198421917 is an odd 9-digits composite number following 198421916
and preceding 198421918 . In scientific notation, it is written as 1.98421917 × 10^8.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 127805760 positive integers (up to 198421917) that are relatively prime to 198421917.
198421917 has 16 divisors, whose sum is 273541632
The reverse of 198421917 is 719124891
Previous prime number is 797
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred ninety-eight million four hundred twenty-one thousand nine hundred seventeen
Scientific notation
1.98421917 × 10^8
Engineering notation
1.98421917 × 10^6
Prime Factorization
3 × 31 × 797 × 2677
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
198421917
Product of the distinct prime numbers
The prime factorization of 198421917 is 3 × 31 × 797 × 2677.
Since it has a total of 4 prime factors.
1 , 1 , 43 , 9 , 197 , 828 , 6187 , 7176 , 53856 , 91059 , 874535 , 282639 , 6848562 , 5737585 , 90183466 , 92734710 , 532411027 , 900333371 , 858279292 , 4950949733
n×2
396843834
n×3
595265751
n×4
793687668
n×5
992109585
n÷2
99210958.5
n÷3
66140639
n÷3
49605479.25
n÷5
39684383.4
n2
39371257145954889
n3
7.8121203176003E+24
n4
1.5500958892529E+33
n5
3.0757299787938E+41
2 √n
14086.231469062
3 √n
583.26137013393
4 √n
118.68543073631
5 √n
45.65810980604
1 , 3 , 31 , 93 , 797 , 2391 , 2677 , 8031 , 24707 , 74121 , 82987 , 248961 , 2133569 , 6400707 , 66140639 , 198421917
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-198421916
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 198421917 can be divided by 16 positive divisors.
The sum of these divisors (counting 198421917) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1011110100111010110110011101
3
Ternary
111211100212200220
4
Quaternary
23310322312131
5
Quinary
401244000132
6
Senary
31404511553
8
Octal
1364726635
10
Decimal
198421917
12
Duodecimal
5654b5b9
16
Hexadecimal
bd3ad9d
20
Vigesimal
3202efh
36
Base36
3a4vbx
md5
91339c61f6b396719e9571030169a37a
sha1
f506bffe9120994f3b23babd9009f2fe28065638
sha256
6bd9af7e492edd522bf7d52f41778afc843e15250913dfd177cdf944453d68c1
sha512
80ed26197080dfb017370272faba8fbb8d2ac10a095f0f51e552fd9efa0736c143178e5c226939d1d880315e3afa108382c7ef0d731a88b84979461f5c422682
ripemd-160
dba60c771b1d30b8901cdc7b898803d93becbf39
Diameter
396843834
Circumference
1246721673.5168
Area
1.2368845221233E+17
Volume
3.2723333064977E+25
Surface area
4.9475380884931E+17
Circumference
1246721673.5168
Perimeter
793687668
Area
39371257145954889
Diagonal
280610966.09347
Surface area
236227542875729334
Volume
7.8121203176003E+24
Space diagonal
343676841.57921
Perimeter
595265751
Area
1.7048254433663E+16
Altitude
171838420.78961
Surface area
1.7048254433663E+16
Volume
9.2066720867007E+23
Height
93536988.697823