20201251 is an odd 8-digits composite number following 20201250
and preceding 20201252 . In scientific notation, it is written as 2.0201251 × 10^7.
The sum of its digits is 13. It has a total of 2 prime factors and 4 positive divisors.
There are 17315352 positive integers (up to 20201251) that are relatively prime to 20201251.
20201251 has 4 divisors, whose sum is 23087152
The reverse of 20201251 is 15210202
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 13
Digital Root 4
Name
twenty million two hundred one thousand two hundred fifty-one
Scientific notation
2.0201251 × 10^7
Engineering notation
2.0201251 × 10^6
Prime Factorization
7 × 2885893
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20201251
Product of the distinct prime numbers
The prime factorization of 20201251 is 7 × 2885893.
Since it has a total of 2 prime factors.
6 , 3 , 79 , 59 , 139 , 423 , 7463 , 1683 , 34399 , 96795 , 24274 , 269650 , 8979635 , 3015466 , 68231576 , 96125059 , 227968062 , 109745084 , 7482557712 , 30423613
n×2
40402502
n×3
60603753
n×4
80805004
n×5
101006255
n÷2
10100625.5
n÷3
6733750.3333333
n÷3
5050312.75
n÷5
4040250.2
n2
408090541965001
n3
8.243939468961E+21
n4
1.6653789044129E+29
n5
3.364273725815E+36
2 √n
4494.5801806175
3 √n
272.34919018281
4 √n
67.041630205549
5 √n
28.911834750452
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
-20201250
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 20201251 can be divided by 4 positive divisors.
The sum of these divisors (counting 20201251) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000011111100100011
3
Ternary
1102000022220111
4
Quaternary
1031003330203
5
Quinary
20132420001
6
Senary
2000552151
8
Octal
115037443
10
Decimal
20201251
12
Duodecimal
6922657
16
Hexadecimal
1343f23
20
Vigesimal
66532b
36
Base36
c0zdv
md5
1fae754837ad39659f032c287be7d9b2
sha1
7c367cad832980c0b7525d736644dc91a4787137
sha256
67099213ccf7fe86a2cee99c4405e1af7ab853b9a100f7d7fc108fd056013c86
sha512
74d3407b818c53b0af4fc8d741c26527cc27d1e3aea962e308f0b65175a06bd2344bd593c2bf472dba8d89a5291cee306d3362aba7dc3a894e2aaed70f99fb32
ripemd-160
ab21b92226733977bcb0862e82324f12e13c4e75
Diameter
40402502
Circumference
126928203.46985
Area
1.2820542486367E+15
Volume
3.4532132896436E+22
Surface area
5.1282169945469E+15
Circumference
126928203.46985
Perimeter
80805004
Area
408090541965001
Diagonal
28568883.141103
Surface area
2448543251790006
Volume
8.243939468961E+21
Space diagonal
34989593.108452
Perimeter
60603753
Area
1.7670838819293E+14
Altitude
17494796.554226
Surface area
1.7670838819293E+14
Volume
9.7155758369896E+20
Height
9522961.0470344