28728016200

Names of 28728016200

• Cardinal: 28728016200 can be written as Twenty-eight billion, seven hundred twenty-eight million, sixteen thousand, two hundred.

Scientific notation

• Scientific notation: 2.87280162 × 10¹⁰

Factors of 28728016200

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 404

Divisors of 28728016200

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 18 20 24 25 26 27 30 31 36 39 40 43 45 50 52 54 60 62 65 72 75 78 86 90 93 100 104 108 117 120 124 129 130 135 150 155 156 172 180 186 195 200 215 216 225 234 248 258 260 270 279 300 307 310 312 325 344 351 360 372 387 390 403 430 450 465 468 516 520 540 558 559 585 600 614 620 645 650 675 702 744 774 775 780 806 837 860 900 921 930 936 975 1032 1075 1080 1116 1118 1161 1170 1209 1228 1240 1290 1300 1333 1350 1395 1404 1535 1548 1550 1560 1612 1674 1677 1720 1755 1800 1842 1860 1935 1950 2015 2150 2232 2236 2322 2325 2340 2418 2456 2580 2600 2666 2700 2763 2790 2795 2808 2925 3070 3096 3100 3224 3225 3348 3354 3510 3627 3684 3720 3870 3900 3991 3999 4030 4185 4300 4472 4605 4644 4650 4680 4836 5031 5160 5332 5400 5526 5580 5590 5805 5850 6045 6140 6200 6450 6665 6696 6708 6975 7020 7254 7368 7675 7740 7800 7982 7998 8060 8289 8370 8385 8600 8775 9210 9288 9300 9517 9672 9675 10062 10075 10664 10881 11052 11160 11180 11610 11700 11973 11997 12090 12280 12900 13201 13330 13416 13815 13950 13975 14040 14508 15093 15350 15480 15964 15996 16120 16578 16740 16770 17329 17550 18135 18420 18600 19034 19350 19955 19995 20124 20150 20925 21762 22104 22360 23025 23220 23400 23946 23994 24180 25155 25800 26402 26660 27630 27900 27950 28551 29016 29025 30186 30225 30700 31928 31992 33156 33325 33480 33540 34658 35100 35919 35991 36270 36840 38068 38700 39603 39910 39990 40248 40300 41445 41850 41925 43524 46050 46440 47585 47892 47988 48360 50310 51987 52804 53320 54405 55260 55800 55900 57102 58050 59865 59985 60372 60450 61400 66005 66312 66650 67080 69075 69316 70200 71838 71982 72540 75465 76136 77400 79206 79820 79980 80600 82890 83700 83850 85653 86645 87048 90675 92100 95170 95784 95976 99775 99975 100620 103974 105608 107757 108810 110520 111800 114204 116100 118809 119730 119970 120744 120900 123721 125775 132010 133300 138150 138632 142755 143676 143964 145080 150930 155961 158412 159640 159960 165780 167400 167700 171306 171613 173290 179595 179955 181350 184200 190340 198015 199550 199950 201240 207225 207948 215514 217620 228408 232200 237618 237925 239460 239940 241800 247442 251550 256959 259935 264020 266600 272025 276300 285510 287352 287928 299325 299925 301860 311922 316824 330025 331560 335400 342612 343226 346580 356427 359190 359910 362700 371163 377325 380680 396030 399100 399900 409231 414450 415896 428265 431028 433225 435240 467883 475236 475850 478920 479880 494884 503100 513918 514839 519870 528040 538785 544050 552600 571020 594045 598650 599850 603720 618605 623844 660050 685224 686452 693160 712854 713775 718380 719820 725400 742326 754650 779805 792060 798200 799800 818462 828900 856530 858065 862056 866450 897975 899775 935766 950472 951700 989768 990075 1006200 1027836 1029678 1039740 1077570 1088100 1113489 1142040 1188090 1197300 1199700 1227693 1237210 1247688 1284795 1299675 1320100 1372904 1425708 1427550 1436760 1439640 1484652 1509300 1544517 1559610 1584120 1636924 1657800 1713060 1716130 1732900 1782135 1795950 1799550 1855815 1871532 1903400 1980150 2046155 2055672 2059356 2079480 2141325 2155140 2176200 2226978 2339415 2376180 2394600 2399400 2455386 2474420 2569590 2574195 2599350 2640200 2693925 2851416 2855100 2969304 2970225 3018600 3089034 3093025 3119220 3273848 3340467 3426120 3432260 3465800 3564270 3591900 3599100 3683079 3711630 3743064 3899025 3960300 4092310 4118712 4282650 4290325 4310280 4453956 4633551 4678830 4752360 4910772 4948840 5139180 5148390 5198700 5320003 5387850 5567445 5710200 5940450 6138465 6178068 6186050 6238440 6423975 6680934 6864520 7128540 7183800 7198200 7366158 7423260 7722585 7798050 7920600 8184620 8565300 8580650 8907912 8910675 9267102 9279075 9357660 9821544 10230775 10278360 10296780 10397400 10640006 10775700 11049237 11134890 11697075 11880900 12276930 12356136 12372100 12847950 12870975 13361868 14257080 14732316 14846520 15445170 15596100 15960009 16369240 16702335 17130600 17161300 17821350 18415395 18534204 18558150 18715320 20461550 20593560 21280012 21551400 22098474 22269780 23167755 23394150 23761800 24553860 24744200 25695900 25741950 26600015 26723736 27837225 29464632 30692325 30890340 31192200 31920018 33404670 34322600 35642700 36830790 37068408 37116300 38612925 40923100 42560024 44196948 44539560 46335510 46788300 47880027 49107720 51391800 51483900 53200030 55246185 55674450 61384650 61780680 63840036 66809340 71285400 73661580 74232600 77225850 79800045 81846200 83511675 88393896 92076975 92671020 93576600 95760054 102967800 106400060 110492370 111348900 115838775 122769300 127680072 133000075 133618680 143640081 147323160 154451700 159600090 167023350 184153950 185342040 191520108 212800120 220984740 222697800 231677550 239400135 245538600 266000150 276230925 287280162 308903400 319200180 334046700 368307900 383040216 399000225 441969480 463355100 478800270 532000300 552461850 574560324 638400360 668093400 718200405 736615800 798000450 926710200 957600540 1064000600 1104923700 1149120648 1197000675 1436400810 1596000900 1915201080 2209847400 2394001350 2872801620 3192001800 3591002025 4788002700 5745603240 7182004050 9576005400 14364008100 28728016200
• Sum of all divisors σ(n): 112926105600
• Sum of proper divisors (its aliquot sum) s(n): 84198089400
• 28728016200 is an abundant number, because the sum of its proper divisors (84198089400) is greater than itself. Its abundance is 55470073200

Bases of 28728016200

• Binary: 11010110000010100101011110101001000₂
• Hexadecimal: 0x6B052BD48
• Base-36: D73X360

Squares and roots of 28728016200

• 28728016200 squared (28728016200²) is 825298914787462440000
• 28728016200 cubed (28728016200³) is 23709200593856640533211528000000
• The square root of 28728016200 is 169493.4104913817
• The cube root of 28728016200 is 3062.6818088927

Scales and comparisons

• 28,728,016,200 seconds is equal to 913 years, 24 weeks, 4 hours, 30 minutes.
• To count from 1 to 28,728,016,200 would take you about one thousand, eight 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 28728016200 cubic inches would be around 255.2 feet tall.

Recreational maths with 28728016200

• 28728016200 backwards is 00261082782
• 28728016200 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28728016200's digits is 36
• More coming soon!