6405143808

Names of 6405143808

• Cardinal: 6405143808 can be written as Six billion, four hundred five million, one hundred forty-three thousand, eight hundred eight.

Scientific notation

• Scientific notation: 6.405143808 × 10⁹

Factors of 6405143808

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 963

Divisors of 6405143808

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 19 21 24 28 32 38 42 48 56 57 64 73 76 84 96 112 114 128 133 146 152 168 192 219 224 228 256 266 292 304 336 384 399 438 448 456 511 532 584 608 672 768 798 859 876 896 912 1022 1064 1168 1216 1344 1387 1533 1596 1718 1752 1792 1824 2044 2128 2336 2432 2577 2688 2774 3066 3192 3436 3504 3648 4088 4161 4256 4672 4864 5154 5376 5548 6013 6132 6384 6872 7008 7296 8176 8322 8512 9344 9709 10308 11096 12026 12264 12768 13744 14016 14592 16321 16352 16644 17024 18039 18688 19418 20616 22192 24052 24528 25536 27488 28032 29127 32642 32704 33288 34048 36078 38836 41232 44384 48104 48963 49056 51072 54976 56064 58254 62707 65284 65408 66576 72156 77672 82464 88768 96208 97926 98112 102144 109952 114247 116508 125414 130568 130816 133152 144312 155344 164928 177536 188121 192416 195852 196224 219904 228494 233016 250828 261136 266304 288624 310688 329856 342741 355072 376242 384832 391704 392448 438949 456988 466032 501656 522272 532608 577248 621376 659712 685482 752484 769664 783408 877898 913976 932064 1003312 1044544 1065216 1154496 1191433 1242752 1316847 1370964 1504968 1539328 1566816 1755796 1827952 1864128 2006624 2089088 2308992 2382866 2485504 2633694 2741928 3009936 3133632 3511592 3574299 3655904 3728256 4013248 4178176 4617984 4765732 5267388 5483856 6019872 6267264 7023184 7148598 7311808 7456512 8026496 8340031 9531464 10534776 10967712 12039744 12534528 14046368 14297196 14623616 16052992 16680062 19062928 21069552 21935424 24079488 25020093 28092736 28594392 29247232 33360124 38125856 42139104 43870848 48158976 50040186 56185472 57188784 66720248 76251712 84278208 87741696 100080372 112370944 114377568 133440496 152503424 168556416 200160744 228755136 266880992 305006848 337112832 400321488 457510272 533761984 800642976 915020544 1067523968 1601285952 2135047936 3202571904 6405143808
• Sum of all divisors σ(n): 20812825600
• Sum of proper divisors (its aliquot sum) s(n): 14407681792
• 6405143808 is an abundant number, because the sum of its proper divisors (14407681792) is greater than itself. Its abundance is 8002537984

Bases of 6405143808

• Binary: 101111101110001101011110100000000₂
• Hexadecimal: 0x17DC6BD00
• Base-36: 2XXGGLC

Squares and roots of 6405143808

• 6405143808 squared (6405143808²) is 41025867201160740864
• 6405143808 cubed (6405143808³) is 262776579271345009757742170112
• The square root of 6405143808 is 80032.1423429361
• The cube root of 6405143808 is 1857.1328052835

Scales and comparisons

• 6,405,143,808 seconds is equal to 203 years, 34 weeks, 3 days, 14 hours, 36 minutes, 48 seconds.
• To count from 1 to 6,405,143,808 would take you about four hundred seven 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 6405143808 cubic inches would be around 154.8 feet tall.

Recreational maths with 6405143808

• 6405143808 backwards is 8083415046
• The number of decimal digits it has is: 10
• The sum of 6405143808's digits is 39
• More coming soon!