31308894 is an even 8-digits composite number following 31308893
and preceding 31308895 . In scientific notation, it is written as 3.1308894 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 12 positive divisors.
There are 10436292 positive integers (up to 31308894) that are relatively prime to 31308894.
31308894 has 12 divisors, whose sum is 67835976
The reverse of 31308894 is 49880313
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 36
Digital Root 9
Name
thirty-one million three hundred eight thousand eight hundred ninety-four
Scientific notation
3.1308894 × 10^7
Engineering notation
3.1308894 × 10^6
Prime Factorization
2 × 3 × 3 × 1739383
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10436298
Product of the distinct prime numbers
The prime factorization of 31308894 is 2 × 3 × 3 × 1739383.
Since it has a total of 4 prime factors.
9 , 2 , 70 , 50 , 536 , 277 , 1086 , 8900 , 47573 , 93104 , 558373 , 715303 , 6443598 , 3772134 , 89645585 , 18266270 , 973169157 , 997367064 , 5402495829 , 1813347081
n×2
62617788
n×3
93926682
n×4
125235576
n×5
156544470
n÷2
15654447
n÷3
10436298
n÷3
7827223.5
n÷5
6261778.8
n2
980246843503236
n3
3.0690444517077E+22
n4
9.6088387419806E+29
n5
3.0084211363576E+37
2 √n
5595.4351037252
3 √n
315.17800974117
4 √n
74.802641021057
5 √n
31.559749342719
1 , 2 , 3 , 6 , 9 , 18 , 1739383 , 3478766 , 5218149 , 10436298 , 15654447 , 31308894
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-31308893
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31308894 can be divided by 12 positive divisors.
The sum of these divisors (counting 31308894) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1110111011011110001011110
3
Ternary
2011220122201200
4
Quaternary
1313123301132
5
Quinary
31003341034
6
Senary
3035020330
8
Octal
167336136
10
Decimal
31308894
12
Duodecimal
a59a6a6
16
Hexadecimal
1ddbc5e
20
Vigesimal
9fdc4e
36
Base36
in23i
md5
ad4fca3bca42ab39e2d465468d4030ea
sha1
39de89a14356cafb958bcb6405e1a62bbfa55798
sha256
0b6e8546accd76f3d159523e19bd0555fc6da54766327e9cc4733a4d9b18faef
sha512
63e41808a5706cdae365bff3592ec4b4691d9d2df43896e3be7ceef086d17a961c88cb8705ea4833536bbe1adde410efc8e7785a9443c3b42d3e7d527748de83
ripemd-160
a7443020ead04c088955fda876e72d7b723b957c
Diameter
62617788
Circumference
196719582.76484
Area
3.0795362822544E+15
Volume
1.2855583337367E+23
Surface area
1.2318145129017E+16
Circumference
196719582.76484
Perimeter
125235576
Area
980246843503236
Diagonal
44277462.517702
Surface area
5881481061019416
Volume
3.0690444517077E+22
Space diagonal
54228595.136788
Perimeter
93926682
Area
4.2445933422666E+14
Altitude
27114297.568394
Surface area
4.2445933422666E+14
Volume
3.6169035726092E+21
Height
14759154.172567