28040664240

Names of 28040664240

• Cardinal: 28040664240 can be written as Twenty-eight billion, forty million, six hundred sixty-four thousand, two hundred forty.

Scientific notation

• Scientific notation: 2.804066424 × 10¹⁰

Factors of 28040664240

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 1354

Divisors of 28040664240

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 36 40 41 45 48 54 60 72 80 81 82 90 108 120 123 135 144 162 164 180 205 216 240 243 246 270 324 328 360 369 405 410 432 486 492 540 615 648 656 720 729 738 810 820 972 984 1080 1107 1215 1230 1296 1303 1458 1476 1620 1640 1845 1944 1968 2160 2187 2214 2430 2460 2606 2916 2952 3240 3280 3321 3645 3690 3888 3909 4374 4428 4860 4920 5212 5535 5832 5904 6480 6515 6561 6642 7290 7380 7818 8748 8856 9720 9840 9963 10424 10935 11070 11664 11727 13030 13122 13284 14580 14760 15636 16605 17496 17712 19440 19545 19926 20848 21870 22140 23454 26060 26244 26568 29160 29520 29889 31272 32805 33210 34992 35181 39090 39852 43740 44280 46908 49815 52120 52488 53136 53423 58320 58635 59778 62544 65610 66420 70362 78180 79704 87480 88560 89667 93816 99630 104240 104976 105543 106846 117270 119556 131220 132840 140724 149445 156360 159408 160269 174960 175905 179334 187632 199260 211086 213692 234540 239112 262440 265680 267115 269001 281448 298890 312720 316629 320538 351810 358668 398520 422172 427384 448335 469080 478224 480807 524880 527715 534230 538002 562896 597780 633258 641076 703620 717336 797040 801345 844344 854768 896670 938160 949887 961614 1055430 1068460 1076004 1195560 1266516 1282152 1345005 1407240 1434672 1442421 1583145 1602690 1688688 1793340 1899774 1923228 2110860 2136920 2152008 2391120 2404035 2533032 2564304 2690010 2814480 2849661 2884842 3166290 3205380 3586680 3799548 3846456 4221720 4273840 4304016 4327263 4749435 4808070 5066064 5380020 5699322 5769684 6332580 6410760 7173360 7212105 7599096 7692912 8443440 8548983 8654526 9498870 9616140 10760040 11398644 11539368 12665160 12821520 12981789 14248305 14424210 15198192 17097966 17309052 18997740 19232280 21520080 21636315 22797288 23078736 25330320 25963578 28496610 28848420 34195932 34618104 37995480 38464560 38945367 42744915 43272630 45594576 51927156 56993220 57696840 64908945 68391864 69236208 75990960 77890734 85489830 86545260 103854312 113986440 115393680 116836101 129817890 136783728 155781468 170979660 173090520 194726835 207708624 227972880 233672202 259635780 311562936 341959320 346181040 350508303 389453670 467344404 519271560 584180505 623125872 683918640 701016606 778907340 934688808 1038543120 1168361010 1402033212 1557814680 1752541515 1869377616 2336722020 2804066424 3115629360 3505083030 4673444040 5608132848 7010166060 9346888080 14020332120 28040664240
• Sum of all divisors σ(n): 100248771168
• Sum of proper divisors (its aliquot sum) s(n): 72208106928
• 28040664240 is an abundant number, because the sum of its proper divisors (72208106928) is greater than itself. Its abundance is 44167442688

Bases of 28040664240

• Binary: 11010000111010110101001010010110000₂
• Hexadecimal: 0x6875A94B0
• Base-36: CVQOR00

Squares and roots of 28040664240

• 28040664240 squared (28040664240²) is 786278851020414777600
• 28040664240 cubed (28040664240³) is 22047781260476432164215873024000
• The square root of 28040664240 is 167453.4688801637
• The cube root of 28040664240 is 3038.0582677589

Scales and comparisons

• 28,040,664,240 seconds is equal to 891 years, 31 weeks, 3 days, 17 hours, 24 minutes.
• To count from 1 to 28,040,664,240 would take you about one thousand, seven hundred eighty-three 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 28040664240 cubic inches would be around 253.2 feet tall.

Recreational maths with 28040664240

• 28040664240 backwards is 04246604082
• 28040664240 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28040664240's digits is 36
• More coming soon!