30897761 is an odd 8-digits composite number following 30897760
and preceding 30897762 . In scientific notation, it is written as 3.0897761 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 30474432 positive integers (up to 30897761) that are relatively prime to 30897761.
30897761 has 4 divisors, whose sum is 31321092
The reverse of 30897761 is 16779803
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
thirty million eight hundred ninety-seven thousand seven hundred sixty-one
Scientific notation
3.0897761 × 10^7
Engineering notation
3.0897761 × 10^6
Prime Factorization
73 × 423257
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30897761
Product of the distinct prime numbers
The prime factorization of 30897761 is 73 × 423257.
Since it has a total of 2 prime factors.
5 , 4 , 16 , 49 , 972 , 735 , 1847 , 7665 , 49692 , 15207 , 749513 , 986823 , 73422 , 5082351 , 76556135 , 806966 , 636353418 , 116341060 , 2231259697 , 9284380643
n×2
61795522
n×3
92693283
n×4
123591044
n×5
154488805
n÷2
15448880.5
n÷3
10299253.666667
n÷3
7724440.25
n÷5
6179552.2
n2
954671634813121
n3
2.9497216005935E+22
n4
9.1139793031676E+29
n5
2.8160155426822E+37
2 √n
5558.5754470008
3 √n
313.79233906388
4 √n
74.55585454544
5 √n
31.476425094636
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
-30897760
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 30897761 can be divided by 4 positive divisors.
The sum of these divisors (counting 30897761) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110101110111011001100001
3
Ternary
2011010202202112
4
Quaternary
1311313121201
5
Quinary
30402212021
6
Senary
3022125105
8
Octal
165673141
10
Decimal
30897761
12
Duodecimal
a420795
16
Hexadecimal
1d77661
20
Vigesimal
9d2481
36
Base36
ie8v5
md5
f76588266962de3059f465224dbb1fdb
sha1
812fbcaac9aae79f87461432b59227e82df8204a
sha256
701bb5c6873d3fd8be6116fbc5740732ebbf5cb673c2684fcbd993383b690ef2
sha512
ad369104002219440da21ca8a2ccfb2a89a9a1bfeb2f9b10619b00e92a4824bc196ab02c73b1e50072ae3d190039392a8077d5801a830008f25c1d4de5e5551b
ripemd-160
c321a659e78a021caf97fdde31d2e74d5776a30a
Diameter
61795522
Circumference
194136357.93995
Area
2.9991893945195E+15
Volume
1.2355764947413E+23
Surface area
1.1996757578078E+16
Circumference
194136357.93995
Perimeter
123591044
Area
954671634813121
Diagonal
43696032.653162
Surface area
5728029808878726
Volume
2.9497216005935E+22
Space diagonal
53516491.89212
Perimeter
92693283
Area
4.1338494401029E+14
Altitude
26758245.94606
Surface area
4.1338494401029E+14
Volume
3.4762802439868E+21
Height
14565344.217721