198989857 is an odd 9-digits composite number following 198989856
and preceding 198989858 . In scientific notation, it is written as 1.98989857 × 10^8.
The sum of its digits is 64. It has a total of 3 prime factors and 8 positive divisors.
There are 180771360 positive integers (up to 198989857) that are relatively prime to 198989857.
198989857 has 8 divisors, whose sum is 217234080
The reverse of 198989857 is 758989891
Previous prime number is 11243
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 64
Digital Root 1
Name
one hundred ninety-eight million nine hundred eighty-nine thousand eight hundred fifty-seven
Scientific notation
1.98989857 × 10^8
Engineering notation
1.98989857 × 10^6
Prime Factorization
11 × 11243 × 1609
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
198989857
Product of the distinct prime numbers
The prime factorization of 198989857 is 11 × 11243 × 1609.
Since it has a total of 3 prime factors.
3 , 9 , 1 , 21 , 208 , 130 , 1299 , 8559 , 97593 , 31768 , 556440 , 519320 , 5284777 , 9881916 , 39833494 , 69375048 , 3952806 , 716182418 , 9933725994 , 1151642601
n×2
397979714
n×3
596969571
n×4
795959428
n×5
994949285
n÷2
99494928.5
n÷3
66329952.333333
n÷3
49747464.25
n÷5
39797971.4
n2
39596963188880449
n3
7.8793940425896E+24
n4
1.5679194937816E+33
n5
3.120000758551E+41
2 √n
14106.376465982
3 √n
583.8173267173
4 √n
118.77026760087
5 √n
45.684217233407
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
-198989856
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 198989857 can be divided by 8 positive divisors.
The sum of these divisors (counting 198989857) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011110111000101100000100001
3
Ternary
111212102201202201
4
Quaternary
23313011200201
5
Quinary
401420133412
6
Senary
31425013201
8
Octal
1367054041
10
Decimal
198989857
12
Duodecimal
56784201
16
Hexadecimal
bdc5821
20
Vigesimal
323dech
36
Base36
3ah1k1
md5
c217351d8a68339eb6a6c28496d9bafe
sha1
d7303eb31717e0be7ef9acbd21e1ce013a4bde99
sha256
1c5dc7e0da1dc43e84f25e44a4233c7c782780e92365aa192dd99c86b5d00d06
sha512
c62032207fa935834545110618476eac2b874cd8173e58c4e92be5b9faaa6981dce55ab9e511207480a804d242044574152df7ca31529038d848f68064bb2df0
ripemd-160
5eb7d63513d6ad8989a70c0ac58ac35ee8fc7947
Diameter
397979714
Circumference
1250290145.7802
Area
1.2439752865865E+17
Volume
3.3005128585251E+25
Surface area
4.9759011463461E+17
Circumference
1250290145.7802
Perimeter
795959428
Area
39596963188880449
Diagonal
281414154.54408
Surface area
237581779133282694
Volume
7.8793940425896E+24
Space diagonal
344660542.51487
Perimeter
596969571
Area
1.7145988017144E+16
Altitude
172330271.25743
Surface area
1.7145988017144E+16
Volume
9.2859549319266E+23
Height
93804718.181361