31494 is an even 5-digits composite number following 31493
and preceding 31495 . In scientific notation, it is written as 3.1494 × 10^4.
The sum of its digits is 21. It has a total of 4 prime factors and 16 positive divisors.
There are 10080 positive integers (up to 31494) that are relatively prime to 31494.
31494 has 16 divisors, whose sum is 65520
The reverse of 31494 is 49413
Previous prime number is 29
Is Prime? no
Number parity even
Number length 5
Sum of Digits 21
Digital Root 3
Name
thirty-one thousand four hundred ninety-four
Scientific notation
3.1494 × 10^4
Engineering notation
3.1494 × 10^3
Prime Factorization
2 × 3 × 29 × 181
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
31494
Product of the distinct prime numbers
The prime factorization of 31494 is 2 × 3 × 29 × 181.
Since it has a total of 4 prime factors.
9 , 8 , 52 , 28 , 140 , 317 , 6921 , 2173 , 1211 , 75874 , 134875 , 918091 , 7848800 , 2554790 , 57616851 , 17534593 , 758267047 , 953350273 , 5216769992 , 6844972666
n×2
62988
n×3
94482
n×4
125976
n×5
157470
n÷2
15747
n÷3
10498
n÷3
7873.5
n÷5
6298.8
n2
991872036
n3
31238017901784
n4
983810135798785296
n5
3.0984116416847E+22
2 √n
177.46548960291
3 √n
31.579792667431
4 √n
13.321617379392
5 √n
7.9368023393127
1 , 2 , 3 , 6 , 29 , 58 , 87 , 174 , 181 , 362 , 543 , 1086 , 5249 , 10498 , 15747 , 31494
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
-31493
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 31494 can be divided by 16 positive divisors.
The sum of these divisors (counting 31494) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111101100000110
3
Ternary
1121012110
4
Quaternary
13230012
5
Quinary
2001434
6
Senary
401450
8
Octal
75406
10
Decimal
31494
12
Duodecimal
16286
16
Hexadecimal
7b06
20
Vigesimal
3iee
36
Base36
oau
md5
db07748a120b8752dcac49ddfe281b71
sha1
aeb881288206e8651cba6cb0eb4d2d41d1d465f9
sha256
7cd0b80510baf4200bdcdd6b09b50322735e254dd3a1cb2a2abc922b2e00d20b
sha512
b4bc78542d71ee740ffd1b6a2106cda1d233f5a2c921facb1c042ab429b82d4e34d53e054fdbacb114d7224bd05f63490bed83637d35ab2d7ac576efd2bd2662
ripemd-160
889bed55877450ab3c4c489c4d9639e1fcf6b204
Diameter
62988
Circumference
197882.63806431
Area
3116057901.5988
Volume
1.3084950340393E+14
Surface area
12464231606.395
Circumference
197882.63806431
Perimeter
125976
Area
991872036
Diagonal
44539.241933378
Surface area
5951232216
Volume
31238017901784
Space diagonal
54549.208133574
Perimeter
94482
Area
429493190.2397
Altitude
27274.604066787
Surface area
429493190.2397
Volume
3681435714863
Height
14846.413977793