72742972380
72,742,972,380 is an even composite number composed of six prime numbers multiplied together.
72742972380 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of ninety-six divisors.
Prime factorization of 72742972380:
22 × 3 × 5 × 13 × 7703 × 12107
(2 × 2 × 3 × 5 × 13 × 7703 × 12107)See below for interesting mathematical facts about the number 72742972380 from the Numbermatics database.
Names of 72742972380
- Cardinal: 72742972380 can be written as Seventy-two billion, seven hundred forty-two million, nine hundred seventy-two thousand, three hundred eighty.
Scientific notation
- Scientific notation: 7.274297238 × 1010
Factors of 72742972380
Divisors of 72742972380
- Number of divisors d(n): 96
-
Complete list of divisors:
1 2 3 4 5 6 10 12 13 15 20 26 30 39 52 60 65 78 130 156 195 260 390 780 7703 12107 15406 23109 24214 30812 36321 38515 46218 48428 60535 72642 77030 92436 100139 115545 121070 145284 154060 157391 181605 200278 231090 242140 300417 314782 363210 400556 462180 472173 500695 600834 629564 726420 786955 944346 1001390 1201668 1502085 1573910 1888692 2002780 2360865 3004170 3147820 4721730 6008340 9443460 93260221 186520442 279780663 373040884 466301105 559561326 932602210 1119122652 1212382873 1398903315 1865204420 2424765746 2797806630 3637148619 4849531492 5595613260 6061914365 7274297238 12123828730 14548594476 18185743095 24247657460 36371486190 72742972380
- Sum of all divisors σ(n): 219394635264
- Sum of proper divisors (its aliquot sum) s(n): 146651662884
- 72742972380 is an abundant number, because the sum of its proper divisors (146651662884) is greater than itself. Its abundance is 73908690504
Bases of 72742972380
- Binary: 10000111011111101000110101011110111002
- Hexadecimal: 0x10EFD1ABDC
- Base-36: XF1ACPO
Squares and roots of 72742972380
- 72742972380 squared (727429723802) is 5291540030677442864400
- 72742972380 cubed (727429723803) is 384922350299233578974077285272000
-
The
square root of 72742972380 is 269709.0513497833 -
The
cube root of 72742972380 is 4174.4283798899
Scales and comparisons
How big is 72742972380?- 72,742,972,380 seconds is equal to 2,313 years, 13 hours, 13 minutes.
-
To count from 1 to 72,742,972,380 would take you about four thousand, six hundred twenty-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 72742972380 cubic inches would be around 347.9 feet tall.
Recreational maths with 72742972380
- 72742972380 backwards is 08327924727
- The number of decimal digits it has is: 11
- The sum of 72742972380's digits is 51
- More coming soon!
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