30429721 is an odd 8-digits composite number following 30429720
and preceding 30429722 . In scientific notation, it is written as 3.0429721 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 26082612 positive integers (up to 30429721) that are relatively prime to 30429721.
30429721 has 4 divisors, whose sum is 34776832
The reverse of 30429721 is 12792403
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
thirty million four hundred twenty-nine thousand seven hundred twenty-one
Scientific notation
3.0429721 × 10^7
Engineering notation
3.0429721 × 10^6
Prime Factorization
7 × 4347103
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30429721
Product of the distinct prime numbers
The prime factorization of 30429721 is 7 × 4347103.
Since it has a total of 2 prime factors.
2 , 10 , 38 , 40 , 644 , 665 , 8608 , 1318 , 5211 , 49027 , 71733 , 428318 , 2698311 , 3128956 , 32007892 , 25285705 , 396320461 , 957179257 , 7001575317 , 6010535988
n×2
60859442
n×3
91289163
n×4
121718884
n×5
152148605
n÷2
15214860.5
n÷3
10143240.333333
n÷3
7607430.25
n÷5
6085944.2
n2
925967920137841
n3
2.8176945464745E+22
n4
8.574165891244E+29
n5
2.6090947587827E+37
2 √n
5516.3140773527
3 √n
312.19982610501
4 √n
74.271892916182
5 √n
31.380480850238
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
-30429720
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 30429721 can be divided by 4 positive divisors.
The sum of these divisors (counting 30429721) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110100000101001000011001
3
Ternary
2010020222201201
4
Quaternary
1310011020121
5
Quinary
30242222341
6
Senary
3004114201
8
Octal
164051031
10
Decimal
30429721
12
Duodecimal
a235961
16
Hexadecimal
1d05219
20
Vigesimal
9a3e61
36
Base36
i47q1
md5
8986873e7d861cdcf5e17c1809dfea3d
sha1
e9d6263f8b91411e0c42a4658d291ef872583794
sha256
46834058fddd03d34d8c1228e9d88c3287bb35c6204da59434e1f58df6967e9c
sha512
9cc849490b107a3be413d3df03041aabe2b6437a5b918c249080ca70ef0e63dd44e693c3f618687bb38c351fd6321be9938125b14c87f2553d0486f8d03c5c0b
ripemd-160
6b3cbbe137245cd830554a4fc74b07acad386cc5
Diameter
60859442
Circumference
191195575.88877
Area
2.9090140153649E+15
Volume
1.1802731316352E+23
Surface area
1.1636056061459E+16
Circumference
191195575.88877
Perimeter
121718884
Area
925967920137841
Diagonal
43034124.137429
Surface area
5555807520827046
Volume
2.8176945464745E+22
Space diagonal
52705822.832146
Perimeter
91289163
Area
4.0095587096441E+14
Altitude
26352911.416073
Surface area
4.0095587096441E+14
Volume
3.3206848685408E+21
Height
14344708.04581