28199388672

Names of 28199388672

• Cardinal: 28199388672 can be written as Twenty-eight billion, one hundred ninety-nine million, three hundred eighty-eight thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 2.8199388672 × 10¹⁰

Factors of 28199388672

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 764

Divisors of 28199388672

• Number of divisors d(n): 540
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 28 32 36 39 42 48 49 52 56 63 64 72 78 84 91 96 98 104 112 117 126 128 144 147 156 168 169 182 192 196 208 224 234 252 256 273 288 294 312 336 338 364 384 392 416 441 448 468 504 507 512 546 576 588 624 637 672 676 728 739 768 784 819 832 882 896 936 1008 1014 1092 1152 1176 1183 1248 1274 1344 1352 1456 1478 1521 1536 1568 1638 1664 1764 1792 1872 1911 2016 2028 2184 2217 2304 2352 2366 2496 2548 2688 2704 2912 2956 3042 3136 3276 3328 3528 3549 3584 3744 3822 4032 4056 4368 4434 4608 4704 4732 4992 5096 5173 5376 5408 5733 5824 5912 6084 6272 6552 6651 6656 7056 7098 7488 7644 8064 8112 8281 8736 8868 9408 9464 9607 9984 10192 10346 10647 10752 10816 11466 11648 11824 12168 12544 13104 13302 14112 14196 14976 15288 15519 16128 16224 16562 17472 17736 18816 18928 19214 19968 20384 20692 21294 21632 22932 23296 23648 24336 24843 25088 26208 26604 28224 28392 28821 29952 30576 31038 32256 32448 33124 34944 35472 36211 37632 37856 38428 40768 41384 42588 43264 45864 46557 46592 47296 48672 49686 52416 53208 56448 56784 57642 59904 61152 62076 64896 66248 67249 69888 70944 72422 74529 75264 75712 76856 81536 82768 85176 86463 86528 91728 93114 94592 97344 99372 104832 106416 108633 112896 113568 115284 122304 124152 124891 129792 132496 134498 139776 141888 144844 149058 151424 153712 163072 165536 170352 172926 183456 186228 189184 194688 198744 201747 209664 212832 217266 225792 227136 230568 244608 248304 249782 259584 264992 268996 283776 289688 298116 302848 307424 325899 326144 331072 340704 345852 366912 372456 374673 378368 389376 397488 403494 419328 425664 434532 454272 461136 470743 489216 496608 499564 529984 537992 567552 579376 596232 605241 605696 614848 651798 662144 681408 691704 733824 744912 749346 778752 794976 806988 851328 869064 874237 908544 922272 941486 978432 993216 999128 1059968 1075984 1124019 1135104 1158752 1192464 1210482 1229696 1303596 1324288 1362816 1383408 1412229 1467648 1489824 1498692 1589952 1613976 1702656 1738128 1748474 1817088 1844544 1882972 1986432 1998256 2119936 2151968 2248038 2317504 2384928 2420964 2459392 2607192 2622711 2648576 2725632 2766816 2824458 2935296 2979648 2997384 3179904 3227952 3405312 3476256 3496948 3689088 3765944 3972864 3996512 4236687 4239872 4303936 4496076 4635008 4769856 4841928 4918784 5214384 5245422 5451264 5533632 5648916 5959296 5994768 6119659 6359808 6455904 6952512 6993896 7378176 7531888 7868133 7945728 7993024 8473374 8607872 8992152 9270016 9539712 9683856 10428768 10490844 11067264 11297832 11918592 11989536 12239318 12719616 12911808 13905024 13987792 14756352 15063776 15736266 15986048 16946748 17215744 17984304 18358977 18540032 19079424 19367712 20857536 20981688 22134528 22595664 23837184 23979072 24478636 25823616 27810048 27975584 30127552 31472532 31972096 33893496 34431488 35968608 36717954 38158848 38735424 41715072 41963376 44269056 45191328 47958144 48957272 51647232 55076931 55620096 55951168 60255104 62945064 63944192 67786992 71937216 73435908 77470848 83430144 83926752 90382656 95916288 97914544 103294464 110153862 111902336 120510208 125890128 135573984 143874432 146871816 154941696 166860288 167853504 180765312 191832576 195829088 220307724 223804672 241020416 251780256 271147968 287748864 293743632 309883392 335707008 361530624 391658176 440615448 447609344 503560512 542295936 575497728 587487264 671414016 723061248 783316352 881230896 1007121024 1084591872 1174974528 1342828032 1566632704 1762461792 2014242048 2169183744 2349949056 3133265408 3524923584 4028484096 4699898112 7049847168 9399796224 14099694336 28199388672
• Sum of all divisors σ(n): 102654183060
• Sum of proper divisors (its aliquot sum) s(n): 74454794388
• 28199388672 is an abundant number, because the sum of its proper divisors (74454794388) is greater than itself. Its abundance is 46255405716

Bases of 28199388672

• Binary: 11010010000110100001000011000000000₂
• Hexadecimal: 0x690D08600
• Base-36: CYD6RK0

Squares and roots of 28199388672

• 28199388672 squared (28199388672²) is 795205521474521923584
• 28199388672 cubed (28199388672³) is 22424309574180486268530299240448
• The square root of 28199388672 is 167926.7360249701
• The cube root of 28199388672 is 3043.7798044085

Scales and comparisons

• 28,199,388,672 seconds is equal to 896 years, 33 weeks, 6 days, 19 hours, 31 minutes, 12 seconds.
• To count from 1 to 28,199,388,672 would take you about one thousand, seven hundred ninety-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 28199388672 cubic inches would be around 253.6 feet tall.

Recreational maths with 28199388672

• 28199388672 backwards is 27688399182
• 28199388672 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28199388672's digits is 63
• More coming soon!