30679945 is an odd 8-digits composite number following 30679944
and preceding 30679946 . In scientific notation, it is written as 3.0679945 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 24517296 positive integers (up to 30679945) that are relatively prime to 30679945.
30679945 has 8 divisors, whose sum is 36855936
The reverse of 30679945 is 54997603
Previous prime number is 1103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
thirty million six hundred seventy-nine thousand nine hundred forty-five
Scientific notation
3.0679945 × 10^7
Engineering notation
3.0679945 × 10^6
Prime Factorization
5 × 1103 × 5563
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
30679945
Product of the distinct prime numbers
The prime factorization of 30679945 is 5 × 1103 × 5563.
Since it has a total of 3 prime factors.
8 , 5 , 99 , 75 , 875 , 430 , 723 , 3419 , 11716 , 34594 , 269176 , 313602 , 4726635 , 7250450 , 25666622 , 78686506 , 326987831 , 620147900 , 6258709841 , 9165621503
n×2
61359890
n×3
92039835
n×4
122719780
n×5
153399725
n÷2
15339972.5
n÷3
10226648.333333
n÷3
7669986.25
n÷5
6135989
n2
941259025203025
n3
2.8877775123982E+22
n4
8.8596855252615E+29
n5
2.7181466463232E+37
2 √n
5538.948004811
3 √n
313.05323227765
4 √n
74.42410902934
5 √n
31.431920354444
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
-30679944
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 30679945 can be divided by 8 positive divisors.
The sum of these divisors (counting 30679945) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110101000010001110001001
3
Ternary
2010201200222021
4
Quaternary
1311002032021
5
Quinary
30323224240
6
Senary
3013324441
8
Octal
165021611
10
Decimal
30679945
12
Duodecimal
a336721
16
Hexadecimal
1d42389
20
Vigesimal
9bejh5
36
Base36
i9ksp
md5
a76d67064d1b554dfa70c99242b3b74b
sha1
983f71084aba9cfcc06895f54202b15cd9b6ec78
sha256
d5f343965a78c72eda2cb8c0a57809b2483cceafd2e559ac725c7c3cb56fa0ad
sha512
c4cb38272bde4254a2c3c0dd1f8d95e993fe96f5ea100e553f59664ac0a07c37ea451b9396a0879840dfdd4a29b6bde611afc1e3d644d1ed2d036ce305d511e0
ripemd-160
904a5f8e670a06833d256a0b0f5831bfcd92ec97
Diameter
61359890
Circumference
192767779.64908
Area
2.9570524387029E+15
Volume
1.2096294157536E+23
Surface area
1.1828209754812E+16
Circumference
192767779.64908
Perimeter
122719780
Area
941259025203025
Diagonal
43387994.311861
Surface area
5647554151218150
Volume
2.8877775123982E+22
Space diagonal
53139223.513419
Perimeter
92039835
Area
4.075771136836E+14
Altitude
26569611.756709
Surface area
4.075771136836E+14
Volume
3.403278435958E+21
Height
14462664.77062