30897 is an odd 5-digits composite number following 30896
and preceding 30898 . In scientific notation, it is written as 3.0897 × 10^4.
The sum of its digits is 27. It has a total of 2 prime factors and 4 positive divisors.
There are 20592 positive integers (up to 30897) that are relatively prime to 30897.
30897 has 4 divisors, whose sum is 34340
The reverse of 30897 is 79803
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 5
Sum of Digits 27
Digital Root 9
Name
thirty thousand eight hundred ninety-seven
Scientific notation
3.0897 × 10^4
Engineering notation
3.0897 × 10^3
Prime Factorization
9 × 3433
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
30897
Product of the distinct prime numbers
The prime factorization of 30897 is 9 × 3433.
Since it has a total of 2 prime factors.
3 , 3 , 1 , 42 , 218 , 533 , 2752 , 4284 , 89823 , 39511 , 892429 , 821564 , 271784 , 3621910 , 35983451 , 11484363 , 12607588 , 836894450 , 3634778351 , 9679223202
n×2
61794
n×3
92691
n×4
123588
n×5
154485
n÷2
15448.5
n÷3
10299
n÷3
7724.25
n÷5
6179.4
n2
954624609
n3
29495036544273
n4
911308144108402881
n5
2.8156687728517E+22
2 √n
175.77542490348
3 √n
31.378976284776
4 √n
13.258032467281
5 √n
7.9064815634673
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
-30896
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 30897 can be divided by 4 positive divisors.
The sum of these divisors (counting 30897) is 1, the average is 0.25.
Base
System
Value
2
Binary
111100010110001
3
Ternary
1120101100
4
Quaternary
13202301
5
Quinary
1442042
6
Senary
355013
8
Octal
74261
10
Decimal
30897
12
Duodecimal
15a69
16
Hexadecimal
78b1
20
Vigesimal
3h4h
36
Base36
nu9
md5
3635e869a5a13972dc2c7dcd0f80517d
sha1
1bdc0bc223db74bbcbbaf200a118771f7438b329
sha256
fc5ad102958e1457809534832dd2ac2e152c7459827d948b3909aa207f8ead09
sha512
b6dfb7ffc73a93e7300e27ee2482727338cd0986376c976d3adce54c79393aeb558e374f173230f44a9d237385ff343e59f7bd3a4322b22ba0a306ce3b33122b
ripemd-160
902b643d2e7f69a9cf4824dab21917291846bca3
Diameter
61794
Circumference
194131.57643593
Area
2999041658.5704
Volume
1.2354852016647E+14
Surface area
11996166634.282
Circumference
194131.57643593
Perimeter
123588
Area
954624609
Diagonal
43694.956436642
Surface area
5727747654
Volume
29495036544273
Space diagonal
53515.173801456
Perimeter
92691
Area
413364581.23589
Altitude
26757.586900728
Surface area
413364581.23589
Volume
3476023391966.7
Height
14564.985478881