30721896 is an even 8-digits composite number following 30721895
and preceding 30721897 . In scientific notation, it is written as 3.0721896 × 10^7.
The sum of its digits is 36. It has a total of 6 prime factors and 32 positive divisors.
There are 10240560 positive integers (up to 30721896) that are relatively prime to 30721896.
30721896 has 32 divisors, whose sum is 85339200
The reverse of 30721896 is 69812703
Previous prime number is 3
Is Prime? no Number parity even Number length 8 Sum of Digits 36 Digital Root 9
Name
thirty million seven hundred twenty-one thousand eight hundred ninety-six
Scientific notation
3.0721896 × 10^7
Engineering notation
3.0721896 × 10^6
Prime Factorization
2 × 2 × 2 × 9 × 3 × 142231
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
6 Total number of prime factors
rad Radical
7680474 Product of the distinct prime numbers
The prime factorization of 30721896 is 2 × 2 × 2 × 9 × 3 × 142231.
Since it has a total of 6 prime factors.
7 , 1 , 45 , 55 , 232 , 265 , 5175 , 3974 , 60683 , 54665 , 36477 , 92211 , 752553 , 5414953 , 85846752 , 33817133 , 915797031 , 936296606 , 9032041741 , 3446116513
n×2
61443792
n×3
92165688
n×4
122887584
n×5
153609480
n÷2
15360948
n÷3
10240632
n÷3
7680474
n÷5
6144379.2
n2
943834893834816
n3
2.8996397449564E+22
n4
8.9082430682018E+29
n5
2.7367811708402E+37
2 √n5542.7336215986
3 √n313.19585438062
4 √n74.449537416955
5 √n31.440511503308
1 , 2 , 3 , 4 , 6 , 8 , 9 , 12 , 18 , 24 , 27 , 36 , 54 , 72 , 108 , 216 , 142231 , 284462 , 426693 , 568924 , 853386 , 1137848 , 1280079 , 1706772 , 2560158 , 3413544 , 3840237 , 5120316 , 7680474 , 10240632 , 15360948 , 30721896
32 divisors
τ Total Divisors
32 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-30721895 Sum of the proper positive divisors of n
A Arithmetic Mean
0.03125 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
32 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 30721896 can be divided by 32 positive divisors.
The sum of these divisors (counting 30721896) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1110101001100011101101000
3
Ternary
2010210211112000
4
Quaternary
1311030131220
5
Quinary
30331100041
6
Senary
3014251000
8
Octal
165143550
10
Decimal
30721896
12
Duodecimal
a356a60
16
Hexadecimal
1d4c768
20
Vigesimal
9c04eg
36
Base36
iah60
md5
3f14b57b82ef4ca2cae51b1d46797825
sha1
e80f92575749391e635507b180fef2a1849f3fa7
sha256
10a63dd6544010b5023833109e35aa2884ea9055754106fb57cc5b0e36491fb4
sha512
fa0013bd50e7bd9eae50d2024fcb5d69f0c80cb28cb075a89adf9013153560319651d52a353a80c2a6c143dbbfd8435f9c2b97e04dfd556609ffd8df1b641efa
ripemd-160
d0c85bf5e8e9353e40b5d1d78e95cb8e77ce91c8
Diameter
61443792
Circumference
193031365.5559
Area
2.9651447686732E+15
Volume
1.2145982561083E+23
Surface area
1.1860579074693E+16
Circumference
193031365.5559
Perimeter
122887584
Area
943834893834816
Diagonal
43447321.985016
Surface area
5663009363008896
Volume
2.8996397449564E+22
Space diagonal
53211884.776847
Perimeter
92165688
Area
4.0869249751957E+14
Altitude
26605942.388424
Surface area
4.0869249751957E+14
Volume
3.4172582110945E+21
Height
14482440.661672