20123897 is an odd 8-digits composite number following 20123896
and preceding 20123898 . In scientific notation, it is written as 2.0123897 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 19782756 positive integers (up to 20123897) that are relatively prime to 20123897.
20123897 has 4 divisors, whose sum is 20465040
The reverse of 20123897 is 79832102
Previous prime number is 59
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million one hundred twenty-three thousand eight hundred ninety-seven
Scientific notation
2.0123897 × 10^7
Engineering notation
2.0123897 × 10^6
Prime Factorization
59 × 341083
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20123897
Product of the distinct prime numbers
The prime factorization of 20123897 is 59 × 341083.
Since it has a total of 2 prime factors.
4 , 5 , 80 , 58 , 386 , 164 , 5807 , 1599 , 31787 , 40574 , 796792 , 228891 , 575091 , 6080339 , 37723174 , 99590009 , 725068165 , 217402043 , 4090013964 , 627161031
n×2
40247794
n×3
60371691
n×4
80495588
n×5
100619485
n÷2
10061948.5
n÷3
6707965.6666667
n÷3
5030974.25
n÷5
4024779.4
n2
404971230466609
n3
8.1495993298733E+21
n4
1.6400169750564E+29
n5
3.3003532684286E+36
2 √n
4485.9666739734
3 √n
272.00112185956
4 √n
66.977359413263
5 √n
28.889659099565
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
-20123896
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 20123897 can be divided by 4 positive divisors.
The sum of these divisors (counting 20123897) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110001000011111001
3
Ternary
1101212101210112
4
Quaternary
1030301003321
5
Quinary
20122431042
6
Senary
1555154105
8
Octal
114610371
10
Decimal
20123897
12
Duodecimal
68a5935
16
Hexadecimal
13310f9
20
Vigesimal
65f9eh
36
Base36
bzbp5
md5
2b0bbace96c9208a1053bd6177ffd305
sha1
b27627907c525ab0f0f8c9e2627d7bb459905532
sha256
3c38b8cfe7af0a019fdd530d32929b0cb0ca7065548fb7c656505e08a004bd14
sha512
fbcbe0e32661380cdf1f6a4ca265c5dda993c5ecdb2291fb7ad88d484e6e8781311a81df2faec39a4c7507e3551c499eb568e61518e4ac4843fbe32dfc19e8b0
ripemd-160
67d0c18e6cf657b687ef9173f96b6cf77d0e0437
Diameter
40247794
Circumference
126442173.9536
Area
1.2722546425491E+15
Volume
3.4136961845907E+22
Surface area
5.0890185701965E+15
Circumference
126442173.9536
Perimeter
80495588
Area
404971230466609
Diagonal
28459488.065199
Surface area
2429827382799654
Volume
8.1495993298733E+21
Space diagonal
34855612.050283
Perimeter
60371691
Area
1.7535768669296E+14
Altitude
17427806.025141
Surface area
1.7535768669296E+14
Volume
9.6043949168446E+20
Height
9486496.0217331