31361285 is an odd 8-digits composite number following 31361284
and preceding 31361286 . In scientific notation, it is written as 3.1361285 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 25089024 positive integers (up to 31361285) that are relatively prime to 31361285.
31361285 has 4 divisors, whose sum is 37633548
The reverse of 31361285 is 58216313
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
thirty-one million three hundred sixty-one thousand two hundred eighty-five
Scientific notation
3.1361285 × 10^7
Engineering notation
3.1361285 × 10^6
Prime Factorization
5 × 6272257
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
31361285
Product of the distinct prime numbers
The prime factorization of 31361285 is 5 × 6272257.
Since it has a total of 2 prime factors.
9 , 4 , 37 , 65 , 438 , 166 , 5780 , 523 , 34178 , 43143 , 979851 , 886454 , 3928838 , 5533879 , 81396681 , 31981119 , 68819799 , 160288713 , 1353649094 , 9129607338
n×2
62722570
n×3
94083855
n×4
125445140
n×5
156806425
n÷2
15680642.5
n÷3
10453761.666667
n÷3
7840321.25
n÷5
6272257
n2
983530196851225
n3
3.0844770809557E+22
n4
9.6733164811821E+29
n5
3.0336763506155E+37
2 √n
5600.1147309676
3 √n
315.35371369314
4 √n
74.833914310074
5 √n
31.570304434279
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
-31361284
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 31361285 can be divided by 4 positive divisors.
The sum of these divisors (counting 31361285) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110111101000100100000101
3
Ternary
2012000022121002
4
Quaternary
1313220210011
5
Quinary
31012030120
6
Senary
3040103045
8
Octal
167504405
10
Decimal
31361285
12
Duodecimal
a604a85
16
Hexadecimal
1de8905
20
Vigesimal
9g0345
36
Base36
io6it
md5
614a0845aa836c578de1b7e22371993e
sha1
1c606489430d56b7d32d4eed626c8a5ad8a65143
sha256
06727e196e72a933058e323fbf4b89e59e203d63b701fa99eae87f301c368568
sha512
7ed3e1cc5421abef1713f991e132327765c5f66a7092f062914da85d3aeba468fcfbcaf46372da0515636b350e5fbbc17c6e4e17a69a932e563ec26ea51e8636
ripemd-160
a7c5f845f017d75b8a9bf76a3c2b45e33da38481
Diameter
62722570
Circumference
197048765.12627
Area
3.0898512410115E+15
Volume
1.2920227383596E+23
Surface area
1.2359404964046E+16
Circumference
197048765.12627
Perimeter
125445140
Area
983530196851225
Diagonal
44351554.580448
Surface area
5901181181107350
Volume
3.0844770809557E+22
Space diagonal
54319339.010648
Perimeter
94083855
Area
4.2588106793114E+14
Altitude
27159669.505324
Surface area
4.2588106793114E+14
Volume
3.6350911005971E+21
Height
14783851.526816