28993892928

Names of 28993892928

• Cardinal: 28993892928 can be written as Twenty-eight billion, nine hundred ninety-three million, eight hundred ninety-two thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 2.8993892928 × 10¹⁰

Factors of 28993892928

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 880

Divisors of 28993892928

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 13 14 16 21 22 24 26 28 32 33 39 42 44 48 52 56 64 66 77 78 84 88 91 96 104 112 132 143 154 156 168 176 182 192 208 224 231 257 264 273 286 308 312 336 352 364 416 429 448 462 514 528 546 572 587 616 624 672 704 728 771 832 858 924 1001 1028 1056 1092 1144 1174 1232 1248 1344 1456 1542 1716 1761 1799 1848 2002 2056 2112 2184 2288 2348 2464 2496 2827 2912 3003 3084 3341 3432 3522 3598 3696 4004 4109 4112 4368 4576 4696 4928 5397 5654 5824 6006 6168 6457 6682 6864 7044 7196 7392 7631 8008 8218 8224 8481 8736 9152 9392 10023 10794 11308 12012 12327 12336 12914 13364 13728 14088 14392 14784 15262 16016 16436 16448 16962 17472 18784 19371 19789 20046 21588 22616 22893 23387 24024 24654 24672 25828 26728 27456 28176 28784 30524 32032 32872 33924 36751 37568 38742 39578 40092 43176 45199 45232 45786 46774 48048 49308 49344 51656 53417 53456 56352 57568 59367 61048 64064 65744 67848 70161 73502 77484 79156 80184 83941 86352 90398 90464 91572 93548 96096 98616 103312 106834 106912 110253 112704 115136 118734 122096 131488 135597 135696 140322 147004 150859 154968 158312 160251 160368 167882 172704 180796 180928 183144 187096 192192 197232 206624 213668 213824 220506 237468 244192 251823 257257 262976 271194 271392 280644 294008 301718 309936 316624 320502 320736 335764 345408 361592 366288 374192 394464 413248 427336 441012 452577 474936 488384 503646 514514 542388 542784 561288 587587 588016 603436 619872 633248 641004 641472 671528 723184 732576 748384 771771 788928 854672 882024 905154 949872 1007292 1029028 1056013 1084776 1122576 1175174 1176032 1206872 1239744 1266496 1282008 1343056 1446368 1465152 1496768 1543542 1659449 1709344 1762761 1764048 1810308 1899744 1961167 2014584 2058056 2112026 2169552 2245152 2350348 2352064 2413744 2564016 2686112 2892736 3087084 3168039 3318898 3418688 3525522 3528096 3620616 3799488 3922334 4029168 4116112 4224052 4339104 4490304 4700696 4827488 4978347 5128032 5372224 5883501 6174168 6336078 6637796 7051044 7056192 7241232 7844668 8058336 8232224 8448104 8678208 9401392 9654976 9956694 10256064 11616143 11767002 12348336 12672156 13275592 13728169 14102088 14482464 15689336 16116672 16464448 16896208 18802784 19913388 21572837 23232286 23534004 24696672 25344312 26551184 27456338 28204176 28964928 31378672 33792416 34848429 37605568 39826776 41184507 43145674 46464572 47068008 49393344 50688624 53102368 54912676 56408352 62757344 64718511 67584832 69696858 79653552 82369014 86291348 92929144 94136016 101377248 106204736 109825352 112816704 125514688 129437022 139393716 151009859 159307104 164738028 172582696 185858288 188272032 202754496 219650704 258874044 278787432 302019718 318614208 329476056 345165392 371716576 376544064 439301408 453029577 517748088 557574864 604039436 658952112 690330784 743433152 878602816 906059154 1035496176 1115149728 1208078872 1317904224 1380661568 1812118308 2070992352 2230299456 2416157744 2635808448 3624236616 4141984704 4832315488 7248473232 9664630976 14496946464 28993892928
• Sum of all divisors σ(n): 103576209408
• Sum of proper divisors (its aliquot sum) s(n): 74582316480
• 28993892928 is an abundant number, because the sum of its proper divisors (74582316480) is greater than itself. Its abundance is 45588423552

Bases of 28993892928

• Binary: 11011000000001010111011001001000000₂
• Hexadecimal: 0x6C02BB240
• Base-36: DBI7QYO

Squares and roots of 28993892928

• 28993892928 squared (28993892928²) is 840645827120328413184
• 28993892928 cubed (28993892928³) is 24373595101896800584053039562752
• The square root of 28993892928 is 170275.9317343471
• The cube root of 28993892928 is 3072.1011454871

Scales and comparisons

• 28,993,892,928 seconds is equal to 921 years, 47 weeks, 4 days, 11 hours, 8 minutes, 48 seconds.
• To count from 1 to 28,993,892,928 would take you about one thousand, eight hundred forty-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 28993892928 cubic inches would be around 256 feet tall.

Recreational maths with 28993892928

• 28993892928 backwards is 82929839982
• The number of decimal digits it has is: 11
• The sum of 28993892928's digits is 69
• More coming soon!