198996857 is an odd 9-digits composite number following 198996856
and preceding 198996858 . In scientific notation, it is written as 1.98996857 × 10^8.
The sum of its digits is 62. It has a total of 2 prime factors and 4 positive divisors.
There are 198885876 positive integers (up to 198996857) that are relatively prime to 198996857.
198996857 has 4 divisors, whose sum is 199107840
The reverse of 198996857 is 758699891
Previous prime number is 1823
Is Prime? no Number parity odd Number length 9 Sum of Digits 62 Digital Root 8
Name
one hundred ninety-eight million nine hundred ninety-six thousand eight hundred fifty-seven
Scientific notation
1.98996857 × 10^8
Engineering notation
1.98996857 × 10^6
Prime Factorization
1823 × 109159
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
198996857 Product of the distinct prime numbers
The prime factorization of 198996857 is 1823 × 109159.
Since it has a total of 2 prime factors.
6 , 8 , 70 , 48 , 416 , 704 , 5766 , 706 , 79644 , 92575 , 523034 , 172228 , 3490976 , 2152961 , 87419435 , 32746606 , 435516602 , 415149862 , 5797246541 , 6847657884
n×2
397993714
n×3
596990571
n×4
795987428
n×5
994984285
n÷2
99498428.5
n÷3
66332285.666667
n÷3
49749214.25
n÷5
39799371.4
n2
39599749095878449
n3
7.8802256080684E+24
n4
1.5681401284565E+33
n5
3.1205495689842E+41
2 √n14106.624578545
3 √n583.82417241524
4 √n118.77131210248
5 √n45.68453864177
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
-198996856 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 198996857 can be divided by 4 positive divisors.
The sum of these divisors (counting 198996857) is 1, the average is 0.25.
Base
System
Value
2
Binary
1011110111000111001101111001
3
Ternary
111212110002100222
4
Quaternary
23313013031321
5
Quinary
401420344412
6
Senary
31425105425
8
Octal
1367071571
10
Decimal
198996857
12
Duodecimal
56788275
16
Hexadecimal
bdc7379
20
Vigesimal
323ec2h
36
Base36
3ah6yh
md5
feaf9f422b2af9da1674a3711fb55438
sha1
8070f1db40a1ecbbc1644c1f6e06204108042303
sha256
e7fd5b89aecf20325a787fdd96e43e5cc1e88f3a2d147746038fa28952541317
sha512
c1b6b730109f88c0e2568979e5648c207f841cf85313153a50c71facff595bc68b3ae2586a64e477a795cef3c843affabd92f70072172b730d89dd9dd3fa4182
ripemd-160
6e6c1761e95ee11ca0b0229dc71ef43f753336e3
Diameter
397993714
Circumference
1250334128.0773
Area
1.2440628084361E+17
Volume
3.3008611838584E+25
Surface area
4.9762512337444E+17
Circumference
1250334128.0773
Perimeter
795987428
Area
39599749095878449
Diagonal
281424054.03902
Surface area
237598494575270694
Volume
7.8802256080684E+24
Space diagonal
344672666.87052
Perimeter
596990571
Area
1.714719435026E+16
Altitude
172336333.43526
Surface area
1.714719435026E+16
Volume
9.2869349412418E+23
Height
93808018.013006