31194938 is an even 8-digits composite number following 31194937
and preceding 31194939 . In scientific notation, it is written as 3.1194938 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 15492640 positive integers (up to 31194938) that are relatively prime to 31194938.
31194938 has 8 divisors, whose sum is 47106900
The reverse of 31194938 is 83949113
Previous prime number is 149
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
thirty-one million one hundred ninety-four thousand nine hundred thirty-eight
Scientific notation
3.1194938 × 10^7
Engineering notation
3.1194938 × 10^6
Prime Factorization
2 × 149 × 104681
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
31194938
Product of the distinct prime numbers
The prime factorization of 31194938 is 2 × 149 × 104681.
Since it has a total of 3 prime factors.
3 , 7 , 91 , 56 , 695 , 595 , 4662 , 3978 , 10397 , 53627 , 701326 , 69267 , 2696981 , 9879405 , 68631384 , 72585812 , 210804605 , 691094712 , 1995584970 , 8455159814
n×2
62389876
n×3
93584814
n×4
124779752
n×5
155974690
n÷2
15597469
n÷3
10398312.666667
n÷3
7798734.5
n÷5
6238987.6
n2
973124156823844
n3
3.0356547738422E+22
n4
9.4697062459412E+29
n5
2.9540689922035E+37
2 √n
5585.2428774405
3 √n
314.79515698588
4 √n
74.734482519387
5 √n
31.53674201281
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
-31194937
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 31194938 can be divided by 8 positive divisors.
The sum of these divisors (counting 31194938) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110111111111100111010
3
Ternary
2011200212102002
4
Quaternary
1312333330322
5
Quinary
30441214223
6
Senary
3032341002
8
Octal
166777472
10
Decimal
31194938
12
Duodecimal
a544762
16
Hexadecimal
1dbff3a
20
Vigesimal
9ej76i
36
Base36
ikm62
md5
8ed11f0d19e88b391657a4bb3381628e
sha1
7fcd975297154456c8ad84e16b269c9b3f27b015
sha256
8fde7f24f0f0e7edf9c021b2b30db5d8c3e5751e1110a78bff667584e50984b2
sha512
bfc6183b6b2c47f3d6778bf426fa26fd3ee27b1df4dbb48de90d9139b437c8051f017b077053e4f14c5c5ebf9471fd9c6c2c66727f3e596f1c6d44dee91ede2a
ripemd-160
a2efcc0fc0b2ed9d9c116c134971373302c533cd
Diameter
62389876
Circumference
196003576.09998
Area
3.0571597021086E+15
Volume
1.2715720981783E+23
Surface area
1.2228638808434E+16
Circumference
196003576.09998
Perimeter
124779752
Area
973124156823844
Diagonal
44116304.396988
Surface area
5838744940943064
Volume
3.0356547738422E+22
Space diagonal
54031217.554961
Perimeter
93584814
Area
4.2137512042288E+14
Altitude
27015608.777481
Surface area
4.2137512042288E+14
Volume
3.5775534598752E+21
Height
14705434.798996