28868448

Names of 28868448

• Cardinal: 28868448 can be written as Twenty-eight million, eight hundred sixty-eight thousand, four hundred forty-eight.

Scientific notation

• Scientific notation: 2.8868448 × 10⁷

Factors of 28868448

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 48

Divisors of 28868448

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 17 19 21 24 28 32 34 38 42 48 49 51 56 57 68 76 84 96 98 102 112 114 119 133 136 147 152 168 196 204 224 228 238 266 272 294 304 323 336 357 361 392 399 408 456 476 532 544 588 608 646 672 714 722 784 798 816 833 912 931 952 969 1064 1083 1176 1292 1428 1444 1568 1596 1632 1666 1824 1862 1904 1938 2128 2166 2261 2352 2499 2527 2584 2793 2856 2888 3192 3332 3724 3808 3876 4256 4332 4522 4704 4998 5054 5168 5586 5712 5776 6137 6384 6664 6783 7448 7581 7752 8664 9044 9996 10108 10336 11172 11424 11552 12274 12768 13328 13566 14896 15162 15504 15827 17328 17689 18088 18411 19992 20216 22344 24548 26656 27132 29792 30324 31008 31654 34656 35378 36176 36822 39984 40432 42959 44688 47481 49096 53067 54264 60648 63308 70756 72352 73644 79968 80864 85918 89376 94962 98192 106134 108528 121296 126616 128877 141512 147288 171836 189924 196384 212268 217056 242592 253232 257754 283024 294576 300713 343672 379848 424536 506464 515508 566048 589152 601426 687344 759696 849072 902139 1031016 1202852 1374688 1519392 1698144 1804278 2062032 2405704 3608556 4124064 4811408 7217112 9622816 14434224 28868448
• Sum of all divisors σ(n): 98508312
• Sum of proper divisors (its aliquot sum) s(n): 69639864
• 28868448 is an abundant number, because the sum of its proper divisors (69639864) is greater than itself. Its abundance is 40771416

Bases of 28868448

• Binary: 1101110000111111101100000₂
• Hexadecimal: 0x1B87F60
• Base-36: H6R1C

Squares and roots of 28868448

• 28868448 squared (28868448²) is 833387289928704
• 28868448 cubed (28868448³) is 24058597643167715131392
• The square root of 28868448 is 5372.9366272087
• The cube root of 28868448 is 306.7664157763

Scales and comparisons

• 28,868,448 seconds is equal to 47 weeks, 5 days, 3 hours, 48 seconds.
• To count from 1 to 28,868,448 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 28868448 cubic inches would be around 25.6 feet tall.

Recreational maths with 28868448

• 28868448 backwards is 84486882
• 28868448 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 28868448's digits is 48
• More coming soon!