40145976

Names of 40145976

• Cardinal: 40145976 can be written as Forty million, one hundred forty-five thousand, nine hundred seventy-six.

Scientific notation

• Scientific notation: 4.0145976 × 10⁷

Factors of 40145976

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 64

Divisors of 40145976

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 17 18 24 26 27 29 34 36 39 51 52 54 58 68 72 78 87 102 104 108 116 117 136 153 156 174 204 216 221 232 234 261 306 312 348 351 377 408 442 459 468 493 522 612 663 696 702 754 783 841 884 918 936 986 1044 1131 1224 1326 1404 1479 1508 1566 1682 1768 1836 1972 1989 2088 2262 2523 2652 2808 2958 3016 3132 3364 3393 3672 3944 3978 4437 4524 5046 5304 5916 5967 6264 6409 6728 6786 7569 7956 8874 9048 10092 10179 10933 11832 11934 12818 13311 13572 14297 15138 15912 17748 19227 20184 20358 21866 22707 23868 25636 26622 27144 28594 30276 32799 35496 38454 40716 42891 43732 45414 47736 51272 53244 57188 57681 60552 65598 76908 81432 85782 87464 90828 98397 106488 114376 115362 128673 131196 153816 171564 173043 181656 185861 196794 230724 257346 262392 295191 343128 346086 371722 386019 393588 461448 514692 557583 590382 692172 743444 772038 787176 1029384 1115166 1180764 1384344 1486888 1544076 1672749 2230332 2361528 3088152 3345498 4460664 5018247 6690996 10036494 13381992 20072988 40145976
• Sum of all divisors σ(n): 131695200
• Sum of proper divisors (its aliquot sum) s(n): 91549224
• 40145976 is an abundant number, because the sum of its proper divisors (91549224) is greater than itself. Its abundance is 51403248

Bases of 40145976

• Binary: 10011001001001010000111000₂
• Hexadecimal: 0x2649438
• Base-36: NWGU0

Squares and roots of 40145976

• 40145976 squared (40145976²) is 1611699388992576
• 40145976 cubed (40145976³) is 64703244989710620274176
• The square root of 40145976 is 6336.0852266995
• The cube root of 40145976 is 342.4107100255

Scales and comparisons

• 40,145,976 seconds is equal to 1 year, 14 weeks, 2 days, 15 hours, 39 minutes, 36 seconds.
• To count from 1 to 40,145,976 would take you about forty-seven 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 40145976 cubic inches would be around 28.5 feet tall.

Recreational maths with 40145976

• 40145976 backwards is 67954104
• 40145976 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 40145976's digits is 36
• More coming soon!