28998648

Names of 28998648

• Cardinal: 28998648 can be written as Twenty-eight million, nine hundred ninety-eight thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 2.8998648 × 10⁷

Factors of 28998648

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2143

Divisors of 28998648

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 36 42 54 56 63 72 81 84 108 126 162 168 189 216 243 252 324 378 486 504 567 648 756 972 1134 1512 1701 1944 2131 2268 3402 4262 4536 6393 6804 8524 12786 13608 14917 17048 19179 25572 29834 38358 44751 51144 57537 59668 76716 89502 115074 119336 134253 153432 172611 179004 230148 268506 345222 358008 402759 460296 517833 537012 690444 805518 1035666 1074024 1208277 1380888 1611036 2071332 2416554 3222072 3624831 4142664 4833108 7249662 9666216 14499324 28998648
• Sum of all divisors σ(n): 93125760
• Sum of proper divisors (its aliquot sum) s(n): 64127112
• 28998648 is an abundant number, because the sum of its proper divisors (64127112) is greater than itself. Its abundance is 35128464

Bases of 28998648

• Binary: 1101110100111101111111000₂
• Hexadecimal: 0x1BA7BF8
• Base-36: H9JI0

Squares and roots of 28998648

• 28998648 squared (28998648²) is 840921585827904
• 28998648 cubed (28998648³) is 24385589063025176673792
• The square root of 28998648 is 5385.0392756227
• The cube root of 28998648 is 307.2269080435

Scales and comparisons

• 28,998,648 seconds is equal to 47 weeks, 6 days, 15 hours, 10 minutes, 48 seconds.
• To count from 1 to 28,998,648 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 28998648 cubic inches would be around 25.6 feet tall.

Recreational maths with 28998648

• 28998648 backwards is 84689982
• 28998648 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 28998648's digits is 54
• More coming soon!