40531428

Names of 40531428

• Cardinal: 40531428 can be written as Forty million, five hundred thirty-one thousand, four hundred twenty-eight.

Scientific notation

• Scientific notation: 4.0531428 × 10⁷

Factors of 40531428

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 72

Divisors of 40531428

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 23 27 28 36 37 42 46 49 54 63 69 74 81 84 92 98 108 111 126 138 147 148 161 162 189 196 207 222 243 252 259 276 294 322 324 333 378 414 441 444 483 486 518 567 588 621 644 666 756 777 828 851 882 966 972 999 1036 1127 1134 1242 1323 1332 1449 1554 1701 1702 1764 1813 1863 1932 1998 2254 2268 2331 2484 2553 2646 2898 2997 3108 3381 3402 3404 3626 3726 3969 3996 4347 4508 4662 5106 5292 5439 5589 5796 5957 5994 6762 6804 6993 7252 7452 7659 7938 8694 8991 9324 10143 10212 10878 11178 11907 11914 11988 13041 13524 13986 15318 15876 16317 17388 17871 17982 20286 20979 21756 22356 22977 23814 23828 26082 27972 30429 30636 32634 35742 35964 39123 40572 41699 41958 45954 47628 48951 52164 53613 60858 62937 65268 68931 71484 78246 83398 83916 91287 91908 97902 107226 121716 125097 125874 137862 146853 156492 160839 166796 182574 195804 206793 214452 250194 251748 273861 275724 293706 321678 365148 375291 413586 440559 482517 500388 547722 587412 643356 750582 827172 881118 965034 1095444 1125873 1447551 1501164 1762236 1930068 2251746 2895102 3377619 4503492 5790204 6755238 10132857 13510476 20265714 40531428
• Sum of all divisors σ(n): 132455232
• Sum of proper divisors (its aliquot sum) s(n): 91923804
• 40531428 is an abundant number, because the sum of its proper divisors (91923804) is greater than itself. Its abundance is 51392376

Bases of 40531428

• Binary: 10011010100111010111100100₂
• Hexadecimal: 0x26A75E4
• Base-36: O4Q90

Squares and roots of 40531428

• 40531428 squared (40531428²) is 1642796655719184
• 40531428 cubed (40531428³) is 66584894369922894514752
• The square root of 40531428 is 6366.4297687165
• The cube root of 40531428 is 343.5030796239

Scales and comparisons

• 40,531,428 seconds is equal to 1 year, 15 weeks, 2 hours, 43 minutes, 48 seconds.
• To count from 1 to 40,531,428 would take you about forty-eight 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 40531428 cubic inches would be around 28.6 feet tall.

Recreational maths with 40531428

• 40531428 backwards is 82413504
• 40531428 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 40531428's digits is 27
• More coming soon!