20898983 is an odd 8-digits composite number following 20898982
and preceding 20898984 . In scientific notation, it is written as 2.0898983 × 10^7.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 17842176 positive integers (up to 20898983) that are relatively prime to 20898983.
20898983 has 8 divisors, whose sum is 23979552
The reverse of 20898983 is 38989802
Previous prime number is 257
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
twenty million eight hundred ninety-eight thousand nine hundred eighty-three
Scientific notation
2.0898983 × 10^7
Engineering notation
2.0898983 × 10^6
Prime Factorization
7 × 257 × 11617
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20898983
Product of the distinct prime numbers
The prime factorization of 20898983 is 7 × 257 × 11617.
Since it has a total of 3 prime factors.
2 , 6 , 67 , 47 , 550 , 276 , 9618 , 5318 , 75675 , 70619 , 28717 , 646087 , 3571892 , 4299815 , 89168923 , 18067938 , 188725524 , 330829350 , 907525176 , 7544092233
n×2
41797966
n×3
62696949
n×4
83595932
n×5
104494915
n÷2
10449491.5
n÷3
6966327.6666667
n÷3
5224745.75
n÷5
4179796.6
n2
436767490434289
n3
9.1279963575389E+21
n4
1.9076584070027E+29
n5
3.9868120617756E+36
2 √n
4571.5405499678
3 √n
275.44932824326
4 √n
67.613168465675
5 √n
29.108848819353
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20898982
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20898983 can be divided by 8 positive divisors.
The sum of these divisors (counting 20898983) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111101110010010100111
3
Ternary
1110022210000102
4
Quaternary
1033232102213
5
Quinary
20322231413
6
Senary
2023534315
8
Octal
117562247
10
Decimal
20898983
12
Duodecimal
6bba39b
16
Hexadecimal
13ee4a7
20
Vigesimal
6ac793
36
Base36
cfxrb
md5
9ae381aa11d21f3fc294950640c24a75
sha1
f522fa62f88fb26c39cfd38a3326f07a89cdfdca
sha256
559cd3f766d9788b402aadd11efe8ede21842974e303219a4fb1c6a1122acb46
sha512
91d1ca46763fd94995e2117a1caee99e1049bd9056c73465d91ff58657d4f45fe47259a0620d88316aa377e2c93915980623ab1e6ddffbd1e4f0527a96d65271
ripemd-160
9b8bdf58da216188abb889c802b69547dc52beca
Diameter
41797966
Circumference
131312182.9206
Area
1.3721455392752E+15
Volume
3.8235261731785E+22
Surface area
5.4885821571008E+15
Circumference
131312182.9206
Perimeter
83595932
Area
436767490434289
Diagonal
29555625.198405
Surface area
2620604942605734
Volume
9.1279963575389E+21
Space diagonal
36198100.382518
Perimeter
62696949
Area
1.8912587113164E+14
Altitude
18099050.191259
Surface area
1.8912587113164E+14
Volume
1.075744687177E+21
Height
9851875.0661349