28398832

Names of 28398832

• Cardinal: 28398832 can be written as Twenty-eight million, three hundred ninety-eight thousand, eight hundred thirty-two.

Scientific notation

• Scientific notation: 2.8398832 × 10⁷

Factors of 28398832

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 146

Divisors of 28398832

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 7 8 11 14 16 22 28 37 44 49 56 74 77 88 89 98 112 148 154 176 178 196 259 296 308 356 392 407 518 539 592 616 623 712 784 814 979 1036 1078 1232 1246 1424 1628 1813 1958 2072 2156 2492 2849 3256 3293 3626 3916 4144 4312 4361 4984 5698 6512 6586 6853 7252 7832 8624 8722 9968 11396 13172 13706 14504 15664 17444 19943 22792 23051 26344 27412 29008 34888 36223 39886 45584 46102 47971 52688 54824 69776 72446 79772 92204 95942 109648 144892 159544 161357 184408 191884 253561 289784 319088 322714 368816 383768 507122 579568 645428 767536 1014244 1290856 1774927 2028488 2581712 3549854 4056976 7099708 14199416 28398832
• Sum of all divisors σ(n): 72517680
• Sum of proper divisors (its aliquot sum) s(n): 44118848
• 28398832 is an abundant number, because the sum of its proper divisors (44118848) is greater than itself. Its abundance is 15720016

Bases of 28398832

• Binary: 1101100010101010011110000₂
• Hexadecimal: 0x1B154F0
• Base-36: GWOOG

Squares and roots of 28398832

• 28398832 squared (28398832²) is 806493658964224
• 28398832 cubed (28398832³) is 22903477929990291386368
• The square root of 28398832 is 5329.0554510157
• The cube root of 28398832 is 305.0938777577

Scales and comparisons

• 28,398,832 seconds is equal to 46 weeks, 6 days, 16 hours, 33 minutes, 52 seconds.
• To count from 1 to 28,398,832 would take you about eighteen weeks!

  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 28398832 cubic inches would be around 25.4 feet tall.

Recreational maths with 28398832

• 28398832 backwards is 23889382
• The number of decimal digits it has is: 8
• The sum of 28398832's digits is 43
• More coming soon!