28631328

Names of 28631328

• Cardinal: 28631328 can be written as Twenty-eight million, six hundred thirty-one thousand, three hundred twenty-eight.

Scientific notation

• Scientific notation: 2.8631328 × 10⁷

Factors of 28631328

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1462

Divisors of 28631328

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 19 22 24 32 33 38 44 48 57 66 76 88 96 114 132 152 176 209 228 264 304 352 418 456 528 608 627 836 912 1056 1254 1427 1672 1824 2508 2854 3344 4281 5016 5708 6688 8562 10032 11416 15697 17124 20064 22832 27113 31394 34248 45664 47091 54226 62788 68496 81339 94182 108452 125576 136992 162678 188364 216904 251152 298243 325356 376728 433808 502304 596486 650712 753456 867616 894729 1192972 1301424 1506912 1789458 2385944 2602848 3578916 4771888 7157832 9543776 14315664 28631328
• Sum of all divisors σ(n): 86365440
• Sum of proper divisors (its aliquot sum) s(n): 57734112
• 28631328 is an abundant number, because the sum of its proper divisors (57734112) is greater than itself. Its abundance is 29102784

Bases of 28631328

• Binary: 1101101001110000100100000₂
• Hexadecimal: 0x1B4E120
• Base-36: H1O2O

Squares and roots of 28631328

• 28631328 squared (28631328²) is 819752943043584
• 28631328 cubed (28631328³) is 23470615391246171799552
• The square root of 28631328 is 5350.8249831217
• The cube root of 28631328 is 305.9241984055

Scales and comparisons

• 28,631,328 seconds is equal to 47 weeks, 2 days, 9 hours, 8 minutes, 48 seconds.
• To count from 1 to 28,631,328 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 28631328 cubic inches would be around 25.5 feet tall.

Recreational maths with 28631328

• 28631328 backwards is 82313682
• 28631328 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 28631328's digits is 33
• More coming soon!