4991728640
4,991,728,640 is an even composite number composed of five prime numbers multiplied together.
4991728640 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred sixty-four divisors.
Prime factorization of 4991728640:
210 × 5 × 19 × 232 × 97
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 19 × 23 × 23 × 97)See below for interesting mathematical facts about the number 4991728640 from the Numbermatics database.
Names of 4991728640
- Cardinal: 4991728640 can be written as Four billion, nine hundred ninety-one million, seven hundred twenty-eight thousand, six hundred forty.
Scientific notation
- Scientific notation: 4.99172864 × 109
Factors of 4991728640
Divisors of 4991728640
- Number of divisors d(n): 264
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Complete list of divisors:
1 2 4 5 8 10 16 19 20 23 32 38 40 46 64 76 80 92 95 97 115 128 152 160 184 190 194 230 256 304 320 368 380 388 437 460 485 512 529 608 640 736 760 776 874 920 970 1024 1058 1216 1280 1472 1520 1552 1748 1840 1843 1940 2116 2185 2231 2432 2560 2645 2944 3040 3104 3496 3680 3686 3880 4232 4370 4462 4864 5120 5290 5888 6080 6208 6992 7360 7372 7760 8464 8740 8924 9215 9728 10051 10580 11155 11776 12160 12416 13984 14720 14744 15520 16928 17480 17848 18430 19456 20102 21160 22310 23552 24320 24832 27968 29440 29488 31040 33856 34960 35696 36860 40204 42320 42389 44620 48640 49664 50255 51313 55936 58880 58976 62080 67712 69920 71392 73720 80408 84640 84778 89240 97280 99328 100510 102626 111872 117760 117952 124160 135424 139840 142784 147440 160816 169280 169556 178480 201020 205252 211945 223744 235904 248320 256565 270848 279680 285568 294880 321632 338560 339112 356960 402040 410504 423890 447488 471808 496640 513130 541696 559360 571136 589760 643264 677120 678224 713920 804080 821008 847780 943616 974947 1026260 1118720 1142272 1179520 1286528 1354240 1356448 1427840 1608160 1642016 1695560 1887232 1949894 2052520 2237440 2284544 2359040 2573056 2708480 2712896 2855680 3216320 3284032 3391120 3899788 4105040 4718080 4874735 5146112 5425792 5711360 6432640 6568064 6782240 7799576 8210080 9436160 9749470 10292224 10851584 11422720 12865280 13136128 13564480 15599152 16420160 19498940 21703168 25730560 26272256 27128960 31198304 32840320 38997880 43406336 51461120 52544512 54257920 62396608 65680640 77995760 108515840 124793216 131361280 155991520 217031680 249586432 262722560 311983040 499172864 623966080 998345728 1247932160 2495864320 4991728640
- Sum of all divisors σ(n): 13312214160
- Sum of proper divisors (its aliquot sum) s(n): 8320485520
- 4991728640 is an abundant number, because the sum of its proper divisors (8320485520) is greater than itself. Its abundance is 3328756880
Bases of 4991728640
- Binary: 1001010011000011110111100000000002
- Hexadecimal: 0x12987BC00
- Base-36: 2AJY2GW
Squares and roots of 4991728640
- 4991728640 squared (49917286402) is 24917354815396249600
- 4991728640 cubed (49917286403) is 124380673665055372076908544000
-
The
square root of 4991728640 is 70652.1665626753 -
The
cube root of 4991728640 is 1709.0325044721
Scales and comparisons
How big is 4991728640?- 4,991,728,640 seconds is equal to 158 years, 37 weeks, 3 days, 15 hours, 17 minutes, 20 seconds.
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To count from 1 to 4,991,728,640 would take you about three hundred seventeen 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 4991728640 cubic inches would be around 142.4 feet tall.
Recreational maths with 4991728640
- 4991728640 backwards is 0468271994
- The number of decimal digits it has is: 10
- The sum of 4991728640's digits is 50
- More coming soon!
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The information we have on file for 4991728640 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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