31308947 is an odd 8-digits prime number following 31308946
and preceding 31308948 . In scientific notation, it is written as 3.1308947 × 10^7.
The sum of its digits is 35. It has a total of 1 prime factors and 2 positive divisors.
There are 31308946 positive integers (up to 31308947) that are relatively prime to 31308947.
31308947 has 2 divisors, whose sum is 31308948
The reverse of 31308947 is 74980313
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
thirty-one million three hundred eight thousand nine hundred forty-seven
Scientific notation
3.1308947 × 10^7
Engineering notation
3.1308947 × 10^6
Prime Factorization
31308947
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
31308947
Product of the distinct prime numbers
The prime factorization of 31308947 is 31308947.
Since it has a total of 1 prime factors.
6 , 7 , 48 , 71 , 13 , 668 , 6012 , 5787 , 55432 , 34114 , 355082 , 996797 , 8915877 , 3066869 , 25125540 , 59803174 , 233916747 , 353581265 , 190315722 , 1140214052
n×2
62617894
n×3
93926841
n×4
125235788
n×5
156544735
n÷2
15654473.5
n÷3
10436315.666667
n÷3
7827236.75
n÷5
6261789.4
n2
980250162248809
n3
3.0690600376589E+22
n4
9.6089038058882E+29
n5
3.0084465998665E+37
2 √n
5595.4398397266
3 √n
315.17818758653
4 √n
74.802672677697
5 √n
31.559760027642
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
31308948
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
15654474
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
5595.4399290851
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999361205
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31308947 can be divided by 2 positive divisors.
The sum of these divisors (counting 31308947) is 31308948, the average is 15654474.
Base
System
Value
2
Binary
1110111011011110010010011
3
Ternary
2011220122210122
4
Quaternary
1313123302103
5
Quinary
31003341242
6
Senary
3035020455
8
Octal
167336223
10
Decimal
31308947
12
Duodecimal
a59a72b
16
Hexadecimal
1ddbc93
20
Vigesimal
9fdc77
36
Base36
in24z
md5
63a9c2f7479e9b359cd966dc602dd255
sha1
f7c0a879561db41d5312ecc6fc59ce4b82a3475b
sha256
b779c50a791443957a621f0074faff14932d2f5f8d7b394a33bfea71d17d0c8f
sha512
65f4457ce1110c7296d164ef4869461ec97cf0fe432c47e5376ddb9f2e58f489cbc46f8d7c376f2eb0d5d2da14e46771df59801f842945add5a5862089407417
ripemd-160
f040c620c2932c5625d3fa5bcb1fc0219d6f4bef
Diameter
62617894
Circumference
196719915.77366
Area
3.0795467084011E+15
Volume
1.2855648623647E+23
Surface area
1.2318186833604E+16
Circumference
196719915.77366
Perimeter
125235788
Area
980250162248809
Diagonal
44277537.47102
Surface area
5881500973492854
Volume
3.0690600376589E+22
Space diagonal
54228686.935481
Perimeter
93926841
Area
4.2446077128564E+14
Altitude
27114343.467741
Surface area
4.2446077128564E+14
Volume
3.6169219408288E+21
Height
14759179.157007