31121189 is an odd 8-digits composite number following 31121188
and preceding 31121190 . In scientific notation, it is written as 3.1121189 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 27999360 positive integers (up to 31121189) that are relatively prime to 31121189.
31121189 has 8 divisors, whose sum is 34301568
The reverse of 31121189 is 98112113
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
thirty-one million one hundred twenty-one thousand one hundred eighty-nine
Scientific notation
3.1121189 × 10^7
Engineering notation
3.1121189 × 10^6
Prime Factorization
11 × 97 × 29167
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
31121189
Product of the distinct prime numbers
The prime factorization of 31121189 is 11 × 97 × 29167.
Since it has a total of 3 prime factors.
4 , 10 , 84 , 50 , 812 , 545 , 6857 , 1985 , 59399 , 48734 , 294334 , 107094 , 7090743 , 801407 , 99866864 , 86112336 , 968998887 , 872610452 , 5609996523 , 3736155660
n×2
62242378
n×3
93363567
n×4
124484756
n×5
155605945
n÷2
15560594.5
n÷3
10373729.666667
n÷3
7780297.25
n÷5
6224237.8
n2
968528404773721
n3
3.0141755536831E+22
n4
9.3804727085353E+29
n5
2.9193146407167E+37
2 √n
5578.6368406628
3 √n
314.54688863749
4 √n
74.690272731212
5 √n
31.521816477677
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
-31121188
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 31121189 can be divided by 8 positive divisors.
The sum of these divisors (counting 31121189) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110101101111100100101
3
Ternary
2011120010020122
4
Quaternary
1312231330211
5
Quinary
30431334224
6
Senary
3031011325
8
Octal
166557445
10
Decimal
31121189
12
Duodecimal
a509b45
16
Hexadecimal
1dadf25
20
Vigesimal
9ea2j9
36
Base36
ij19h
md5
38728674a7b9e38960ed543f5df438dc
sha1
92b47c66edbbddf13c7e38699c0b9d8358160d10
sha256
7edd5946a69bfbe6f1763141e5e53611f11cf26c171c72ae060aacfcb5b9252b
sha512
f76d12031e8e74b1ee2b15aead78d75f8976fa6bdbb4592015f752c255a412e4815497539ebecf31f35546871130651f20ebd0a909ef9a654b38e7c129cace43
ripemd-160
032c20ca5623a9357fb581e5ede9751d1829ca21
Diameter
62242378
Circumference
195540197.46676
Area
3.0427217212302E+15
Volume
1.2625749034775E+23
Surface area
1.2170886884921E+16
Circumference
195540197.46676
Perimeter
124484756
Area
968528404773721
Diagonal
44012007.560976
Surface area
5811170428642326
Volume
3.0141755536831E+22
Space diagonal
53903480.539954
Perimeter
93363567
Area
4.1938510141043E+14
Altitude
26951740.269977
Surface area
4.1938510141043E+14
Volume
3.5522399561601E+21
Height
14670669.186992