31361289 is an odd 8-digits composite number following 31361288
and preceding 31361290 . In scientific notation, it is written as 3.1361289 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 20894496 positive integers (up to 31361289) that are relatively prime to 31361289.
31361289 has 8 divisors, whose sum is 41841120
The reverse of 31361289 is 98216313
Previous prime number is 3659
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
thirty-one million three hundred sixty-one thousand two hundred eighty-nine
Scientific notation
3.1361289 × 10^7
Engineering notation
3.1361289 × 10^6
Prime Factorization
3 × 3659 × 2857
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
31361289
Product of the distinct prime numbers
The prime factorization of 31361289 is 3 × 3659 × 2857.
Since it has a total of 3 prime factors.
3 , 8 , 45 , 41 , 763 , 462 , 3683 , 2900 , 38754 , 8513 , 943632 , 382036 , 8641615 , 2628805 , 90551015 , 83193083 , 881583713 , 274621902 , 6149665874 , 8949685812
n×2
62722578
n×3
94083867
n×4
125445156
n×5
156806445
n÷2
15680644.5
n÷3
10453763
n÷3
7840322.25
n÷5
6272257.8
n2
983530447741521
n3
3.0844782611921E+22
n4
9.6733214163464E+29
n5
3.0336782852793E+37
2 √n
5600.1150881031
3 √n
315.35372710048
4 √n
74.833916696262
5 √n
31.570305239611
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
-31361288
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 31361289 can be divided by 8 positive divisors.
The sum of these divisors (counting 31361289) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110111101000100100001001
3
Ternary
2012000022121020
4
Quaternary
1313220210021
5
Quinary
31012030124
6
Senary
3040103053
8
Octal
167504411
10
Decimal
31361289
12
Duodecimal
a604a89
16
Hexadecimal
1de8909
20
Vigesimal
9g0349
36
Base36
io6ix
md5
00c40a91508368cb8a13af63bd0361ca
sha1
628d1c40a57108ffab296b95e2b05157add37caa
sha256
d3d8e9e1d778933b75b63843af5bce0d20679d3433391a7ce4c568a54648abc0
sha512
220e65e2f7f09689cf653a8cd81221ae2de642fd74da0887ede4b259623d0d2cfa3405ad126841d4417e0db453e71dd70c2b5a6a375f7c782e32aeedffe8d136
ripemd-160
60452c180ed1999923fb870928c3a410de41684d
Diameter
62722578
Circumference
197048790.25901
Area
3.0898520292066E+15
Volume
1.2920232327358E+23
Surface area
1.2359408116827E+16
Circumference
197048790.25901
Perimeter
125445156
Area
983530447741521
Diagonal
44351560.237302
Surface area
5901182686449126
Volume
3.0844782611921E+22
Space diagonal
54319345.938851
Perimeter
94083867
Area
4.2588117656982E+14
Altitude
27159672.969425
Surface area
4.2588117656982E+14
Volume
3.6350924915191E+21
Height
14783853.412434