142728313420
142,728,313,420 is an even composite number composed of seven prime numbers multiplied together.
142728313420 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 142728313420:
22 × 5 × 7 × 11 × 292 × 193 × 571
(2 × 2 × 5 × 7 × 11 × 29 × 29 × 193 × 571)See below for interesting mathematical facts about the number 142728313420 from the Numbermatics database.
Names of 142728313420
- Cardinal: 142728313420 can be written as One hundred forty-two billion, seven hundred twenty-eight million, three hundred thirteen thousand, four hundred twenty.
Scientific notation
- Scientific notation: 1.4272831342 × 1011
Factors of 142728313420
Divisors of 142728313420
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 4 5 7 10 11 14 20 22 28 29 35 44 55 58 70 77 110 116 140 145 154 193 203 220 290 308 319 385 386 406 571 580 638 770 772 812 841 965 1015 1142 1276 1351 1540 1595 1682 1930 2030 2123 2233 2284 2702 2855 3190 3364 3860 3997 4060 4205 4246 4466 5404 5597 5710 5887 6281 6380 6755 7994 8410 8492 8932 9251 10615 11165 11194 11420 11774 12562 13510 14861 15988 16559 16820 18502 19985 21230 22330 22388 23548 25124 27020 27985 29435 29722 31405 33118 37004 39179 39970 42460 43967 44660 46255 55970 58870 59444 61567 62810 64757 66236 74305 78358 79940 82795 87934 92510 110203 111940 115913 117740 123134 125620 129514 148610 156716 162313 165590 175868 182149 185020 195895 219835 220406 231826 246268 259028 297220 307835 323785 324626 331180 364298 391790 430969 439670 440812 463652 480211 551015 579565 615670 647570 649252 728596 771421 783580 811565 861938 879340 910745 960422 1102030 1136191 1159130 1212233 1231340 1275043 1295140 1542842 1623130 1723876 1785443 1821490 1920844 2154845 2204060 2272382 2318260 2401055 2424466 2550086 3085684 3195887 3246260 3361477 3570886 3642980 3857105 4309690 4544764 4802110 4848932 5100172 5282321 5680955 6061165 6375215 6391774 6722954 7141772 7714210 8485631 8619380 8927215 9604220 10564642 11361910 12122330 12498101 12750430 12783548 13445908 15428420 15979435 16807385 16971262 17854430 21129284 22371209 22723820 24244660 24996202 25500860 26411605 31958870 33614770 33942524 35154757 35708860 36976247 42428155 44742418 49992404 52823210 62490505 63917740 67229540 70309514 73952494 84856310 89484836 92680723 105646420 111856045 124981010 140619028 147904988 169712620 175773785 184881235 185361446 223712090 246083299 249962020 351547570 369762470 370722892 447424180 463403615 492166598 648765061 703095140 739524940 926807230 984333196 1019487953 1230416495 1297530122 1853614460 2038975906 2460832990 2595060244 3243825305 4077951812 4921665980 5097439765 6487650610 7136415671 10194879530 12975301220 14272831342 20389759060 28545662684 35682078355 71364156710 142728313420
- Sum of all divisors σ(n): 389705412096
- Sum of proper divisors (its aliquot sum) s(n): 246977098676
- 142728313420 is an abundant number, because the sum of its proper divisors (246977098676) is greater than itself. Its abundance is 104248785256
Bases of 142728313420
- Binary: 100001001110110100010100111010010011002
- Hexadecimal: 0x213B453A4C
- Base-36: 1TKGR3GS
Squares and roots of 142728313420
- 142728313420 squared (1427283134202) is 20371371451717752096400
- 142728313420 cubed (1427283134203) is 2907571489356011718592841253688000
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The
square root of 142728313420 is 377794.0092431323 -
The
cube root of 142728313420 is 5226.0076921549
Scales and comparisons
How big is 142728313420?- 142,728,313,420 seconds is equal to 4,538 years, 16 weeks, 4 days, 1 hour, 43 minutes, 40 seconds.
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To count from 1 to 142,728,313,420 would take you about nine thousand and seventy-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 142728313420 cubic inches would be around 435.5 feet tall.
Recreational maths with 142728313420
- 142728313420 backwards is 024313827241
- The number of decimal digits it has is: 12
- The sum of 142728313420's digits is 37
- More coming soon!
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