28228746240

Names of 28228746240

• Cardinal: 28228746240 can be written as Twenty-eight billion, two hundred twenty-eight million, seven hundred forty-six thousand, two hundred forty.

Scientific notation

• Scientific notation: 2.822874624 × 10¹⁰

Factors of 28228746240

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 2531

Divisors of 28228746240

• Number of divisors d(n): 352
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 81 90 96 108 120 128 135 144 160 162 180 192 216 240 243 256 270 288 320 324 360 384 405 432 480 486 512 540 576 640 648 720 729 768 810 864 960 972 1024 1080 1152 1215 1280 1296 1440 1458 1536 1620 1728 1920 1944 2160 2187 2304 2430 2521 2560 2592 2880 2916 3072 3240 3456 3645 3840 3888 4320 4374 4608 4860 5042 5120 5184 5760 5832 6480 6912 7290 7563 7680 7776 8640 8748 9216 9720 10084 10368 10935 11520 11664 12605 12960 13824 14580 15126 15360 15552 17280 17496 19440 20168 20736 21870 22689 23040 23328 25210 25920 27648 29160 30252 31104 34560 34992 37815 38880 40336 41472 43740 45378 46080 46656 50420 51840 58320 60504 62208 68067 69120 69984 75630 77760 80672 82944 87480 90756 93312 100840 103680 113445 116640 121008 124416 136134 138240 139968 151260 155520 161344 174960 181512 186624 201680 204201 207360 226890 233280 242016 248832 272268 279936 302520 311040 322688 340335 349920 363024 373248 403360 408402 414720 453780 466560 484032 544536 559872 605040 612603 622080 645376 680670 699840 726048 746496 806720 816804 907560 933120 968064 1021005 1089072 1119744 1210080 1225206 1244160 1290752 1361340 1399680 1452096 1613440 1633608 1815120 1837809 1866240 1936128 2042010 2178144 2239488 2420160 2450412 2581504 2722680 2799360 2904192 3063015 3226880 3267216 3630240 3675618 3732480 3872256 4084020 4356288 4840320 4900824 5445360 5513427 5598720 5808384 6126030 6453760 6534432 7260480 7351236 7744512 8168040 8712576 9189045 9680640 9801648 10890720 11026854 11197440 11616768 12252060 12907520 13068864 14520960 14702472 16336080 17425152 18378090 19361280 19603296 21781440 22053708 23233536 24504120 26137728 27567135 29041920 29404944 32672160 34850304 36756180 38722560 39206592 43562880 44107416 49008240 52275456 55134270 58083840 58809888 65344320 69700608 73512360 78413184 87125760 88214832 98016480 104550912 110268540 116167680 117619776 130688640 147024720 156826368 174251520 176429664 196032960 209101824 220537080 235239552 261377280 294049440 313652736 348503040 352859328 392065920 441074160 470479104 522754560 588098880 627305472 705718656 784131840 882148320 940958208 1045509120 1176197760 1411437312 1568263680 1764296640 1881916416 2352395520 2822874624 3136527360 3528593280 4704791040 5645749248 7057186560 9409582080 14114373120 28228746240
• Sum of all divisors σ(n): 101598669120
• Sum of proper divisors (its aliquot sum) s(n): 73369922880
• 28228746240 is an abundant number, because the sum of its proper divisors (73369922880) is greater than itself. Its abundance is 45141176640

Bases of 28228746240

• Binary: 11010010010100100000111110000000000₂
• Hexadecimal: 0x692907C00
• Base-36: CYUO000

Squares and roots of 28228746240

• 28228746240 squared (28228746240²) is 796862114282314137600
• 28228746240 cubed (28228746240³) is 22494418412345325510274842624000
• The square root of 28228746240 is 168014.1251204791
• The cube root of 28228746240 is 3044.8357017809

Scales and comparisons

• 28,228,746,240 seconds is equal to 897 years, 30 weeks, 3 days, 14 hours, 24 minutes.
• To count from 1 to 28,228,746,240 would take you about one thousand, seven hundred ninety-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 28228746240 cubic inches would be around 253.7 feet tall.

Recreational maths with 28228746240

• 28228746240 backwards is 04264782282
• 28228746240 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28228746240's digits is 45
• More coming soon!