198156931 is an odd 9-digits composite number following 198156930
and preceding 198156932 . In scientific notation, it is written as 1.98156931 × 10^8.
The sum of its digits is 43. It has a total of 4 prime factors and 10 positive divisors.
There are 169846740 positive integers (up to 198156931) that are relatively prime to 198156931.
198156931 has 10 divisors, whose sum is 231172132
The reverse of 198156931 is 139651891
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred ninety-eight million one hundred fifty-six thousand nine hundred thirty-one
Scientific notation
1.98156931 × 10^8
Engineering notation
1.98156931 × 10^6
Prime Factorization
7 × 49 × 7 × 82531
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
28308133
Product of the distinct prime numbers
The prime factorization of 198156931 is 7 × 49 × 7 × 82531.
Since it has a total of 4 prime factors.
1 , 8 , 28 , 95 , 5 , 256 , 5540 , 4506 , 50381 , 18185 , 505373 , 594692 , 158127 , 7104198 , 99441229 , 86102591 , 334672428 , 276098155 , 2912152044 , 2648696628
n×2
396313862
n×3
594470793
n×4
792627724
n×5
990784655
n÷2
99078465.5
n÷3
66052310.333333
n÷3
49539232.75
n÷5
39631386.2
n2
39266169303338761
n3
7.780863601276E+24
n4
1.5418320517585E+33
n5
3.0552470749389E+41
2 √n
14076.822475261
3 √n
583.00161228661
4 √n
118.64578574589
5 √n
45.645908303049
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-198156930
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 198156931 can be divided by 10 positive divisors.
The sum of these divisors (counting 198156931) is 1, the average is 0.1.
Base
System
Value
2
Binary
1011110011111010001010000011
3
Ternary
111210212102012121
4
Quaternary
23303322022003
5
Quinary
401212010211
6
Senary
31355105111
8
Octal
1363721203
10
Decimal
198156931
12
Duodecimal
56442197
16
Hexadecimal
bcfa283
20
Vigesimal
31i9c6b
36
Base36
39z6v7
md5
a22f56034ad319f71edf3d556f569bf5
sha1
fe2f012a887ce788c742662ae538ea0b3f2b335f
sha256
5065af2db34557c7a460666513a02746ed5a744fe4874589ed9effa64f29c518
sha512
4e8f1ab4fc6ea1d4dc3e98c84059df0da29d8525adbf3d2157c62cd6bc976a6b7cfc2ba6fa0a84a28e6e8d578abdf79ce1e861e97b78342ffc1fae6435b7706c
ripemd-160
f4e9f9bddfae69769a43bdd4426001d8725f021c
Diameter
396313862
Circumference
1245056717.375
Area
1.2335830901798E+17
Volume
3.2592405237804E+25
Surface area
4.9343323607193E+17
Circumference
1245056717.375
Perimeter
792627724
Area
39266169303338761
Diagonal
280236219.29843
Surface area
235597015820032566
Volume
7.780863601276E+24
Space diagonal
343217872.36392
Perimeter
594470793
Area
1.7002750062996E+16
Altitude
171608936.18196
Surface area
1.7002750062996E+16
Volume
9.1698356932498E+23
Height
93412073.099477