28124838

Names of 28124838

• Cardinal: 28124838 can be written as Twenty-eight million, one hundred twenty-four thousand, eight hundred thirty-eight.

Scientific notation

• Scientific notation: 2.8124838 × 10⁷

Factors of 28124838

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 263

Divisors of 28124838

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 29 42 43 58 63 86 87 126 129 174 179 203 258 261 301 358 387 406 522 537 602 609 774 903 1074 1218 1247 1253 1611 1806 1827 2494 2506 2709 3222 3654 3741 3759 5191 5418 7482 7518 7697 8729 10382 11223 11277 15394 15573 17458 22446 22554 23091 26187 31146 36337 46182 46719 52374 53879 69273 72674 78561 93438 107758 109011 138546 157122 161637 218022 223213 323274 327033 446426 484911 654066 669639 969822 1339278 1562491 2008917 3124982 4017834 4687473 9374946 14062419 28124838
• Sum of all divisors σ(n): 74131200
• Sum of proper divisors (its aliquot sum) s(n): 46006362
• 28124838 is an abundant number, because the sum of its proper divisors (46006362) is greater than itself. Its abundance is 17881524

Bases of 28124838

• Binary: 1101011010010011010100110₂
• Hexadecimal: 0x1AD26A6
• Base-36: GQT9I

Squares and roots of 28124838

• 28124838 squared (28124838²) is 791006512526244
• 28124838 cubed (28124838³) is 22246930021745583248472
• The square root of 28124838 is 5303.2855853707
• The cube root of 28124838 is 304.1095158861

Scales and comparisons

• 28,124,838 seconds is equal to 46 weeks, 3 days, 12 hours, 27 minutes, 18 seconds.
• To count from 1 to 28,124,838 would take you about seventeen 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 28124838 cubic inches would be around 25.3 feet tall.

Recreational maths with 28124838

• 28124838 backwards is 83842182
• The number of decimal digits it has is: 8
• The sum of 28124838's digits is 36
• More coming soon!