40256987 is an odd 8-digits composite number following 40256986
and preceding 40256988 . In scientific notation, it is written as 4.0256987 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 39232872 positive integers (up to 40256987) that are relatively prime to 40256987.
40256987 has 8 divisors, whose sum is 41285376
The reverse of 40256987 is 78965204
Previous prime number is 647
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
forty million two hundred fifty-six thousand nine hundred eighty-seven
Scientific notation
4.0256987 × 10^7
Engineering notation
4.0256987 × 10^6
Prime Factorization
43 × 647 × 1447
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
40256987
Product of the distinct prime numbers
The prime factorization of 40256987 is 43 × 647 × 1447.
Since it has a total of 3 prime factors.
2 , 6 , 43 , 90 , 168 , 380 , 7469 , 7610 , 9165 , 14384 , 366035 , 509038 , 244613 , 9736225 , 53966779 , 44067302 , 940995430 , 276205624 , 8475032333 , 825481361
n×2
80513974
n×3
120770961
n×4
161027948
n×5
201284935
n÷2
20128493.5
n÷3
13418995.666667
n÷3
10064246.75
n÷5
8051397.4
n2
1620625002318169
n3
6.5241479650197E+22
n4
2.6264253981388E+30
n5
1.0573197310934E+38
2 √n
6344.8393990707
3 √n
342.72602907449
4 √n
79.654500180911
5 √n
33.187019726023
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-40256986
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 40256987 can be divided by 8 positive divisors.
The sum of these divisors (counting 40256987) is 1, the average is 0.125.
Base
System
Value
2
Binary
10011001100100010111011011
3
Ternary
2210202021012112
4
Quaternary
2121210113123
5
Quinary
40301210422
6
Senary
3554502535
8
Octal
231442733
10
Decimal
40256987
12
Duodecimal
11594a4b
16
Hexadecimal
26645db
20
Vigesimal
cbc297
36
Base36
nyuhn
md5
f7f77a5b961ba242b6beef856951a202
sha1
75f051f41a3b73d25247ac562e5b65ec8c31cae2
sha256
929d969bd9328be059069b149adf3087ba7a1df27380f6001100ffc8a7b9d268
sha512
22aaffdbbcd7a1273648fbf5394eb30d3b76b1097297c3947df7695505b1456becaed3da089f8ec8bcbd4a2635ef86e7ed630d26a957fdf86bc43f47a5fec92d
ripemd-160
81dee2af5bf1be2fb8b3d2061ecfc427d9477395
Diameter
80513974
Circumference
252942109.22972
Area
5.0913436015067E+15
Volume
2.7328287090452E+23
Surface area
2.0365374406027E+16
Circumference
252942109.22972
Perimeter
161027948
Area
1620625002318169
Diagonal
56931976.995677
Surface area
9723750013909014
Volume
6.5241479650197E+22
Space diagonal
69727146.84364
Perimeter
120770961
Area
7.0175121100787E+14
Altitude
34863573.42182
Surface area
7.0175121100787E+14
Volume
7.6887821125498E+21
Height
18977325.665226