30890765 is an odd 8-digits composite number following 30890764
and preceding 30890766 . In scientific notation, it is written as 3.0890765 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 24712608 positive integers (up to 30890765) that are relatively prime to 30890765.
30890765 has 4 divisors, whose sum is 37068924
The reverse of 30890765 is 56709803
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
thirty million eight hundred ninety thousand seven hundred sixty-five
Scientific notation
3.0890765 × 10^7
Engineering notation
3.0890765 × 10^6
Prime Factorization
5 × 6178153
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30890765
Product of the distinct prime numbers
The prime factorization of 30890765 is 5 × 6178153.
Since it has a total of 2 prime factors.
7 , 5 , 52 , 2 , 282 , 932 , 9175 , 4299 , 40066 , 52292 , 200456 , 988261 , 4530016 , 1053663 , 89524355 , 64079110 , 201833770 , 317882694 , 1580439016 , 1556565307
n×2
61781530
n×3
92672295
n×4
123563060
n×5
154453825
n÷2
15445382.5
n÷3
10296921.666667
n÷3
7722691.25
n÷5
6178153
n2
954239362285225
n3
2.9477183894103E+22
n4
9.1057276053451E+29
n5
2.8128289161073E+37
2 √n
5557.9461134487
3 √n
313.76865388581
4 √n
74.551633875112
5 √n
31.474999560812
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30890764
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30890765 can be divided by 4 positive divisors.
The sum of these divisors (counting 30890765) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110101110101101100001101
3
Ternary
2011010102011102
4
Quaternary
1311311230031
5
Quinary
30402001030
6
Senary
3022032445
8
Octal
165655415
10
Decimal
30890765
12
Duodecimal
a418725
16
Hexadecimal
1d75b0d
20
Vigesimal
9d16i5
36
Base36
ie3gt
md5
d9bbe8e4820faf8af04281ef7ca317b2
sha1
dd4f9dbb71a07b822cf762c3eb43d9fa6c4431e8
sha256
477038c1f2cfe45ec85cf16ae32cdfa723464086f687aea5372a390d35ebdc52
sha512
b93ef9ff62597569ee59cbb644016eeefc2e669f5625dcf56afca57a64d7159d13de90626444610823504ea6c0776c841a03a934201b66e13583e1b96c5b923f
ripemd-160
b097ba6990153aabf6648619d4f3b9b928acbbc1
Diameter
61781530
Circumference
194092400.77554
Area
2.9978313703215E+15
Volume
1.234737391603E+23
Surface area
1.1991325481286E+16
Circumference
194092400.77554
Perimeter
123563060
Area
954239362285225
Diagonal
43686138.81508
Surface area
5725436173711350
Volume
2.9477183894103E+22
Space diagonal
53504374.46467
Perimeter
92672295
Area
4.1319776451503E+14
Altitude
26752187.232335
Surface area
4.1319776451503E+14
Volume
3.4739194369672E+21
Height
14562046.271693