31379982 is an even 8-digits composite number following 31379981
and preceding 31379983 . In scientific notation, it is written as 3.1379982 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 9909432 positive integers (up to 31379982) that are relatively prime to 31379982.
31379982 has 16 divisors, whose sum is 66063360
The reverse of 31379982 is 28997313
Previous prime number is 19
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
thirty-one million three hundred seventy-nine thousand nine hundred eighty-two
Scientific notation
3.1379982 × 10^7
Engineering notation
3.1379982 × 10^6
Prime Factorization
2 × 3 × 19 × 275263
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
31379982
Product of the distinct prime numbers
The prime factorization of 31379982 is 2 × 3 × 19 × 275263.
Since it has a total of 4 prime factors.
1 , 10 , 42 , 93 , 853 , 72 , 2310 , 2304 , 228 , 97272 , 101760 , 762684 , 5953578 , 859612 , 23010023 , 49062931 , 573750746 , 979913727 , 238411325 , 8424205746
n×2
62759964
n×3
94139946
n×4
125519928
n×5
156899910
n÷2
15689991
n÷3
10459994
n÷3
7844995.5
n÷5
6275996.4
n2
984703270320324
n3
3.0899970897993E+22
n4
9.6964053057954E+29
n5
3.0427302396056E+37
2 √n
5601.7838230335
3 √n
315.41637053309
4 √n
74.84506545547
5 √n
31.574067859593
1 , 2 , 3 , 6 , 19 , 38 , 57 , 114 , 275263 , 550526 , 825789 , 1651578 , 5229997 , 10459994 , 15689991 , 31379982
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-31379981
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31379982 can be divided by 16 positive divisors.
The sum of these divisors (counting 31379982) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110111101101001000001110
3
Ternary
2012001021020120
4
Quaternary
1313231020032
5
Quinary
31013124412
6
Senary
3040325410
8
Octal
167551016
10
Decimal
31379982
12
Duodecimal
a613866
16
Hexadecimal
1ded20e
20
Vigesimal
9g29j2
36
Base36
ioky6
md5
ae712906db041f6bad9f28752e6c1763
sha1
63a061b07c2a8c56c262073652db271d67175f5d
sha256
52bf5196633766bf81da6a7e8fd3b519b4c84d6986064815b4b7b87300905aac
sha512
d70703d31167aa8ce9d4a9d90e067f0e94b27aee30cb4133af75da88aec4627e6ccbf940db2310e325428843e13aeba1b9c09d3b7be9d48e24c5d74d95d0ae87
ripemd-160
e83c4d6bdda1df9d0112e9688d9a2daf9023e942
Diameter
62759964
Circumference
197166241.84196
Area
3.0935365600042E+15
Volume
1.294334954257E+23
Surface area
1.2374146240017E+16
Circumference
197166241.84196
Perimeter
125519928
Area
984703270320324
Diagonal
44377996.131424
Surface area
5908219621921944
Volume
3.0899970897993E+22
Space diagonal
54351723.164597
Perimeter
94139946
Area
4.2638902364351E+14
Altitude
27175861.582298
Surface area
4.2638902364351E+14
Volume
3.6415964934063E+21
Height
14792665.377141