31194986 is an even 8-digits composite number following 31194985
and preceding 31194987 . In scientific notation, it is written as 3.1194986 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 15377740 positive integers (up to 31194986) that are relatively prime to 31194986.
31194986 has 8 divisors, whose sum is 47451744
The reverse of 31194986 is 68949113
Previous prime number is 71
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
thirty-one million one hundred ninety-four thousand nine hundred eighty-six
Scientific notation
3.1194986 × 10^7
Engineering notation
3.1194986 × 10^6
Prime Factorization
2 × 71 × 219683
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
31194986
Product of the distinct prime numbers
The prime factorization of 31194986 is 2 × 71 × 219683.
Since it has a total of 3 prime factors.
4 , 8 , 6 , 48 , 146 , 408 , 7266 , 3224 , 84696 , 95878 , 544430 , 377093 , 6793078 , 5816630 , 24570986 , 56198050 , 814696912 , 564031657 , 9460266537 , 8065755893
n×2
62389972
n×3
93584958
n×4
124779944
n×5
155974930
n÷2
15597493
n÷3
10398328.666667
n÷3
7798746.5
n÷5
6238997.2
n2
973127151540196
n3
3.0356687868516E+22
n4
9.4697645306474E+29
n5
2.9540917195684E+37
2 √n
5585.2471744767
3 √n
314.7953184454
4 √n
74.734511268066
5 √n
31.536751717991
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
-31194985
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 31194986 can be divided by 8 positive divisors.
The sum of these divisors (counting 31194986) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110111111111101101010
3
Ternary
2011200212110212
4
Quaternary
1312333331222
5
Quinary
30441214421
6
Senary
3032341122
8
Octal
166777552
10
Decimal
31194986
12
Duodecimal
a5447a2
16
Hexadecimal
1dbff6a
20
Vigesimal
9ej796
36
Base36
ikm7e
md5
287064e521a24e8422897ac6cbe0aab7
sha1
ec7fc38d9b40f92788d5b24e8eb45de818e3b545
sha256
2360e44498bb5d882335a79b2ff4131937fd95a730d8b1780fe247804e25c38c
sha512
7effae0ee5938f5fc2c21bb6fad904118719b71bb7f59758451084602603c4f6800ce0f337e729e45c16bde6e355d5b399120dcefdc7895f07e6a98890ac857d
ripemd-160
ac0250dfb4e41e64616b92647767884ebf6cbe6f
Diameter
62389972
Circumference
196003877.69287
Area
3.0571691102874E+15
Volume
1.271577967934E+23
Surface area
1.222867644115E+16
Circumference
196003877.69287
Perimeter
124779944
Area
973127151540196
Diagonal
44116372.279239
Surface area
5838762909241176
Volume
3.0356687868516E+22
Space diagonal
54031300.6934
Perimeter
93584958
Area
4.213764171731E+14
Altitude
27015650.3467
Surface area
4.213764171731E+14
Volume
3.5775699743652E+21
Height
14705457.426413