42707028

Names of 42707028

• Cardinal: 42707028 can be written as Forty-two million, seven hundred seven thousand and twenty-eight.

Scientific notation

• Scientific notation: 4.2707028 × 10⁷

Factors of 42707028

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 213

Divisors of 42707028

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 12 13 14 21 26 28 37 39 42 49 52 74 78 84 91 98 111 147 148 151 156 182 196 222 259 273 294 302 364 444 453 481 518 546 588 604 637 777 906 962 1036 1057 1092 1274 1443 1554 1812 1813 1911 1924 1963 2114 2548 2886 3108 3171 3367 3626 3822 3926 4228 5439 5587 5772 5889 6342 6734 7252 7399 7644 7852 10101 10878 11174 11778 12684 13468 13741 14798 16761 20202 21756 22197 22348 23556 23569 27482 29596 33522 39109 40404 41223 44394 47138 54964 67044 70707 72631 78218 82446 88788 94276 96187 117327 141414 145262 156436 164892 192374 217893 234654 273763 282828 288561 290524 384748 435786 469308 508417 547526 577122 821289 871572 1016834 1095052 1154244 1525251 1642578 2033668 3050502 3285156 3558919 6101004 7117838 10676757 14235676 21353514 42707028
• Sum of all divisors σ(n): 129058944
• Sum of proper divisors (its aliquot sum) s(n): 86351916
• 42707028 is an abundant number, because the sum of its proper divisors (86351916) is greater than itself. Its abundance is 43644888

Bases of 42707028

• Binary: 10100010111010100001010100₂
• Hexadecimal: 0x28BA854
• Base-36: PFCYC

Squares and roots of 42707028

• 42707028 squared (42707028²) is 1823890240592784
• 42707028 cubed (42707028³) is 77892931573922762885952
• The square root of 42707028 is 6535.0614381197
• The cube root of 42707028 is 349.5423351453

Scales and comparisons

• 42,707,028 seconds is equal to 1 year, 18 weeks, 4 days, 7 hours, 3 minutes, 48 seconds.
• To count from 1 to 42,707,028 would take you about two years!

  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 42707028 cubic inches would be around 29.1 feet tall.

Recreational maths with 42707028

• 42707028 backwards is 82070724
• The number of decimal digits it has is: 8
• The sum of 42707028's digits is 30
• More coming soon!