28430208

Names of 28430208

• Cardinal: 28430208 can be written as Twenty-eight million, four hundred thirty thousand, two hundred eight.

Scientific notation

• Scientific notation: 2.8430208 × 10⁷

Factors of 28430208

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 94

Divisors of 28430208

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 23 24 29 32 36 37 46 48 58 64 69 72 74 87 92 96 111 116 128 138 144 148 174 184 192 207 222 232 261 276 288 296 333 348 368 384 414 444 464 522 552 576 592 666 667 696 736 828 851 888 928 1044 1073 1104 1152 1184 1332 1334 1392 1472 1656 1702 1776 1856 2001 2088 2146 2208 2368 2553 2664 2668 2784 2944 3219 3312 3404 3552 3712 4002 4176 4292 4416 4736 5106 5328 5336 5568 6003 6438 6624 6808 7104 7659 8004 8352 8584 8832 9657 10212 10656 10672 11136 12006 12876 13248 13616 14208 15318 16008 16704 17168 19314 20424 21312 21344 24012 24679 25752 26496 27232 30636 32016 33408 34336 38628 40848 42624 42688 48024 49358 51504 54464 61272 64032 68672 74037 77256 81696 85376 96048 98716 103008 108928 122544 128064 137344 148074 154512 163392 192096 197432 206016 222111 245088 256128 296148 309024 326784 384192 394864 412032 444222 490176 592296 618048 768384 789728 888444 980352 1184592 1236096 1579456 1776888 2369184 3158912 3553776 4738368 7107552 9476736 14215104 28430208
• Sum of all divisors σ(n): 90698400
• Sum of proper divisors (its aliquot sum) s(n): 62268192
• 28430208 is an abundant number, because the sum of its proper divisors (62268192) is greater than itself. Its abundance is 33837984

Bases of 28430208

• Binary: 1101100011100111110000000₂
• Hexadecimal: 0x1B1CF80
• Base-36: GXCW0

Squares and roots of 28430208

• 28430208 squared (28430208²) is 808276726923264
• 28430208 cubed (28430208³) is 22979475467987595558912
• The square root of 28430208 is 5331.9984996247
• The cube root of 28430208 is 305.2061957841

Scales and comparisons

• 28,430,208 seconds is equal to 47 weeks, 1 hour, 16 minutes, 48 seconds.
• To count from 1 to 28,430,208 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 28430208 cubic inches would be around 25.4 feet tall.

Recreational maths with 28430208

• 28430208 backwards is 80203482
• The number of decimal digits it has is: 8
• The sum of 28430208's digits is 27
• More coming soon!