30621072 is an even 8-digits composite number following 30621071
and preceding 30621073 . In scientific notation, it is written as 3.0621072 × 10^7.
The sum of its digits is 21. It has a total of 6 prime factors and 20 positive divisors.
There are 10207008 positive integers (up to 30621072) that are relatively prime to 30621072.
30621072 has 20 divisors, whose sum is 79104560
The reverse of 30621072 is 27012603
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 21
Digital Root 3
Name
thirty million six hundred twenty-one thousand seventy-two
Scientific notation
3.0621072 × 10^7
Engineering notation
3.0621072 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 3 × 637939
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
3827634
Product of the distinct prime numbers
The prime factorization of 30621072 is 2 × 2 × 2 × 2 × 3 × 637939.
Since it has a total of 6 prime factors.
4 , 2 , 39 , 72 , 498 , 959 , 389 , 5232 , 48324 , 77011 , 201859 , 9359 , 7966691 , 4244532 , 79966760 , 88168988 , 332219283 , 173458355 , 5834671004 , 6237734945
n×2
61242144
n×3
91863216
n×4
122484288
n×5
153105360
n÷2
15310536
n÷3
10207024
n÷3
7655268
n÷5
6124214.4
n2
937650050429184
n3
2.8711849704996E+22
n4
8.7918761706985E+29
n5
2.6921667323804E+37
2 √n
5533.6309960098
3 √n
312.85286050964
4 √n
74.388379442019
5 √n
31.419847885095
1 , 2 , 3 , 4 , 6 , 8 , 12 , 16 , 24 , 48 , 637939 , 1275878 , 1913817 , 2551756 , 3827634 , 5103512 , 7655268 , 10207024 , 15310536 , 30621072
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-30621071
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30621072 can be divided by 20 positive divisors.
The sum of these divisors (counting 30621072) is 1, the average is 0.05.
Base
System
Value
2
Binary
1110100110011110110010000
3
Ternary
2010121201012210
4
Quaternary
1310303312100
5
Quinary
30314333242
6
Senary
3012152120
8
Octal
164636620
10
Decimal
30621072
12
Duodecimal
a308640
16
Hexadecimal
1d33d90
20
Vigesimal
9b7cdc
36
Base36
i8bdc
md5
417532e45f9d01777b718d74540bba16
sha1
625ee14fc232e19353d11a4f05b2590ca873fa7e
sha256
7a038cbd109ee2a2bcf65539af3285b58050e9f862adb3e9e356d984f3a63e2b
sha512
38c142a8f4e2c94993c74d5343dce0dbd8e978f8f122ca6c0279994ae38cf38ccd58c3afe527728f1d50859a160f7f420734f6f42598e8bfd4a2a3f4fb5e5363
ripemd-160
1ad8e013e01abbdb64957c7f59b72353918a0340
Diameter
61242144
Circumference
192397869.68049
Area
2.9457145100664E+15
Volume
1.2026791480558E+23
Surface area
1.1782858040266E+16
Circumference
192397869.68049
Perimeter
122484288
Area
937650050429184
Diagonal
43304735.316803
Surface area
5625900302575104
Volume
2.8711849704996E+22
Space diagonal
53037252.486225
Perimeter
91863216
Area
4.0601438176572E+14
Altitude
26518626.243112
Surface area
4.0601438176572E+14
Volume
3.3837239378019E+21
Height
14434911.772268