28867321080

Names of 28867321080

• Cardinal: 28867321080 can be written as Twenty-eight billion, eight hundred sixty-seven million, three hundred twenty-one thousand and eighty.

Scientific notation

• Scientific notation: 2.886732108 × 10¹⁰

Factors of 28867321080

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 575

Divisors of 28867321080

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 18 20 24 26 27 30 36 39 40 45 52 54 60 65 72 78 81 90 104 108 117 120 130 135 156 162 180 195 216 234 243 260 270 271 281 312 324 351 360 390 405 468 486 520 540 542 562 585 648 702 729 780 810 813 843 936 972 1053 1080 1084 1124 1170 1215 1355 1404 1405 1458 1560 1620 1626 1686 1755 1944 2106 2168 2248 2340 2430 2439 2529 2710 2808 2810 2916 3159 3240 3252 3372 3510 3523 3645 3653 4065 4212 4215 4680 4860 4878 5058 5265 5420 5620 5832 6318 6504 6744 7020 7046 7290 7306 7317 7587 8130 8424 8430 9477 9720 9756 10116 10530 10569 10840 10959 11240 12195 12636 12645 14040 14092 14580 14612 14634 15174 15795 16260 16860 17615 18265 18954 19512 20232 21060 21138 21918 21951 22761 24390 25272 25290 28184 29160 29224 29268 30348 31590 31707 32520 32877 33720 35230 36530 36585 37908 37935 42120 42276 43836 43902 45522 47385 48780 50580 52845 54795 58536 60696 63180 63414 65754 65853 68283 70460 73060 73170 75816 75870 76151 84552 87672 87804 91044 94770 95121 97560 98631 101160 105690 109590 109755 113805 126360 126828 131508 131706 136566 140920 146120 146340 151740 152302 158535 164385 175608 182088 189540 190242 197262 197559 204849 211380 219180 219510 227610 228453 253656 263016 263412 273132 285363 292680 295893 303480 304604 317070 328770 329265 341415 379080 380484 380755 394524 395118 409698 422760 438360 439020 455220 456906 475605 493155 526824 546264 570726 591786 609208 634140 657540 658530 682830 685359 760968 761510 789048 790236 819396 856089 878040 887679 910440 913812 951210 986310 987795 989963 1024245 1141452 1142265 1183572 1268280 1315080 1317060 1365660 1370718 1426815 1479465 1523020 1580472 1638792 1712178 1775358 1827624 1902420 1972620 1975590 1979926 2048490 2056077 2282904 2284530 2367144 2568267 2634120 2663037 2731320 2741436 2853630 2958930 2969889 3046040 3424356 3426795 3550716 3804840 3945240 3951180 3959852 4096980 4112154 4280445 4438395 4569060 4949815 5136534 5326074 5482872 5707260 5917860 5939778 6168231 6848712 6853590 7101432 7902360 7919704 8193960 8224308 8560890 8876790 8909667 9138120 9899630 10273068 10280385 10652148 11414520 11835720 11879556 12336462 12841335 13315185 13707180 14849445 16448616 17121780 17753580 17819334 18504693 19799260 20546136 20560770 21304296 23759112 24672924 25682670 26630370 26729001 27414360 29698890 30841155 34243560 35507160 35638668 37009386 39598520 41121540 44548335 49345848 51365340 53260740 53458002 55514079 59397780 61682310 71277336 74018772 80187003 82243080 89096670 92523465 102730680 106521480 106916004 111028158 118795560 123364620 133645005 148037544 160374006 178193340 185046930 213832008 222056316 240561009 246729240 267290010 277570395 320748012 356386680 370093860 400935015 444112632 481122018 534580020 555140790 641496024 721683027 740187720 801870030 962244036 1069160040 1110281580 1202805045 1443366054 1603740060 1924488072 2220563160 2405610090 2886732108 3207480120 3608415135 4811220180 5773464216 7216830270 9622440360 14433660540 28867321080
• Sum of all divisors σ(n): 105635214720
• Sum of proper divisors (its aliquot sum) s(n): 76767893640
• 28867321080 is an abundant number, because the sum of its proper divisors (76767893640) is greater than itself. Its abundance is 47900572560

Bases of 28867321080

• Binary: 11010111000101000000101110011111000₂
• Hexadecimal: 0x6B8A05CF8
• Base-36: D9EUVI0

Squares and roots of 28867321080

• 28867321080 squared (28867321080²) is 833322226335812366400
• 28867321080 cubed (28867321080³) is 24055780270736327483503403712000
• The square root of 28867321080 is 169903.8583434761
• The cube root of 28867321080 is 3067.6242403993

Scales and comparisons

• 28,867,321,080 seconds is equal to 917 years, 46 weeks, 2 days, 12 hours, 18 minutes.
• To count from 1 to 28,867,321,080 would take you about one thousand, eight hundred thirty-five 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 28867321080 cubic inches would be around 255.6 feet tall.

Recreational maths with 28867321080

• 28867321080 backwards is 08012376882
• 28867321080 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28867321080's digits is 45
• More coming soon!