28829808

Names of 28829808

• Cardinal: 28829808 can be written as Twenty-eight million, eight hundred twenty-nine thousand, eight hundred eight.

Scientific notation

• Scientific notation: 2.8829808 × 10⁷

Factors of 28829808

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 822

Divisors of 28829808

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 36 37 42 48 56 63 72 74 84 111 112 126 144 148 168 222 252 259 296 333 336 444 504 518 592 666 773 777 888 1008 1036 1332 1546 1554 1776 2072 2319 2331 2664 3092 3108 4144 4638 4662 5328 5411 6184 6216 6957 9276 9324 10822 12368 12432 13914 16233 18552 18648 21644 27828 28601 32466 37104 37296 43288 48699 55656 57202 64932 85803 86576 97398 111312 114404 129864 171606 194796 200207 228808 257409 259728 343212 389592 400414 457616 514818 600621 686424 779184 800828 1029636 1201242 1372848 1601656 1801863 2059272 2402484 3203312 3603726 4118544 4804968 7207452 9609936 14414904 28829808
• Sum of all divisors σ(n): 94824288
• Sum of proper divisors (its aliquot sum) s(n): 65994480
• 28829808 is an abundant number, because the sum of its proper divisors (65994480) is greater than itself. Its abundance is 37164672

Bases of 28829808

• Binary: 1101101111110100001110000₂
• Hexadecimal: 0x1B7E870
• Base-36: H5X80

Squares and roots of 28829808

• 28829808 squared (28829808²) is 831157829316864
• 28829808 cubed (28829808³) is 23962120636901960282112
• The square root of 28829808 is 5369.3396241997
• The cube root of 28829808 is 306.6294871961

Scales and comparisons

• 28,829,808 seconds is equal to 47 weeks, 4 days, 16 hours, 16 minutes, 48 seconds.
• To count from 1 to 28,829,808 would take you about nineteen 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 28829808 cubic inches would be around 25.6 feet tall.

Recreational maths with 28829808

• 28829808 backwards is 80892882
• The number of decimal digits it has is: 8
• The sum of 28829808's digits is 45
• More coming soon!