31242468720
31,242,468,720 is an even composite number composed of five prime numbers multiplied together.
31242468720 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of eighty divisors.
Prime factorization of 31242468720:
24 × 3 × 5 × 43 × 3027371
(2 × 2 × 2 × 2 × 3 × 5 × 43 × 3027371)See below for interesting mathematical facts about the number 31242468720 from the Numbermatics database.
Names of 31242468720
- Cardinal: 31242468720 can be written as Thirty-one billion, two hundred forty-two million, four hundred sixty-eight thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 3.124246872 × 1010
Factors of 31242468720
Divisors of 31242468720
- Number of divisors d(n): 80
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 43 48 60 80 86 120 129 172 215 240 258 344 430 516 645 688 860 1032 1290 1720 2064 2580 3440 5160 10320 3027371 6054742 9082113 12109484 15136855 18164226 24218968 30273710 36328452 45410565 48437936 60547420 72656904 90821130 121094840 130176953 145313808 181642260 242189680 260353906 363284520 390530859 520707812 650884765 726569040 781061718 1041415624 1301769530 1562123436 1952654295 2082831248 2603539060 3124246872 3905308590 5207078120 6248493744 7810617180 10414156240 15621234360 31242468720
- Sum of all divisors σ(n): 99104049792
- Sum of proper divisors (its aliquot sum) s(n): 67861581072
- 31242468720 is an abundant number, because the sum of its proper divisors (67861581072) is greater than itself. Its abundance is 36619112352
Bases of 31242468720
- Binary: 111010001100011001000111101011100002
- Hexadecimal: 0x746323D70
- Base-36: ECOYJ5C
Squares and roots of 31242468720
- 31242468720 squared (312424687202) is 976091851720178438400
- 31242468720 cubed (312424687203) is 30495519145214553054530446848000
-
The
square root of 31242468720 is 176755.3923364151 -
The
cube root of 31242468720 is 3149.5495692549
Scales and comparisons
How big is 31242468720?- 31,242,468,720 seconds is equal to 993 years, 21 weeks, 3 days, 15 hours, 32 minutes.
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To count from 1 to 31,242,468,720 would take you about one thousand, nine hundred eighty-six 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 31242468720 cubic inches would be around 262.5 feet tall.
Recreational maths with 31242468720
- 31242468720 backwards is 02786424213
- The number of decimal digits it has is: 11
- The sum of 31242468720's digits is 39
- More coming soon!
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