30207921 is an odd 8-digits composite number following 30207920
and preceding 30207922 . In scientific notation, it is written as 3.0207921 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 20138612 positive integers (up to 30207921) that are relatively prime to 30207921.
30207921 has 4 divisors, whose sum is 40277232
The reverse of 30207921 is 12970203
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
thirty million two hundred seven thousand nine hundred twenty-one
Scientific notation
3.0207921 × 10^7
Engineering notation
3.0207921 × 10^6
Prime Factorization
3 × 10069307
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30207921
Product of the distinct prime numbers
The prime factorization of 30207921 is 3 × 10069307.
Since it has a total of 2 prime factors.
6 , 3 , 70 , 89 , 182 , 661 , 4216 , 6351 , 11880 , 96998 , 97644 , 962258 , 1940212 , 5876014 , 7577106 , 98926300 , 519554386 , 934230401 , 7776568832 , 5454874931
n×2
60415842
n×3
90623763
n×4
120831684
n×5
151039605
n÷2
15103960.5
n÷3
10069307
n÷3
7551980.25
n÷5
6041584.2
n2
912518491142241
n3
2.7565286491464E+22
n4
8.3268999667651E+29
n5
2.5153833637094E+37
2 √n
5496.1733051279
3 √n
311.43944177711
4 √n
74.136180810235
5 √n
31.334600884507
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
-30207920
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 30207921 can be divided by 4 positive divisors.
The sum of these divisors (counting 30207921) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110011001110111110110001
3
Ternary
2002211201110220
4
Quaternary
1303032332301
5
Quinary
30213123141
6
Senary
2555243253
8
Octal
163167661
10
Decimal
30207921
12
Duodecimal
a149529
16
Hexadecimal
1ccefb1
20
Vigesimal
98fjg1
36
Base36
hzgkx
md5
381fff0de3131c3ba7c1c7c60946977f
sha1
75e0976acd551fbdc69919ad33f2e3084029f521
sha256
47c4b24af0df53851368e3775bde8c07c2ee8e96856d21bb76556e04c9c1ebd1
sha512
8f3e60b0a6ba40c47cc8fa18f7ae1725df0ed219be8e72deacc8cb4fbde00f367d59f58b23a2ed9d832b88e23ef3d2a8a78fef62c7133fde5796aa871f44a4df
ripemd-160
2aed6644997c24ec3072b353eee8944f10ec90f8
Diameter
60415842
Circumference
189801965.38764
Area
2.8667613880373E+15
Volume
1.1546520204758E+23
Surface area
1.1467045552149E+16
Circumference
189801965.38764
Perimeter
120831684
Area
912518491142241
Diagonal
42720451.569295
Surface area
5475110946853446
Volume
2.7565286491464E+22
Space diagonal
52321653.963027
Perimeter
90623763
Area
3.9513209737611E+14
Altitude
26160826.981513
Surface area
3.9513209737611E+14
Volume
3.248600167244E+21
Height
14240150.523098