31000161 is an odd 8-digits composite number following 31000160
and preceding 31000162 . In scientific notation, it is written as 3.1000161 × 10^7.
The sum of its digits is 12. It has a total of 3 prime factors and 8 positive divisors.
There are 20629440 positive integers (up to 31000161) that are relatively prime to 31000161.
31000161 has 8 divisors, whose sum is 41408224
The reverse of 31000161 is 16100013
Previous prime number is 571
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 12
Digital Root 3
Name
thirty-one million one hundred sixty-one
Scientific notation
3.1000161 × 10^7
Engineering notation
3.1000161 × 10^6
Prime Factorization
3 × 571 × 18097
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
31000161
Product of the distinct prime numbers
The prime factorization of 31000161 is 3 × 571 × 18097.
Since it has a total of 3 prime factors.
1 , 4 , 57 , 55 , 935 , 969 , 9074 , 8403 , 99901 , 43084 , 346656 , 837741 , 2835806 , 8869008 , 44704464 , 46457098 , 541438316 , 296720850 , 6870137807 , 6052496612
n×2
62000322
n×3
93000483
n×4
124000644
n×5
155000805
n÷2
15500080.5
n÷3
10333387
n÷3
7750040.25
n÷5
6200032.2
n2
961009982025921
n3
2.9791464165411E+22
n4
9.2354018555346E+29
n5
2.8629894442127E+37
2 √n
5567.7788210381
3 √n
314.13860906861
4 √n
74.617550355383
5 √n
31.49726104809
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
-31000160
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 31000161 can be divided by 8 positive divisors.
The sum of these divisors (counting 31000161) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110010000011001100001
3
Ternary
2011022222020010
4
Quaternary
1312100121201
5
Quinary
30414001121
6
Senary
3024235133
8
Octal
166203141
10
Decimal
31000161
12
Duodecimal
a46baa9
16
Hexadecimal
1d90661
20
Vigesimal
9df081
36
Base36
igfvl
md5
df1b58f548abb9ecba610ca52e91511d
sha1
98bd86254d89094d0cb2ea14a65eea87f7d8873f
sha256
04f34c47ea8f00285a4cc23194ef7ff3a0065755aceaaa05df02e71ec09a1555
sha512
e99bd4164fe858dc104445b5542ccb4d0a410115e8032d423d3c40ccc510032bba61b161daedf1ea2d6130c4629d4cfe5e22cafecaf06b289c2dd38bacfcb53f
ripemd-160
6f388f3ac2b8c0e3c1a1708060fedbbfcc588d13
Diameter
62000322
Circumference
194779756.1154
Area
3.0191018995591E+15
Volume
1.2479019328232E+23
Surface area
1.2076407598236E+16
Circumference
194779756.1154
Perimeter
124000644
Area
961009982025921
Diagonal
43840848.121949
Surface area
5766059892155526
Volume
2.9791464165411E+22
Space diagonal
53693853.894815
Perimeter
93000483
Area
4.1612952886244E+14
Altitude
26846926.947408
Surface area
4.1612952886244E+14
Volume
3.5109577221397E+21
Height
14613616.04065