31382021 is an odd 8-digits composite number following 31382020
and preceding 31382022 . In scientific notation, it is written as 3.1382021 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 28275520 positive integers (up to 31382021) that are relatively prime to 31382021.
31382021 has 8 divisors, whose sum is 34539264
The reverse of 31382021 is 12028313
Previous prime number is 113
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
thirty-one million three hundred eighty-two thousand twenty-one
Scientific notation
3.1382021 × 10^7
Engineering notation
3.1382021 × 10^6
Prime Factorization
11 × 113 × 25247
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
31382021
Product of the distinct prime numbers
The prime factorization of 31382021 is 11 × 113 × 25247.
Since it has a total of 3 prime factors.
3 , 3 , 95 , 38 , 106 , 956 , 3235 , 5053 , 36057 , 4080 , 139097 , 313000 , 9920994 , 2680408 , 9070362 , 96342076 , 40502503 , 890476188 , 3937232700 , 1824340011
n×2
62764042
n×3
94146063
n×4
125528084
n×5
156910105
n÷2
15691010.5
n÷3
10460673.666667
n÷3
7845505.25
n÷5
6276404.2
n2
984831242044441
n3
3.0905994719295E+22
n4
9.698925753068E+29
n5
3.0437189166022E+37
2 √n
5601.9658156758
3 √n
315.42320206506
4 √n
74.84628124146
5 √n
31.57447817118
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
-31382020
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 31382021 can be divided by 8 positive divisors.
The sum of these divisors (counting 31382021) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110111101101101000000101
3
Ternary
2012001101001002
4
Quaternary
1313231220011
5
Quinary
31013211041
6
Senary
3040343045
8
Octal
167555005
10
Decimal
31382021
12
Duodecimal
a614a85
16
Hexadecimal
1deda05
20
Vigesimal
9g2f11
36
Base36
iomit
md5
3c419e284c7c95183a3434539f6c587d
sha1
aaa827d4a0282edc4e0dd2e862c90ce94c6841f9
sha256
534c885f4390aa4e396a46a81fc9e82993839880ffb47cf1e7930c53f6f164da
sha512
809f00ef3fc09e7d313547f96ba05e2a56c9ee873f29c11e4dbaed56297e425b3092919375ce9125f748c5997e00fa5468461a5f8656f12de53b40abc7c4bfee
ripemd-160
9f419dce20ef65815fe2df81178577782c5d0ce0
Diameter
62764042
Circumference
197179053.2568
Area
3.0939385950325E+15
Volume
1.2945872794936E+23
Surface area
1.237575438013E+16
Circumference
197179053.2568
Perimeter
125528084
Area
984831242044441
Diagonal
44380879.712877
Surface area
5908987452266646
Volume
3.0905994719295E+22
Space diagonal
54355254.816193
Perimeter
94146063
Area
4.2644443702553E+14
Altitude
27177627.408097
Surface area
4.2644443702553E+14
Volume
3.6423064075548E+21
Height
14793626.570959