28390083840

Names of 28390083840

• Cardinal: 28390083840 can be written as Twenty-eight billion, three hundred ninety million, eighty-three thousand, eight hundred forty.

Scientific notation

• Scientific notation: 2.839008384 × 10¹⁰

Factors of 28390083840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 316

Divisors of 28390083840

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 113 120 128 144 160 180 192 193 226 240 256 288 320 339 360 384 386 452 480 565 576 579 640 678 720 768 772 904 960 965 1017 1130 1152 1158 1280 1356 1440 1544 1695 1737 1808 1920 1930 2034 2260 2304 2316 2712 2880 2895 3088 3390 3474 3616 3840 3860 4068 4520 4632 5085 5424 5760 5790 6176 6780 6948 7232 7720 8136 8685 9040 9264 10170 10848 11520 11580 12352 12769 13560 13896 14464 15440 16272 17370 18080 18528 20340 21696 21809 23160 24704 25538 27120 27792 28928 30880 32544 34740 36160 37056 38307 40680 43392 43618 46320 49408 51076 54240 55584 61760 63845 65088 65427 69480 72320 74112 76614 81360 86784 87236 92640 102152 108480 109045 111168 114921 123520 127690 130176 130854 138960 144640 148224 153228 162720 174472 185280 191535 196281 204304 216960 218090 222336 229842 247040 255380 260352 261708 277920 306456 325440 327135 348944 370560 383070 392562 408608 433920 436180 444672 459684 510760 523416 555840 574605 612912 650880 654270 697888 741120 766140 785124 817216 872360 919368 981405 1021520 1046832 1111680 1149210 1225824 1301760 1308540 1395776 1532280 1570248 1634432 1744720 1838736 1962810 2043040 2093664 2223360 2298420 2451648 2464417 2617080 2791552 3064560 3140496 3268864 3489440 3677472 3925620 4086080 4187328 4596840 4903296 4928834 5234160 5583104 6129120 6280992 6978880 7354944 7393251 7851240 8172160 8374656 9193680 9806592 9857668 10468320 12258240 12322085 12561984 13957760 14709888 14786502 15702480 16344320 16749312 18387360 19715336 20936640 22179753 24516480 24644170 25123968 27915520 29419776 29573004 31404960 36774720 36966255 39430672 41873280 44359506 49032960 49288340 50247936 59146008 62809920 73549440 73932510 78861344 83746560 88719012 98576680 110898765 118292016 125619840 147098880 147865020 157722688 177438024 197153360 221797530 236584032 251239680 295730040 315445376 354876048 394306720 443595060 473168064 591460080 630890752 709752096 788613440 887190120 946336128 1182920160 1419504192 1577226880 1774380240 1892672256 2365840320 2839008384 3154453760 3548760480 4731680640 5678016768 7097520960 9463361280 14195041920 28390083840
• Sum of all divisors σ(n): 99617179116
• Sum of proper divisors (its aliquot sum) s(n): 71227095276
• 28390083840 is an abundant number, because the sum of its proper divisors (71227095276) is greater than itself. Its abundance is 42837011436

Bases of 28390083840

• Binary: 11010011100001011100100110100000000₂
• Hexadecimal: 0x69C2E4D00
• Base-36: D1IQ0W0

Squares and roots of 28390083840

• 28390083840 squared (28390083840²) is 805996860442229145600
• 28390083840 cubed (28390083840³) is 22882318442731664920075567104000
• The square root of 28390083840 is 168493.5721029143
• The cube root of 28390083840 is 3050.6254684287

Scales and comparisons

• 28,390,083,840 seconds is equal to 902 years, 37 weeks, 1 day, 22 hours, 24 minutes.
• To count from 1 to 28,390,083,840 would take you about one thousand, eight hundred 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 28390083840 cubic inches would be around 254.2 feet tall.

Recreational maths with 28390083840

• 28390083840 backwards is 04838009382
• 28390083840 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28390083840's digits is 45
• More coming soon!