28420675920

Names of 28420675920

• Cardinal: 28420675920 can be written as Twenty-eight billion, four hundred twenty million, six hundred seventy-five thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.842067592 × 10¹⁰

Factors of 28420675920

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 638

Divisors of 28420675920

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 18 20 21 24 26 28 30 35 36 39 40 42 45 48 52 56 60 61 63 65 70 72 78 80 84 90 91 104 105 112 117 120 122 126 130 140 144 156 168 169 180 182 183 195 208 210 234 240 244 252 260 273 280 305 312 315 336 338 360 364 366 390 420 427 455 468 488 504 507 520 546 547 549 560 585 610 624 630 676 720 728 732 780 793 819 840 845 854 910 915 936 976 1008 1014 1040 1092 1094 1098 1170 1183 1220 1260 1281 1352 1365 1456 1464 1521 1560 1586 1638 1641 1680 1690 1708 1820 1830 1872 2028 2135 2184 2188 2196 2340 2366 2379 2440 2520 2535 2562 2704 2730 2735 2745 2928 3042 3120 3172 3276 3282 3380 3416 3549 3640 3660 3829 3843 3965 4056 4095 4270 4368 4376 4392 4680 4732 4758 4880 4923 5040 5070 5124 5460 5470 5490 5551 5915 6084 6344 6405 6552 6564 6760 6832 7098 7111 7137 7280 7320 7605 7658 7686 7930 8112 8190 8205 8540 8752 8784 9360 9464 9516 9846 10140 10248 10309 10647 10920 10940 10980 11102 11487 11830 11895 12168 12688 12810 13104 13128 13520 14196 14222 14274 14640 15210 15316 15372 15860 16380 16410 16653 17080 17745 18928 19032 19145 19215 19692 20280 20496 20618 21294 21333 21840 21880 21960 22204 22974 23660 23790 24336 24615 25620 26256 27755 28392 28444 28548 30420 30632 30744 30927 31720 32760 32820 33306 33367 34160 34461 35490 35555 35685 38064 38290 38430 39384 40560 41236 42588 42666 43760 43920 44408 45948 47320 47580 49230 49777 49959 51240 51545 53235 55510 56784 56888 57096 57435 60840 61264 61488 61854 63440 63999 65520 65640 66612 66734 68922 70980 71110 71370 72163 76580 76860 78768 82472 83265 85176 85332 88816 91896 92443 92781 94640 95160 98460 99554 99918 100101 102480 103090 106470 106665 111020 113776 114192 114870 121680 123708 127998 131280 133224 133468 137844 141960 142220 142740 144326 149331 153160 153720 154635 164944 166530 166835 170352 170664 172305 183792 184886 185562 190320 196920 199108 199836 200202 206180 212940 213330 216489 222040 229740 233569 247416 248885 249795 255996 266448 266936 275688 277329 283920 284440 285480 288652 298662 300303 306320 307440 309270 319995 333060 333670 341328 344610 360815 369772 371124 393840 398216 399672 400404 412360 425880 426660 432978 433771 444080 447993 459480 462215 463905 467138 494832 497770 499590 500505 511992 533872 551376 554658 568880 570960 577304 597324 600606 618540 639990 647101 649467 666120 667340 689220 700707 721630 739544 742248 746655 796432 799344 800808 824720 831987 851760 853320 865956 867542 895986 918960 924430 927810 934276 995540 999180 1001010 1023984 1082445 1109316 1154608 1167845 1194648 1201212 1237080 1279980 1294202 1298934 1301313 1332240 1334680 1378440 1386645 1401414 1443260 1479088 1484496 1493310 1501515 1601616 1663974 1706640 1731912 1735084 1791972 1848860 1855620 1868552 1941303 1991080 1998360 2002020 2102121 2164890 2168855 2218632 2239965 2335690 2389296 2402424 2474160 2559960 2588404 2597868 2602626 2669360 2756880 2773290 2802828 2886520 2986620 3003030 3036397 3235505 3247335 3327948 3463824 3470168 3503535 3583944 3697720 3711240 3737104 3882606 3903939 3982160 3996720 4004040 4159935 4204242 4329780 4337710 4437264 4479930 4671380 4804848 5119920 5176808 5195736 5205252 5546580 5605656 5639023 5773040 5823909 5973240 6006060 6072794 6471010 6494670 6506565 6655896 6940336 7007070 7167888 7395440 7422480 7765212 7807878 8008080 8319870 8408484 8659560 8675420 8959860 9109191 9342760 9706515 10353616 10391472 10410504 10510605 11093160 11211312 11278046 11647818 11946480 12012120 12145588 12942020 12989340 13013130 13311792 14014140 15181985 15530424 15615756 16639740 16816968 16917069 17319120 17350840 17919720 18218382 18685520 19413030 19519695 20821008 21021210 22186320 22556092 23295636 24024240 24291176 25884040 25978680 26026260 27327573 28028280 28195115 29119545 30363970 31060848 31231512 33279480 33633936 33834138 34701680 35839440 36436764 38826060 39039390 39473161 42042420 45112184 45545955 46591272 48582352 50751207 51768080 51957360 52052520 54655146 56056560 56390230 58239090 60727940 62463024 66558960 67668276 72873528 77652120 78078780 78946322 84084840 84585345 90224368 91091910 93182544 101502414 104105040 109310292 112780460 116478180 118419483 121455880 135336552 136637865 145747056 155304240 156157560 157892644 168169680 169170690 182183820 197365805 203004828 218620584 225560920 232956360 236838966 242911760 253756035 270673104 273275730 312315120 315785288 338341380 355258449 364367640 394731610 406009656 437241168 451121840 465912720 473677932 507512070 546551460 592097415 631570576 676682760 710516898 728735280 789463220 812019312 947355864 1015024140 1093102920 1184194830 1353365520 1421033796 1578926440 1776292245 1894711728 2030048280 2186205840 2368389660 2842067592 3157852880 3552584490 4060096560 4736779320 5684135184 7105168980 9473558640 14210337960 28420675920
• Sum of all divisors σ(n): 120273409152
• Sum of proper divisors (its aliquot sum) s(n): 91852733232
• 28420675920 is an abundant number, because the sum of its proper divisors (91852733232) is greater than itself. Its abundance is 63432057312

Bases of 28420675920

• Binary: 11010011110000000010001100101010000₂
• Hexadecimal: 0x69E011950
• Base-36: D20XPW0

Squares and roots of 28420675920

• 28420675920 squared (28420675920²) is 807734819749667846400
• 28420675920 cubed (28420675920³) is 22956369541404925390178738688000
• The square root of 28420675920 is 168584.3288090563
• The cube root of 28420675920 is 3051.7208212735

Scales and comparisons

• 28,420,675,920 seconds is equal to 903 years, 35 weeks, 6 days, 12 minutes.
• To count from 1 to 28,420,675,920 would take you about one thousand, eight hundred seven 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 28420675920 cubic inches would be around 254.3 feet tall.

Recreational maths with 28420675920

• 28420675920 backwards is 02957602482
• 28420675920 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28420675920's digits is 45
• More coming soon!