40981689
40,981,689 is an odd composite number composed of five prime numbers multiplied together.
40981689 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 40981689:
32 × 72 × 19 × 67 × 73
(3 × 3 × 7 × 7 × 19 × 67 × 73)See below for interesting mathematical facts about the number 40981689 from the Numbermatics database.
Names of 40981689
- Cardinal: 40981689 can be written as Forty million, nine hundred eighty-one thousand, six hundred eighty-nine.
Scientific notation
- Scientific notation: 4.0981689 × 107
Factors of 40981689
Divisors of 40981689
- Number of divisors d(n): 72
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Complete list of divisors:
1 3 7 9 19 21 49 57 63 67 73 133 147 171 201 219 399 441 469 511 603 657 931 1197 1273 1387 1407 1533 2793 3283 3577 3819 4161 4221 4599 4891 8379 8911 9709 9849 10731 11457 12483 14673 26733 29127 29547 32193 34237 44019 62377 67963 80199 87381 92929 102711 187131 203889 239659 278787 308133 561393 611667 650503 718977 836361 1951509 2156931 4553521 5854527 13660563 40981689
- Sum of all divisors σ(n): 74574240
- Sum of proper divisors (its aliquot sum) s(n): 33592551
- 40981689 is a deficient number, because the sum of its proper divisors (33592551) is less than itself. Its deficiency is 7389138
Bases of 40981689
- Binary: 100111000101010100101110012
- Hexadecimal: 0x27154B9
- Base-36: OEDO9
Squares and roots of 40981689
- 40981689 squared (409816892) is 1679498833292721
- 40981689 cubed (409816893) is 68828698861865137985769
-
The
square root of 40981689 is 6401.6942288741 -
The
cube root of 40981689 is 344.7703828123
Scales and comparisons
How big is 40981689?- 40,981,689 seconds is equal to 1 year, 15 weeks, 5 days, 7 hours, 48 minutes, 9 seconds.
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To count from 1 to 40,981,689 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 40981689 cubic inches would be around 28.7 feet tall.
Recreational maths with 40981689
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