28289016

Names of 28289016

• Cardinal: 28289016 can be written as Twenty-eight million, two hundred eighty-nine thousand and sixteen.

Scientific notation

• Scientific notation: 2.8289016 × 10⁷

Factors of 28289016

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 90

Divisors of 28289016

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 28 36 37 41 42 56 63 72 74 82 84 111 123 126 148 164 168 222 246 252 259 287 296 328 333 369 444 492 504 518 574 666 738 777 861 888 984 1036 1148 1332 1369 1476 1517 1554 1722 2072 2296 2331 2583 2664 2738 2952 3034 3108 3444 4107 4551 4662 5166 5476 6068 6216 6888 8214 9102 9324 9583 10332 10619 10952 12136 12321 13653 16428 18204 18648 19166 20664 21238 24642 27306 28749 31857 32856 36408 38332 42476 49284 54612 56129 57498 63714 76664 84952 86247 95571 98568 109224 112258 114996 127428 168387 172494 191142 224516 229992 254856 336774 344988 382284 392903 449032 505161 673548 689976 764568 785806 1010322 1178709 1347096 1571612 2020644 2357418 3143224 3536127 4041288 4714836 7072254 9429672 14144508 28289016
• Sum of all divisors σ(n): 92186640
• Sum of proper divisors (its aliquot sum) s(n): 63897624
• 28289016 is an abundant number, because the sum of its proper divisors (63897624) is greater than itself. Its abundance is 35608608

Bases of 28289016

• Binary: 1101011111010011111111000₂
• Hexadecimal: 0x1AFA7F8
• Base-36: GUBY0

Squares and roots of 28289016

• 28289016 squared (28289016²) is 800268426248256
• 28289016 cubed (28289016³) is 22638806314431733956096
• The square root of 28289016 is 5318.7419565157
• The cube root of 28289016 is 304.7001119355

Scales and comparisons

• 28,289,016 seconds is equal to 46 weeks, 5 days, 10 hours, 3 minutes, 36 seconds.
• To count from 1 to 28,289,016 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 28289016 cubic inches would be around 25.4 feet tall.

Recreational maths with 28289016

• 28289016 backwards is 61098282
• 28289016 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 28289016's digits is 36
• More coming soon!