13239478720
13,239,478,720 is an even composite number composed of five prime numbers multiplied together.
13239478720 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twelve divisors.
Prime factorization of 13239478720:
26 × 5 × 13 × 67 × 47501
(2 × 2 × 2 × 2 × 2 × 2 × 5 × 13 × 67 × 47501)See below for interesting mathematical facts about the number 13239478720 from the Numbermatics database.
Names of 13239478720
- Cardinal: 13239478720 can be written as Thirteen billion, two hundred thirty-nine million, four hundred seventy-eight thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 1.323947872 × 1010
Factors of 13239478720
Divisors of 13239478720
- Number of divisors d(n): 112
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Complete list of divisors:
1 2 4 5 8 10 13 16 20 26 32 40 52 64 65 67 80 104 130 134 160 208 260 268 320 335 416 520 536 670 832 871 1040 1072 1340 1742 2080 2144 2680 3484 4160 4288 4355 5360 6968 8710 10720 13936 17420 21440 27872 34840 47501 55744 69680 95002 139360 190004 237505 278720 380008 475010 617513 760016 950020 1235026 1520032 1900040 2470052 3040064 3087565 3182567 3800080 4940104 6175130 6365134 7600160 9880208 12350260 12730268 15200320 15912835 19760416 24700520 25460536 31825670 39520832 41373371 49401040 50921072 63651340 82746742 98802080 101842144 127302680 165493484 197604160 203684288 206866855 254605360 330986968 413733710 509210720 661973936 827467420 1018421440 1323947872 1654934840 2647895744 3309869680 6619739360 13239478720
- Sum of all divisors σ(n): 34459090848
- Sum of proper divisors (its aliquot sum) s(n): 21219612128
- 13239478720 is an abundant number, because the sum of its proper divisors (21219612128) is greater than itself. Its abundance is 7980133408
Bases of 13239478720
- Binary: 11000101010010001001101001110000002
- Hexadecimal: 0x3152269C0
- Base-36: 62YFZ5S
Squares and roots of 13239478720
- 13239478720 squared (132394787202) is 175283796777332838400
- 13239478720 cubed (132394787203) is 2320666097394302692353998848000
-
The
square root of 13239478720 is 115062.9337362819 -
The
cube root of 13239478720 is 2365.6852494521
Scales and comparisons
How big is 13239478720?- 13,239,478,720 seconds is equal to 420 years, 50 weeks, 4 days, 16 hours, 58 minutes, 40 seconds.
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To count from 1 to 13,239,478,720 would take you about eight hundred forty-one 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 13239478720 cubic inches would be around 197.1 feet tall.
Recreational maths with 13239478720
- 13239478720 backwards is 02787493231
- The number of decimal digits it has is: 11
- The sum of 13239478720's digits is 46
- More coming soon!
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