28013189904

Names of 28013189904

• Cardinal: 28013189904 can be written as Twenty-eight billion, thirteen million, one hundred eighty-nine thousand, nine hundred four.

Scientific notation

• Scientific notation: 2.8013189904 × 10¹⁰

Factors of 28013189904

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 481

Divisors of 28013189904

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 19 21 24 27 28 36 38 42 48 54 56 57 63 67 72 76 84 108 112 114 126 133 134 144 152 168 171 189 201 216 228 252 266 268 304 336 342 361 378 383 399 402 432 456 469 504 513 532 536 603 684 722 756 766 798 804 912 938 1008 1026 1064 1072 1083 1149 1197 1206 1273 1368 1407 1444 1512 1532 1596 1608 1809 1876 2052 2128 2166 2298 2394 2412 2527 2546 2681 2736 2814 2888 3024 3064 3192 3216 3249 3447 3591 3618 3752 3819 4104 4221 4332 4596 4788 4824 5054 5092 5362 5628 5776 6128 6384 6498 6894 7182 7236 7277 7504 7581 7638 8043 8208 8442 8664 8911 9192 9576 9648 9747 10108 10184 10341 10724 11256 11457 12663 12996 13788 14364 14472 14554 15162 15276 16086 16884 17328 17822 18384 19152 19494 20216 20368 20682 21448 21831 22512 22743 22914 24129 24187 25326 25661 25992 26733 27576 28728 28944 29108 30324 30552 32172 33768 34371 35644 38988 40432 41364 42896 43662 45486 45828 48258 48374 50652 50939 51322 51984 53466 55152 57456 58216 60648 61104 64344 65493 67536 68229 68742 71288 72387 72561 76983 77976 80199 82728 87324 90972 91656 96516 96748 101304 101878 102644 106932 116432 121296 128688 130986 136458 137484 138263 142576 144774 145122 152817 153966 155952 160398 165456 169309 174648 179627 181944 183312 193032 193496 196479 202608 203756 205288 213864 217683 230949 240597 261972 272916 274968 276526 289548 290244 305634 307932 320796 338618 349296 359254 363888 386064 386992 392958 407512 410576 414789 427728 435366 458451 461898 481194 487559 507927 523944 538881 545832 549936 553052 579096 580488 611268 615864 641592 653049 677236 692847 718508 785916 815024 829578 870732 916902 923796 962388 967841 975118 1015854 1047888 1077762 1091664 1106104 1158192 1160976 1222536 1231728 1244367 1283184 1306098 1354472 1375353 1385694 1437016 1462677 1523781 1571832 1616643 1659156 1741464 1833804 1847592 1924776 1935682 1950236 2031708 2155524 2212208 2445072 2488734 2612196 2708944 2750706 2771388 2874032 2903523 2925354 3047562 3143664 3233286 3318312 3412913 3482928 3667608 3695184 3733101 3849552 3871364 3900472 4063416 4311048 4388031 4571343 4849929 4977468 5224392 5501412 5542776 5807046 5850708 6095124 6466572 6636624 6825826 7335216 7466202 7742728 7800944 8126832 8622096 8710569 8776062 9142686 9263621 9699858 9954936 10238739 10448784 11002824 11085552 11614092 11701416 12190248 12933144 13164093 13651652 14932404 15485456 17421138 17552124 18285372 18527242 19399716 19909872 20477478 22005648 23228184 23402832 24380496 25866288 26131707 26328186 27303304 27790863 29864808 30716217 34842276 35104248 36570744 37054484 38799432 40954956 46456368 52263414 52656372 54606608 55581726 59729616 61432434 64845347 69684552 70208496 73141488 74108968 77598864 81909912 83372589 92148651 104526828 105312744 111163452 122864868 129690694 139369104 148217936 163819824 166745178 184297302 194536041 209053656 210625488 222326904 245729736 250117767 259381388 333490356 368594604 389072082 418107312 444653808 491459472 500235534 518762776 583608123 666980712 737189208 778144164 1000471068 1037525552 1167216246 1333961424 1474378416 1556288328 1750824369 2000942136 2334432492 3112576656 3501648738 4001884272 4668864984 7003297476 9337729968 14006594952 28013189904
• Sum of all divisors σ(n): 98690826240
• Sum of proper divisors (its aliquot sum) s(n): 70677636336
• 28013189904 is an abundant number, because the sum of its proper divisors (70677636336) is greater than itself. Its abundance is 42664446432

Bases of 28013189904

• Binary: 11010000101101101110101101100010000₂
• Hexadecimal: 0x685B75B10
• Base-36: CVABVO0

Squares and roots of 28013189904

• 28013189904 squared (28013189904²) is 784738808597567529216
• 28013189904 cubed (28013189904³) is 21983037270282367108391876235264
• The square root of 28013189904 is 167371.4130429687
• The cube root of 28013189904 is 3037.0657103227

Scales and comparisons

• 28,013,189,904 seconds is equal to 890 years, 38 weeks, 17 hours, 38 minutes, 24 seconds.
• To count from 1 to 28,013,189,904 would take you about one thousand, seven hundred eighty-one 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 28013189904 cubic inches would be around 253.1 feet tall.

Recreational maths with 28013189904

• 28013189904 backwards is 40998131082
• The number of decimal digits it has is: 11
• The sum of 28013189904's digits is 45
• More coming soon!