1399028730
1,399,028,730 is an even composite number composed of six prime numbers multiplied together.
1399028730 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 1399028730:
2 × 3 × 5 × 11 × 292 × 712
(2 × 3 × 5 × 11 × 29 × 29 × 71 × 71)See below for interesting mathematical facts about the number 1399028730 from the Numbermatics database.
Names of 1399028730
- Cardinal: 1399028730 can be written as One billion, three hundred ninety-nine million, twenty-eight thousand, seven hundred thirty.
Scientific notation
- Scientific notation: 1.39902873 × 109
Factors of 1399028730
Divisors of 1399028730
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 3 5 6 10 11 15 22 29 30 33 55 58 66 71 87 110 142 145 165 174 213 290 319 330 355 426 435 638 710 781 841 870 957 1065 1562 1595 1682 1914 2059 2130 2343 2523 3190 3905 4118 4205 4686 4785 5041 5046 6177 7810 8410 9251 9570 10082 10295 11715 12354 12615 15123 18502 20590 22649 23430 25205 25230 27753 30246 30885 45298 46255 50410 55451 55506 59711 61770 67947 75615 92510 110902 113245 119422 135894 138765 146189 151230 166353 179133 226490 277255 277530 292378 298555 332706 339735 358266 438567 554510 597110 656821 679470 730945 831765 877134 895665 1313642 1461890 1608079 1663530 1791330 1970463 2192835 3216158 3284105 3940926 4239481 4385670 4824237 6568210 8040395 8478962 9648474 9852315 12718443 16080790 19704630 21197405 24121185 25436886 42394810 46634291 48242370 63592215 93268582 127184430 139902873 233171455 279805746 466342910 699514365 1399028730
- Sum of all divisors σ(n): 3847757472
- Sum of proper divisors (its aliquot sum) s(n): 2448728742
- 1399028730 is an abundant number, because the sum of its proper divisors (2448728742) is greater than itself. Its abundance is 1049700012
Bases of 1399028730
- Binary: 10100110110001101111011111110102
- Hexadecimal: 0x53637BFA
- Base-36: N4Y1H6
Squares and roots of 1399028730
- 1399028730 squared (13990287302) is 1957281387365412900
- 1399028730 cubed (13990287303) is 2738292893618471655412617000
-
The
square root of 1399028730 is 37403.5924745207 -
The
cube root of 1399028730 is 1118.4301800873
Scales and comparisons
How big is 1399028730?- 1,399,028,730 seconds is equal to 44 years, 25 weeks, 1 day, 11 hours, 5 minutes, 30 seconds.
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To count from 1 to 1,399,028,730 would take you about eighty-eight 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 1399028730 cubic inches would be around 93.2 feet tall.
Recreational maths with 1399028730
- 1399028730 backwards is 0378209931
- The number of decimal digits it has is: 10
- The sum of 1399028730's digits is 42
- More coming soon!
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