31193409 is an odd 8-digits composite number following 31193408
and preceding 31193410 . In scientific notation, it is written as 3.1193409 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 18576000 positive integers (up to 31193409) that are relatively prime to 31193409.
31193409 has 16 divisors, whose sum is 46237184
The reverse of 31193409 is 90439113
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
thirty-one million one hundred ninety-three thousand four hundred nine
Scientific notation
3.1193409 × 10^7
Engineering notation
3.1193409 × 10^6
Prime Factorization
3 × 31 × 13 × 25801
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
31193409
Product of the distinct prime numbers
The prime factorization of 31193409 is 3 × 31 × 13 × 25801.
Since it has a total of 4 prime factors.
3 , 10 , 32 , 40 , 390 , 456 , 5201 , 3515 , 14126 , 82119 , 317346 , 653057 , 4160013 , 2891298 , 73960365 , 96123340 , 501687367 , 486291024 , 6959198826 , 4324724156
n×2
62386818
n×3
93580227
n×4
124773636
n×5
155967045
n÷2
15596704.5
n÷3
10397803
n÷3
7798352.25
n÷5
6238681.8
n2
973028765041281
n3
3.0352084236698E+22
n4
9.4678497759776E+29
n5
2.9533451041263E+37
2 √n
5585.1059972036
3 √n
314.79001374053
4 √n
74.733566736799
5 √n
31.536432856087
1 , 3 , 13 , 31 , 39 , 93 , 403 , 1209 , 25801 , 77403 , 335413 , 799831 , 1006239 , 2399493 , 10397803 , 31193409
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
-31193408
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 31193409 can be divided by 16 positive divisors.
The sum of these divisors (counting 31193409) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110110111111100101000001
3
Ternary
2011200210022110
4
Quaternary
1312333211001
5
Quinary
30441142114
6
Senary
3032325533
8
Octal
166774501
10
Decimal
31193409
12
Duodecimal
a5438a9
16
Hexadecimal
1dbf941
20
Vigesimal
9ej3a9
36
Base36
ikkzl
md5
7b19829e0715ece7e72096c9fa7fa5cd
sha1
791f5e221e78e8cc4cc389db51866139d4cb63f8
sha256
68abf4dfb04ed4ea982f43a410a2885edd242681a962fc9ef4e2e2385d31259e
sha512
a5b3c145797d2a1599fd9c30dfd4197cc2622528e72485d114eea437a4b34c9fd8e7f5fa82ba2453c029078f8554cbaf49b457b6f9879a2ff9d18b4884d105bf
ripemd-160
28b3986d065e83567caef50cf784be8df7317539
Diameter
62386818
Circumference
195993969.10964
Area
3.0568600199852E+15
Volume
1.2713851314553E+23
Surface area
1.2227440079941E+16
Circumference
195993969.10964
Perimeter
124773636
Area
973028765041281
Diagonal
44114142.064451
Surface area
5838172590247686
Volume
3.0352084236698E+22
Space diagonal
54028569.249276
Perimeter
93580227
Area
4.2133381456937E+14
Altitude
27014284.624638
Surface area
4.2133381456937E+14
Volume
3.5770274311524E+21
Height
14704714.021484