30871297 is an odd 8-digits composite number following 30871296
and preceding 30871298 . In scientific notation, it is written as 3.0871297 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 30436420 positive integers (up to 30871297) that are relatively prime to 30871297.
30871297 has 4 divisors, whose sum is 31306176
The reverse of 30871297 is 79217803
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
thirty million eight hundred seventy-one thousand two hundred ninety-seven
Scientific notation
3.0871297 × 10^7
Engineering notation
3.0871297 × 10^6
Prime Factorization
71 × 434807
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30871297
Product of the distinct prime numbers
The prime factorization of 30871297 is 71 × 434807.
Since it has a total of 2 prime factors.
6 , 3 , 6 , 98 , 66 , 467 , 8391 , 1382 , 52590 , 81180 , 98706 , 707927 , 7697835 , 8975096 , 73142063 , 85768849 , 880391166 , 481329245 , 7443795981 , 1279207963
n×2
61742594
n×3
92613891
n×4
123485188
n×5
154356485
n÷2
15435648.5
n÷3
10290432.333333
n÷3
7717824.25
n÷5
6174259.4
n2
953036978462209
n3
2.9421487614089E+22
n4
9.0827948231638E+29
n5
2.8039765657595E+37
2 √n
5556.1944710386
3 √n
313.70272553229
4 √n
74.539885102129
5 √n
31.471031320995
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
-30871296
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 30871297 can be divided by 4 positive divisors.
The sum of these divisors (counting 30871297) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110101110000111100000001
3
Ternary
2011002102110101
4
Quaternary
1311300330001
5
Quinary
30400340142
6
Senary
3021402401
8
Octal
165607401
10
Decimal
30871297
12
Duodecimal
a409401
16
Hexadecimal
1d70f01
20
Vigesimal
9cii4h
36
Base36
idog1
md5
5c39205f215715b143689b42887aa241
sha1
6a4f5a58fb06b5b1501d58aa69a94e7005d863bc
sha256
bc74fe8d6c1625d2f87945a98871cfc07d2853c3d433005b21f1360d830bc5d1
sha512
b86b1f4f134d0b690824a90f37a8c8ee2ccc2be93f5be8439a96979beafb0a37abc5c44e02d932bd1ccda7fa8c4b5ec68766b50d8835f60f7fb00a48c50b7424
ripemd-160
cf0cb4866994f36651d19680b557c2cc8d2223d8
Diameter
61742594
Circumference
193970079.72398
Area
2.9940539701363E+15
Volume
1.2324043912814E+23
Surface area
1.1976215880545E+16
Circumference
193970079.72398
Perimeter
123485188
Area
953036978462209
Diagonal
43658606.905448
Surface area
5718221870773254
Volume
2.9421487614089E+22
Space diagonal
53470654.899549
Perimeter
92613891
Area
4.1267711704712E+14
Altitude
26735327.449774
Surface area
4.1267711704712E+14
Volume
3.4673555674198E+21
Height
14552868.968483