 weeks, 1 day, 17 hours, 39 minutes, 30 seconds.
-
To count from 1 to 420,485,970 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 420485970 cubic inches would be around 62.4 feet tall.
Recreational maths with 420485970
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