40102905 is an odd 8-digits composite number following 40102904
and preceding 40102906 . In scientific notation, it is written as 4.0102905 × 10^7.
The sum of its digits is 21. It has a total of 2 prime factors and 4 positive divisors.
There are 21388208 positive integers (up to 40102905) that are relatively prime to 40102905.
40102905 has 4 divisors, whose sum is 42776448
The reverse of 40102905 is 50920104
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
forty million one hundred two thousand nine hundred five
Scientific notation
4.0102905 × 10^7
Engineering notation
4.0102905 × 10^6
Prime Factorization
15 × 2673527
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
40102905
Product of the distinct prime numbers
The prime factorization of 40102905 is 15 × 2673527.
Since it has a total of 2 prime factors.
4 , 10 , 82 , 100 , 357 , 769 , 6496 , 4975 , 10946 , 30019 , 149384 , 114584 , 7195918 , 1617868 , 82554761 , 70012604 , 269445323 , 226521276 , 2419163682 , 8502561301
n×2
80205810
n×3
120308715
n×4
160411620
n×5
200514525
n÷2
20051452.5
n÷3
13367635
n÷3
10025726.25
n÷5
8020581
n2
1608242989439025
n3
6.4495215822389E+22
n4
2.5864455130798E+30
n5
1.0372397869871E+38
2 √n
6332.6854493177
3 √n
342.28821332319
4 √n
79.578171940034
5 √n
33.161576345868
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-40102904
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 40102905 can be divided by 4 positive divisors.
The sum of these divisors (counting 40102905) is 1, the average is 0.25.
Base
System
Value
2
Binary
10011000111110101111111001
3
Ternary
2210110102211210
4
Quaternary
2120332233321
5
Quinary
40231243110
6
Senary
3551313333
8
Octal
230765771
10
Decimal
40102905
12
Duodecimal
1151b849
16
Hexadecimal
263ebf9
20
Vigesimal
cach55
36
Base36
nvjll
md5
bf52ba3747c35b2a0ca407c41ebfcb82
sha1
b29d924b4831a7978fafdb0f2cfc9896bc7efa9e
sha256
831f4d485fcddff2b1ca74f45f351de06b37ea39533ddba98404841a949b4a7c
sha512
f35f198c9369229168e00b642536826b484da7bc0dc7e85bf6ebea40c6032d53892deb3462002d80b92773da5cce1fbe16ce3709e3f905d22f5d53d375047e1f
ripemd-160
9ab9d7784b4af5dad07e0aad6a083f8a76307e54
Diameter
80205810
Circumference
251973983.47122
Area
5.0524443608089E+15
Volume
2.7015692829241E+23
Surface area
2.0209777443236E+16
Circumference
251973983.47122
Perimeter
160411620
Area
1608242989439025
Diagonal
56714072.14156
Surface area
9649457936634150
Volume
6.4495215822389E+22
Space diagonal
69460268.991108
Perimeter
120308715
Area
6.9638964215621E+14
Altitude
34730134.495554
Surface area
6.9638964215621E+14
Volume
7.6008340770169E+21
Height
18904690.713853