40756140

Names of 40756140

• Cardinal: 40756140 can be written as Forty million, seven hundred fifty-six thousand, one hundred forty.

Scientific notation

• Scientific notation: 4.075614 × 10⁷

Factors of 40756140

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 747

Divisors of 40756140

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 17 18 19 20 30 34 36 38 45 51 57 60 68 76 85 90 95 102 114 153 170 171 180 190 204 228 255 285 306 323 340 342 380 510 570 612 646 684 701 765 855 969 1020 1140 1292 1402 1530 1615 1710 1938 2103 2804 2907 3060 3230 3420 3505 3876 4206 4845 5814 6309 6460 7010 8412 9690 10515 11628 11917 12618 13319 14020 14535 19380 21030 23834 25236 26638 29070 31545 35751 39957 42060 47668 53276 58140 59585 63090 66595 71502 79914 107253 119170 119871 126180 133190 143004 159828 178755 199785 214506 226423 238340 239742 266380 357510 399570 429012 452846 479484 536265 599355 679269 715020 799140 905692 1072530 1132115 1198710 1358538 2037807 2145060 2264230 2397420 2717076 3396345 4075614 4528460 6792690 8151228 10189035 13585380 20378070 40756140
• Sum of all divisors σ(n): 137985120
• Sum of proper divisors (its aliquot sum) s(n): 97228980
• 40756140 is an abundant number, because the sum of its proper divisors (97228980) is greater than itself. Its abundance is 56472840

Bases of 40756140

• Binary: 10011011011110001110101100₂
• Hexadecimal: 0x26DE3AC
• Base-36: O9JN0

Squares and roots of 40756140

• 40756140 squared (40756140²) is 1661062947699600
• 40756140 cubed (40756140³) is 67698514045257575544000
• The square root of 40756140 is 6384.0535712039
• The cube root of 40756140 is 344.1367200371

Scales and comparisons

• 40,756,140 seconds is equal to 1 year, 15 weeks, 2 days, 17 hours, 9 minutes.
• To count from 1 to 40,756,140 would take you about forty-nine 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 40756140 cubic inches would be around 28.7 feet tall.

Recreational maths with 40756140

• 40756140 backwards is 04165704
• The number of decimal digits it has is: 8
• The sum of 40756140's digits is 27
• More coming soon!