202012981 is an odd 9-digits composite number following 202012980
and preceding 202012982 . In scientific notation, it is written as 2.02012981 × 10^8.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 201590764 positive integers (up to 202012981) that are relatively prime to 202012981.
202012981 has 4 divisors, whose sum is 202435200
The reverse of 202012981 is 189210202
Previous prime number is 479
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 25
Digital Root 7
Name
two hundred two million twelve thousand nine hundred eighty-one
Scientific notation
2.02012981 × 10^8
Engineering notation
2.02012981 × 10^6
Prime Factorization
479 × 421739
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
202012981
Product of the distinct prime numbers
The prime factorization of 202012981 is 479 × 421739.
Since it has a total of 2 prime factors.
8 , 6 , 5 , 69 , 353 , 302 , 1852 , 4968 , 8333 , 8170 , 208972 , 544438 , 7591869 , 9933137 , 51046568 , 84002949 , 649107001 , 162587966 , 7320780466 , 6653052233
n×2
404025962
n×3
606038943
n×4
808051924
n×5
1010064905
n÷2
101006490.5
n÷3
67337660.333333
n÷3
50503245.25
n÷5
40402596.2
n2
40809244492506361
n3
8.243997132289E+24
n4
1.6653944360492E+33
n5
3.364312945671E+41
2 √n
14213.127066202
3 √n
586.75899914834
4 √n
119.21882010069
5 √n
45.822191444766
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
-202012980
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 202012981 can be divided by 4 positive divisors.
The sum of these divisors (counting 202012981) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100000010100111100100110101
3
Ternary
112002010022201021
4
Quaternary
30002213210311
5
Quinary
403203403411
6
Senary
32013501141
8
Octal
1402474465
10
Decimal
202012981
12
Duodecimal
577a17b1
16
Hexadecimal
c0a7935
20
Vigesimal
332bc91
36
Base36
3c9u7p
md5
4b826611f9b304e455542877dc37e429
sha1
d1cc57b9dc4d2100685982de8f6a37f8fd8130d7
sha256
09421a778168793853de9ceba4587e3c6c5cc68039d6148ee93942ac0621ef3d
sha512
c2250845e7d7c61f6ca65959d3afff3fc97b83ed68205bc60f2a3e4dc869c754a426872c9f21cc3bfc0e623ad56abc7bb10b72058e35159fdfa6ab22ec7bd219
ripemd-160
5dc61d39e94cacc68b38fc7df12f4060e053c3df
Diameter
404025962
Circumference
1269284994.0787
Area
1.2820602269621E+17
Volume
3.4532374436019E+25
Surface area
5.1282409078483E+17
Circumference
1269284994.0787
Perimeter
808051924
Area
40809244492506361
Diagonal
285689497.50562
Surface area
244855466955038166
Volume
8.243997132289E+24
Space diagonal
349896746.88045
Perimeter
606038943
Area
1.767092121988E+16
Altitude
174948373.44022
Surface area
1.767092121988E+16
Volume
9.7156437938734E+23
Height
95229832.501873