40395989 is an odd 8-digits composite number following 40395988
and preceding 40395990 . In scientific notation, it is written as 4.0395989 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 40331340 positive integers (up to 40395989) that are relatively prime to 40395989.
40395989 has 4 divisors, whose sum is 40460640
The reverse of 40395989 is 98959304
Previous prime number is 631
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
forty million three hundred ninety-five thousand nine hundred eighty-nine
Scientific notation
4.0395989 × 10^7
Engineering notation
4.0395989 × 10^6
Prime Factorization
631 × 64019
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
40395989
Product of the distinct prime numbers
The prime factorization of 40395989 is 631 × 64019.
Since it has a total of 2 prime factors.
7 , 10 , 100 , 51 , 208 , 418 , 4705 , 7305 , 20390 , 49264 , 858293 , 97469 , 7877058 , 1854799 , 56595525 , 72564758 , 584761733 , 522806793 , 7032319784 , 1133325795
n×2
80791978
n×3
121187967
n×4
161583956
n×5
201979945
n÷2
20197994.5
n÷3
13465329.666667
n÷3
10098997.25
n÷5
8079197.8
n2
1631835927288121
n3
6.5919626168536E+22
n4
2.6628884935883E+30
n5
1.0757001429522E+38
2 √n
6355.7839012981
3 √n
343.12003833777
4 √n
79.72317041675
5 √n
33.209906207661
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
-40395988
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 40395989 can be divided by 4 positive divisors.
The sum of these divisors (counting 40395989) is 1, the average is 0.25.
Base
System
Value
2
Binary
10011010000110010011010101
3
Ternary
2211000022212202
4
Quaternary
2122012103111
5
Quinary
40320132424
6
Senary
4001454245
8
Octal
232062325
10
Decimal
40395989
12
Duodecimal
11641385
16
Hexadecimal
26864d5
20
Vigesimal
cc99j9
36
Base36
o1tqt
md5
3db802676fb8f946a0f8e7538cf9d76e
sha1
999b07c7a755123ac67831e9f41b7c7dd01ae2d9
sha256
0698f1bc48ab791d7cd7c5aec3a92af35c911c24bf4510c0fcfadac6a843e9fb
sha512
32110feb44551f87156ed021c48e3fe29a674bf7c3c3b861b396cfa2ec4dfe8633a2225395ec52400e7afe35d01645e61f6cd13df6a7dc44f8db5f00baa977ab
ripemd-160
671667bb340e4200b0917a3743a126940e9c723f
Diameter
80791978
Circumference
253815484.55379
Area
5.1265637610322E+15
Volume
2.7612348439794E+23
Surface area
2.0506255044129E+16
Circumference
253815484.55379
Perimeter
161583956
Area
1631835927288121
Diagonal
57128555.509274
Surface area
9791015563728726
Volume
6.5919626168536E+22
Space diagonal
69967905.369993
Perimeter
121187967
Area
7.0660568391982E+14
Altitude
34983952.684997
Surface area
7.0660568391982E+14
Volume
7.7687024461756E+21
Height
19042851.836425