28708064

Names of 28708064

• Cardinal: 28708064 can be written as Twenty-eight million, seven hundred eight thousand and sixty-four.

Scientific notation

• Scientific notation: 2.8708064 × 10⁷

Factors of 28708064

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 272

Divisors of 28708064

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 7 8 11 14 16 22 28 32 44 56 61 77 88 112 122 154 176 191 224 244 308 352 382 427 488 616 671 764 854 976 1232 1337 1342 1528 1708 1952 2101 2464 2674 2684 3056 3416 4202 4697 5348 5368 6112 6832 8404 9394 10696 10736 11651 13664 14707 16808 18788 21392 21472 23302 29414 33616 37576 42784 46604 58828 67232 75152 81557 93208 117656 128161 150304 163114 186416 235312 256322 326228 372832 470624 512644 652456 897127 1025288 1304912 1794254 2050576 2609824 3588508 4101152 7177016 14354032 28708064
• Sum of all divisors σ(n): 71995392
• Sum of proper divisors (its aliquot sum) s(n): 43287328
• 28708064 is an abundant number, because the sum of its proper divisors (43287328) is greater than itself. Its abundance is 14579264

Bases of 28708064

• Binary: 1101101100000110011100000₂
• Hexadecimal: 0x1B60CE0
• Base-36: H3BA8

Squares and roots of 28708064

• 28708064 squared (28708064²) is 824152938628096
• 28708064 cubed (28708064³) is 23659835307923452166144
• The square root of 28708064 is 5357.9906681515
• The cube root of 28708064 is 306.1972612781

Scales and comparisons

• 28,708,064 seconds is equal to 47 weeks, 3 days, 6 hours, 27 minutes, 44 seconds.
• To count from 1 to 28,708,064 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 28708064 cubic inches would be around 25.5 feet tall.

Recreational maths with 28708064

• 28708064 backwards is 46080782
• The number of decimal digits it has is: 8
• The sum of 28708064's digits is 35
• More coming soon!