28857088

Names of 28857088

• Cardinal: 28857088 can be written as Twenty-eight million, eight hundred fifty-seven thousand and eighty-eight.

Scientific notation

• Scientific notation: 2.8857088 × 10⁷

Factors of 28857088

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 67

Divisors of 28857088

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 4 8 13 16 23 26 29 32 46 52 58 64 92 104 116 128 169 184 208 232 256 299 338 368 377 416 464 598 667 676 736 754 832 928 1196 1334 1352 1472 1508 1664 1856 2392 2668 2704 2944 3016 3328 3712 3887 4784 4901 5336 5408 5888 6032 7424 7774 8671 9568 9802 10672 10816 12064 15548 17342 19136 19604 21344 21632 24128 31096 34684 38272 39208 42688 43264 48256 62192 69368 76544 78416 85376 96512 112723 124384 138736 156832 170752 225446 248768 277472 313664 450892 497536 554944 627328 901784 995072 1109888 1254656 1803568 2219776 3607136 7214272 14428544 28857088
• Sum of all divisors σ(n): 67329360
• Sum of proper divisors (its aliquot sum) s(n): 38472272
• 28857088 is an abundant number, because the sum of its proper divisors (38472272) is greater than itself. Its abundance is 9615184

Bases of 28857088

• Binary: 1101110000101001100000000₂
• Hexadecimal: 0x1B85300
• Base-36: H6I9S

Squares and roots of 28857088

• 28857088 squared (28857088²) is 832731527839744
• 28857088 cubed (28857088³) is 24030206979245942505472
• The square root of 28857088 is 5371.8793731803
• The cube root of 28857088 is 306.7261720277

Scales and comparisons

• 28,857,088 seconds is equal to 47 weeks, 4 days, 23 hours, 51 minutes, 28 seconds.
• To count from 1 to 28,857,088 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 28857088 cubic inches would be around 25.6 feet tall.

Recreational maths with 28857088

• 28857088 backwards is 88075882
• 28857088 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 28857088's digits is 46
• More coming soon!