31297906 is an even 8-digits composite number following 31297905
and preceding 31297907 . In scientific notation, it is written as 3.1297906 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 15648952 positive integers (up to 31297906) that are relatively prime to 31297906.
31297906 has 4 divisors, whose sum is 46946862
The reverse of 31297906 is 60979213
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
thirty-one million two hundred ninety-seven thousand nine hundred six
Scientific notation
3.1297906 × 10^7
Engineering notation
3.1297906 × 10^6
Prime Factorization
2 × 15648953
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
31297906
Product of the distinct prime numbers
The prime factorization of 31297906 is 2 × 15648953.
Since it has a total of 2 prime factors.
4 , 1 , 50 , 30 , 444 , 7 , 8605 , 477 , 56975 , 51994 , 869937 , 498279 , 1177789 , 6790222 , 15144687 , 23223708 , 484367155 , 272416428 , 3095174888 , 9420288823
n×2
62595812
n×3
93893718
n×4
125191624
n×5
156489530
n÷2
15648953
n÷3
10432635.333333
n÷3
7824476.5
n÷5
6259581.2
n2
979558919984836
n3
3.0658142999147E+22
n4
9.5953567772186E+29
n5
3.0031457444985E+37
2 √n
5594.4531457507
3 √n
315.14113437077
4 √n
74.796077074608
5 √n
31.557533823912
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
-31297905
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 31297906 can be divided by 4 positive divisors.
The sum of these divisors (counting 31297906) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110111011001000101110010
3
Ternary
2011220002122201
4
Quaternary
1313121011302
5
Quinary
31003013111
6
Senary
3034453414
8
Octal
167310562
10
Decimal
31297906
12
Duodecimal
a59426a
16
Hexadecimal
1dd9172
20
Vigesimal
9fc4f6
36
Base36
imtma
md5
e6c5ac2dd6afe80ff3798c0fa26cff30
sha1
32668d777db2904f355dc2a873f408c97bfafa33
sha256
ad513ef4fa64021074febecd929ac75d076f2c119ee7270482f2716a521e2506
sha512
84ca3319dbb5b81fa78fbc582ff6d6f647e1cd71ad769d4f8f53f7bb2c413257db1ced7e2eeb6bff035707a72b579a52fd039c050793eeec0c1c4e4a7010f3cd
ripemd-160
ad8c887d5f5fa8516ef2c10630de3ce4b54c48e1
Diameter
62595812
Circumference
196650543.12469
Area
3.0773751067827E+15
Volume
1.2842052909177E+23
Surface area
1.2309500427131E+16
Circumference
196650543.12469
Perimeter
125191624
Area
979558919984836
Diagonal
44261923.139078
Surface area
5877353519909016
Volume
3.0658142999147E+22
Space diagonal
54209563.362515
Perimeter
93893718
Area
4.2416145460526E+14
Altitude
27104781.681257
Surface area
4.2416145460526E+14
Volume
3.6130968022139E+21
Height
14753974.379693