28390462464

Names of 28390462464

• Cardinal: 28390462464 can be written as Twenty-eight billion, three hundred ninety million, four hundred sixty-two thousand, four hundred sixty-four.

Scientific notation

• Scientific notation: 2.8390462464 × 10¹⁰

Factors of 28390462464

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 2543

Divisors of 28390462464

• Number of divisors d(n): 352
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 16 21 24 26 28 32 39 41 42 48 52 56 64 78 82 84 91 96 104 112 123 128 156 164 168 182 192 208 224 246 256 273 287 312 328 336 364 384 416 448 492 512 533 546 574 624 656 672 728 768 832 861 896 984 1024 1066 1092 1148 1248 1312 1344 1456 1536 1599 1664 1722 1792 1968 2132 2184 2296 2477 2496 2624 2688 2912 3072 3198 3328 3444 3584 3731 3936 4264 4368 4592 4954 4992 5248 5376 5824 6396 6656 6888 7168 7431 7462 7872 8528 8736 9184 9908 9984 10496 10752 11193 11648 12792 13312 13776 14862 14924 15744 17056 17339 17472 18368 19816 19968 20992 21504 22386 23296 25584 27552 29724 29848 31488 32201 34112 34678 34944 36736 39632 39936 41984 44772 46592 51168 52017 55104 59448 59696 62976 64402 68224 69356 69888 73472 79264 89544 93184 96603 101557 102336 104034 110208 118896 119392 125952 128804 136448 138712 139776 146944 158528 179088 193206 203114 204672 208068 220416 225407 237792 238784 257608 272896 277424 279552 293888 304671 317056 358176 386412 406228 409344 416136 440832 450814 475584 477568 515216 545792 554848 609342 634112 676221 710899 716352 772824 812456 818688 832272 881664 901628 951168 955136 1030432 1109696 1218684 1268224 1320241 1352442 1421798 1432704 1545648 1624912 1637376 1664544 1803256 1902336 1910272 2060864 2132697 2219392 2437368 2536448 2640482 2704884 2843596 2865408 3091296 3249824 3329088 3606512 3804672 3820544 3960723 4121728 4265394 4438784 4874736 5280964 5409768 5687192 5730816 6182592 6499648 6658176 7213024 7609344 7921446 8243456 8530788 8877568 9241687 9749472 10561928 10819536 11374384 11461632 12365184 12999296 13316352 14426048 15842892 16486912 17061576 17755136 18483374 19498944 21123856 21639072 22748768 24730368 25998592 26632704 27725061 28852096 31685784 32973824 34123152 36966748 38997888 42247712 43278144 45497536 49460736 51997184 53265408 55450122 57704192 63371568 68246304 73933496 77995776 84495424 86556288 90995072 98921472 103994368 110900244 115408384 126743136 136492608 147866992 155991552 168990848 173112576 181990144 221800488 230816768 253486272 272985216 295733984 311983104 337981696 346225152 363980288 443600976 506972544 545970432 591467968 675963392 692450304 727960576 887201952 1013945088 1091940864 1182935936 1351926784 1774403904 2027890176 2183881728 2365871872 3548807808 4055780352 4731743744 7097615616 9463487488 14195231232 28390462464
• Sum of all divisors σ(n): 95443520256
• Sum of proper divisors (its aliquot sum) s(n): 67053057792
• 28390462464 is an abundant number, because the sum of its proper divisors (67053057792) is greater than itself. Its abundance is 38662595328

Bases of 28390462464

• Binary: 11010011100001101000001010000000000₂
• Hexadecimal: 0x69C341400
• Base-36: D1IY51C

Squares and roots of 28390462464

• 28390462464 squared (28390462464²) is 806018358919792951296
• 28390462464 cubed (28390462464³) is 22883233964207261370420868153344
• The square root of 28390462464 is 168494.6956553825
• The cube root of 28390462464 is 3050.6390299113

Scales and comparisons

• 28,390,462,464 seconds is equal to 902 years, 37 weeks, 6 days, 7 hours, 34 minutes, 24 seconds.
• To count from 1 to 28,390,462,464 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 28390462464 cubic inches would be around 254.2 feet tall.

Recreational maths with 28390462464

• 28390462464 backwards is 46426409382
• 28390462464 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28390462464's digits is 48
• More coming soon!