1244138940
1,244,138,940 is an even composite number composed of five prime numbers multiplied together.
1244138940 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred forty divisors.
Prime factorization of 1244138940:
22 × 34 × 5 × 113 × 577
(2 × 2 × 3 × 3 × 3 × 3 × 5 × 11 × 11 × 11 × 577)See below for interesting mathematical facts about the number 1244138940 from the Numbermatics database.
Names of 1244138940
- Cardinal: 1244138940 can be written as One billion, two hundred forty-four million, one hundred thirty-eight thousand, nine hundred forty.
Scientific notation
- Scientific notation: 1.24413894 × 109
Factors of 1244138940
Divisors of 1244138940
- Number of divisors d(n): 240
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Complete list of divisors:
1 2 3 4 5 6 9 10 11 12 15 18 20 22 27 30 33 36 44 45 54 55 60 66 81 90 99 108 110 121 132 135 162 165 180 198 220 242 270 297 324 330 363 396 405 484 495 540 577 594 605 660 726 810 891 990 1089 1154 1188 1210 1331 1452 1485 1620 1731 1782 1815 1980 2178 2308 2420 2662 2885 2970 3267 3462 3564 3630 3993 4356 4455 5193 5324 5445 5770 5940 6347 6534 6655 6924 7260 7986 8655 8910 9801 10386 10890 11540 11979 12694 13068 13310 15579 15972 16335 17310 17820 19041 19602 19965 20772 21780 23958 25388 25965 26620 31158 31735 32670 34620 35937 38082 39204 39930 46737 47916 49005 51930 57123 59895 62316 63470 65340 69817 71874 76164 77895 79860 93474 95205 98010 103860 107811 114246 119790 126940 139634 143748 155790 171369 179685 186948 190410 196020 209451 215622 228492 233685 239580 279268 285615 311580 342738 349085 359370 380820 418902 431244 467370 514107 539055 571230 628353 685476 698170 718740 767987 837804 856845 934740 1028214 1047255 1078110 1142460 1256706 1396340 1535974 1713690 1885059 2056428 2094510 2156220 2303961 2513412 2570535 3071948 3141765 3427380 3770118 3839935 4189020 4607922 5141070 5655177 6283530 6911883 7540236 7679870 9215844 9425295 10282140 11310354 11519805 12567060 13823766 15359740 18850590 20735649 22620708 23039610 27647532 28275885 34559415 37701180 41471298 46079220 56551770 62206947 69118830 82942596 103678245 113103540 124413894 138237660 207356490 248827788 311034735 414712980 622069470 1244138940
- Sum of all divisors σ(n): 4300347744
- Sum of proper divisors (its aliquot sum) s(n): 3056208804
- 1244138940 is an abundant number, because the sum of its proper divisors (3056208804) is greater than itself. Its abundance is 1812069864
Bases of 1244138940
- Binary: 10010100010100000001101101111002
- Hexadecimal: 0x4A280DBC
- Base-36: KKQ7R0
Squares and roots of 1244138940
- 1244138940 squared (12441389402) is 1547881702024323600
- 1244138940 cubed (12441389403) is 1925779900001937817920984000
-
The
square root of 1244138940 is 35272.3537632521 -
The
cube root of 1244138940 is 1075.5310705705
Scales and comparisons
How big is 1244138940?- 1,244,138,940 seconds is equal to 39 years, 29 weeks, 18 hours, 9 minutes.
-
To count from 1 to 1,244,138,940 would take you about seventy-nine 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 1244138940 cubic inches would be around 89.6 feet tall.
Recreational maths with 1244138940
- 1244138940 backwards is 0498314421
- 1244138940 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 1244138940's digits is 36
- More coming soon!
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