198721617 is an odd 9-digits composite number following 198721616
and preceding 198721618 . In scientific notation, it is written as 1.98721617 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 130235520 positive integers (up to 198721617) that are relatively prime to 198721617.
198721617 has 8 divisors, whose sum is 269453280
The reverse of 198721617 is 716127891
Previous prime number is 59
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred ninety-eight million seven hundred twenty-one thousand six hundred seventeen
Scientific notation
1.98721617 × 10^8
Engineering notation
1.98721617 × 10^6
Prime Factorization
3 × 59 × 1122721
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
198721617
Product of the distinct prime numbers
The prime factorization of 198721617 is 3 × 59 × 1122721.
Since it has a total of 3 prime factors.
6 , 8 , 78 , 58 , 494 , 612 , 9067 , 8195 , 86239 , 20948 , 46816 , 80547 , 8875348 , 5294887 , 37867138 , 20416479 , 302827832 , 440780941 , 3199735571 , 7442679011
n×2
397443234
n×3
596164851
n×4
794886468
n×5
993608085
n÷2
99360808.5
n÷3
66240539
n÷3
49680404.25
n÷5
39744323.4
n2
39490281063094689
n3
7.8475725086427E+24
n4
1.5594822984422E+33
n5
3.0990284402931E+41
2 √n
14096.865502657
3 √n
583.55487853311
4 √n
118.73022152197
5 √n
45.671894045137
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
-198721616
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 198721617 can be divided by 8 positive divisors.
The sum of these divisors (counting 198721617) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011110110000100000001010001
3
Ternary
111211221002210220
4
Quaternary
23312010001101
5
Quinary
401333042432
6
Senary
31415143253
8
Octal
1366040121
10
Decimal
198721617
12
Duodecimal
56674b29
16
Hexadecimal
bd84051
20
Vigesimal
322040h
36
Base36
3abakx
md5
e9b08113dc64741a7f424904fcd81680
sha1
69c0c1c9339bda0b4e1e1aea970bd182e863a24b
sha256
ef9d97e726d493a84623286b3ccec6265a03ea3b6f0c183e0f678b9092febdfd
sha512
87bbaf8d6da5264933ae0fb50823a956fbf79e6a0024ab9a905575fdb21a0b87e86d2195f51fbd64c040f506ec141f5c6cbe235348991f67b8091d6c21ed1d81
ripemd-160
4fa7094a8964de7799f433983b03bf366872a899
Diameter
397443234
Circumference
1248604744.1534
Area
1.2406237687601E+17
Volume
3.2871834855553E+25
Surface area
4.9624950750406E+17
Circumference
1248604744.1534
Perimeter
794886468
Area
39490281063094689
Diagonal
281034805.89811
Surface area
236941686378568134
Volume
7.8475725086427E+24
Space diagonal
344195937.20624
Perimeter
596164851
Area
1.7099793301614E+16
Altitude
172097968.60312
Surface area
1.7099793301614E+16
Volume
9.2484528945239E+23
Height
93678268.632704