31361385 is an odd 8-digits composite number following 31361384
and preceding 31361386 . In scientific notation, it is written as 3.1361385 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 14762880 positive integers (up to 31361385) that are relatively prime to 31361385.
31361385 has 16 divisors, whose sum is 38952576
The reverse of 31361385 is 58316313
Previous prime number is 407
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
thirty-one million three hundred sixty-one thousand three hundred eighty-five
Scientific notation
3.1361385 × 10^7
Engineering notation
3.1361385 × 10^6
Prime Factorization
33 × 5 × 407 × 467
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
31361385
Product of the distinct prime numbers
The prime factorization of 31361385 is 33 × 5 × 407 × 467.
Since it has a total of 4 prime factors.
6 , 1 , 6 , 17 , 784 , 264 , 5272 , 5362 , 73218 , 32333 , 954485 , 47706 , 8051112 , 5664427 , 23618444 , 35969299 , 665503660 , 782298081 , 7493144807 , 6831836629
n×2
62722770
n×3
94084155
n×4
125445540
n×5
156806925
n÷2
15680692.5
n÷3
10453795
n÷3
7840346.25
n÷5
6272277
n2
983536469118225
n3
3.0845065869557E+22
n4
9.6734398608555E+29
n5
3.0337247175063E+37
2 √n
5600.123659349
3 √n
315.35404887645
4 √n
74.833973964697
5 √n
31.570324567551
1 , 5 , 33 , 165 , 407 , 467 , 2035 , 2335 , 13431 , 15411 , 67155 , 77055 , 190069 , 950345 , 6272277 , 31361385
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-31361384
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31361385 can be divided by 16 positive divisors.
The sum of these divisors (counting 31361385) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110111101000100101101001
3
Ternary
2012000022201210
4
Quaternary
1313220211221
5
Quinary
31012031020
6
Senary
3040103333
8
Octal
167504551
10
Decimal
31361385
12
Duodecimal
a604b49
16
Hexadecimal
1de8969
20
Vigesimal
9g0395
36
Base36
io6ll
md5
c70adfa470466dda423e32a2b968e361
sha1
1ebee375a23ad6dbf27b50b00a3202beb7be651e
sha256
a959798681f3b5b5ca2df0dc2c0daefdaba2c956739ae9ff1b5c41a60bd37490
sha512
f689317b6011b5579d8791dbc5cfaf36edaddfc8b664835cbb59c2063bacbdb47cf88c01b99d310cf42fc8be7917ef87d4a71fe863ae8d08a575c1fdb8d6a9e3
ripemd-160
25df51354f621cfe4889d45a924b8d847631d811
Diameter
62722770
Circumference
197049393.4448
Area
3.0898709459195E+15
Volume
1.2920350978039E+23
Surface area
1.2359483783678E+16
Circumference
197049393.4448
Perimeter
125445540
Area
983536469118225
Diagonal
44351696.001804
Surface area
5901218814709350
Volume
3.0845065869557E+22
Space diagonal
54319512.215728
Perimeter
94084155
Area
4.2588378390242E+14
Altitude
27159756.107864
Surface area
4.2588378390242E+14
Volume
3.6351258737516E+21
Height
14783898.667268