31148081 is an odd 8-digits composite number following 31148080
and preceding 31148082 . In scientific notation, it is written as 3.1148081 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 31109412 positive integers (up to 31148081) that are relatively prime to 31148081.
31148081 has 4 divisors, whose sum is 31186752
The reverse of 31148081 is 18084113
Previous prime number is 823
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
thirty-one million one hundred forty-eight thousand eighty-one
Scientific notation
3.1148081 × 10^7
Engineering notation
3.1148081 × 10^6
Prime Factorization
823 × 37847
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
31148081
Product of the distinct prime numbers
The prime factorization of 31148081 is 823 × 37847.
Since it has a total of 2 prime factors.
9 , 7 , 2 , 98 , 977 , 717 , 5261 , 1180 , 90887 , 7032 , 784082 , 256629 , 8310800 , 6505128 , 56030835 , 25499502 , 503064926 , 200855084 , 7683621123 , 3507036286
n×2
62296162
n×3
93444243
n×4
124592324
n×5
155740405
n÷2
15574040.5
n÷3
10382693.666667
n÷3
7787020.25
n÷5
6229616.2
n2
970202949982561
n3
3.0219960072496E+22
n4
9.4129376415486E+29
n5
2.9319494410691E+37
2 √n
5581.0465864388
3 √n
314.63746315107
4 √n
74.706402579958
5 √n
31.527262232624
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
-31148080
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 31148081 can be divided by 4 positive divisors.
The sum of these divisors (counting 31148081) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110110110100100000110001
3
Ternary
2011121111010122
4
Quaternary
1312310200301
5
Quinary
30433214311
6
Senary
3031340025
8
Octal
166644061
10
Decimal
31148081
12
Duodecimal
a521615
16
Hexadecimal
1db4831
20
Vigesimal
9eda41
36
Base36
ijm0h
md5
3409ba1ec4186b14367c47cf2cfbe6b6
sha1
af1ef8211a50b05474e6c0a1f84bdd4d0e433fb8
sha256
25346ad3d1230e091b9be3e2603447f920e0d6d462960d735c51a66b2a6cadd9
sha512
3b9040c9a473c4f7b43954529b9cd33dfa8b210ca044b426fdd0ebf3e42204b80248f7609ff47cca25c3c0f9bf761fd4c461343b7781bef7c0ce477a21a4279b
ripemd-160
ac465c3eba82790f867a27166ad2e772d9fae7c5
Diameter
62296162
Circumference
195709164.88604
Area
3.0479824601564E+15
Volume
1.2658507274071E+23
Surface area
1.2191929840625E+16
Circumference
195709164.88604
Perimeter
124592324
Area
970202949982561
Diagonal
44050038.592096
Surface area
5821217699895366
Volume
3.0219960072496E+22
Space diagonal
53950058.850271
Perimeter
93444243
Area
4.2011020075575E+14
Altitude
26975029.425135
Surface area
4.2011020075575E+14
Volume
3.5614564490747E+21
Height
14683346.197365