31491063 is an odd 8-digits composite number following 31491062
and preceding 31491064 . In scientific notation, it is written as 3.1491063 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 16 positive divisors.
There are 20372352 positive integers (up to 31491063) that are relatively prime to 31491063.
31491063 has 16 divisors, whose sum is 36041760
The reverse of 31491063 is 36019413
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
thirty-one million four hundred ninety-one thousand sixty-three
Scientific notation
3.1491063 × 10^7
Engineering notation
3.1491063 × 10^6
Prime Factorization
9 × 53 × 107 × 617
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
31491063
Product of the distinct prime numbers
The prime factorization of 31491063 is 9 × 53 × 107 × 617.
Since it has a total of 4 prime factors.
5 , 2 , 96 , 95 , 288 , 111 , 8491 , 1423 , 32750 , 77627 , 878956 , 851064 , 4422815 , 4611916 , 55423387 , 51796516 , 661424351 , 301622331 , 54341881 , 2137289460
n×2
62982126
n×3
94473189
n×4
125964252
n×5
157455315
n÷2
15745531.5
n÷3
10497021
n÷3
7872765.75
n÷5
6298212.6
n2
991687048869969
n3
3.1229279332248E+22
n4
9.8344320289643E+29
n5
3.0969671859333E+37
2 √n
5611.689852442
3 √n
315.78810970025
4 √n
74.91121312889
5 √n
31.596389882794
1 , 9 , 53 , 107 , 477 , 617 , 963 , 5553 , 5671 , 32701 , 51039 , 66019 , 294309 , 594171 , 3499007 , 31491063
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
-31491062
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 31491063 can be divided by 16 positive divisors.
The sum of these divisors (counting 31491063) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1111000001000001111110111
3
Ternary
2012020220121200
4
Quaternary
1320020033313
5
Quinary
31030203223
6
Senary
3042543543
8
Octal
170101767
10
Decimal
31491063
12
Duodecimal
a667bb3
16
Hexadecimal
1e083f7
20
Vigesimal
9gg7d3
36
Base36
iqynr
md5
45d430c504daf9019e8f4db3092704fd
sha1
0909f8f7345fcedda7a1cc8729571f6f9b6caa4f
sha256
aa7b00cde664904479ecb44f6021c2d307b4a4d3b593c4b08846f594fdce3c20
sha512
567c463339dc31f21fbd7af870536e6363eda6fd2d4e2aa8d74cdaac3d1f5e2dad671bb834ae777f0f80a411945d8864efd47f224f74ac557145ca2701652d17
ripemd-160
f7760991c86fee48b166d8ac6a84f0e6928dacb3
Diameter
62982126
Circumference
197864184.34907
Area
3.11547674739E+15
Volume
1.3081289936946E+23
Surface area
1.246190698956E+16
Circumference
197864184.34907
Perimeter
125964252
Area
991687048869969
Diagonal
44535088.388146
Surface area
5950122293219814
Volume
3.1229279332248E+22
Space diagonal
54544121.100352
Perimeter
94473189
Area
4.2941308846271E+14
Altitude
27272060.550176
Surface area
4.2941308846271E+14
Volume
3.6804058645669E+21
Height
14845029.462715