1998173854 is an even 10-digits composite number following 1998173853
and preceding 1998173855 . In scientific notation, it is written as 1.998173854 × 10^9.
The sum of its digits is 55. It has a total of 4 prime factors and 16 positive divisors.
There are 983428992 positive integers (up to 1998173854) that are relatively prime to 1998173854.
1998173854 has 16 divisors, whose sum is 3044593008
The reverse of 1998173854 is 4583718991
Previous prime number is 157
Is Prime? no
Number parity even
Number length 10
Sum of Digits 55
Digital Root 1
Name
one billion nine hundred ninety-eight million one hundred seventy-three thousand eight hundred fifty-four
Scientific notation
1.998173854 × 10^9
Engineering notation
1.998173854 × 10^9
Prime Factorization
2 × 107 × 157 × 59473
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1998173854
Product of the distinct prime numbers
The prime factorization of 1998173854 is 2 × 107 × 157 × 59473.
Since it has a total of 4 prime factors.
5 , 3 , 23 , 80 , 582 , 496 , 7751 , 2127 , 60753 , 50321 , 202785 , 660295 , 7388839 , 3730883 , 44170220 , 20461487 , 419536756 , 952143130 , 5740385484 , 8755861595
n×2
3996347708
n×3
5994521562
n×4
7992695416
n×5
9990869270
n÷2
999086927
n÷3
666057951.33333
n÷3
499543463.5
n÷5
399634770.8
n2
3992698750809213316
n3
7.9781062507654E+27
n4
1.5941643314713E+37
n5
3.1854174861254E+46
2 √n
44700.937954365
3 √n
1259.5374664937
4 √n
211.42596329298
5 √n
72.464725996279
1 , 2 , 107 , 157 , 214 , 314 , 16799 , 33598 , 59473 , 118946 , 6363611 , 9337261 , 12727222 , 18674522 , 999086927 , 1998173854
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
-1998173853
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 1998173854 can be divided by 16 positive divisors.
The sum of these divisors (counting 1998173854) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110111000110011011011010011110
3
Ternary
12011020220202020001
4
Quaternary
1313012123122132
5
Quinary
13043013030404
6
Senary
530135444514
8
Octal
16706333236
10
Decimal
1998173854
12
Duodecimal
47922673a
16
Hexadecimal
7719b69e
20
Vigesimal
1b48bece
36
Base36
x1nsta
md5
3e42327a6622d0ad465f7d70989a7c38
sha1
f8149577f622e21a2e8381b3b6b29aaf1ffe560a
sha256
adb53d420481df19dcb672fee7b29ce7a7ec54bac5bc51738c23005265b18137
sha512
c2391cbf918e3af4ffbda29766fd831576f88de2f08d22ef8205bbafa91d183a7549b716112d9eb94b97a1f63ac70dd25bddfacb2884e487755e37d44092ff0c
ripemd-160
19b9bbcbd6c161be4e01ade560faea93c4dc0bd8
Diameter
3996347708
Circumference
12554896600.643
Area
1.2543433063539E+19
Volume
3.3418613315951E+28
Surface area
5.0173732254157E+19
Circumference
12554896600.643
Perimeter
7992695416
Area
3992698750809213316
Diagonal
2825844564.3061
Surface area
2.3956192504855E+19
Volume
7.9781062507654E+27
Space diagonal
3460938637.4837
Perimeter
5994521562
Area
1.7288892739296E+18
Altitude
1730469318.7419
Surface area
1.7288892739296E+18
Volume
9.402288384905E+26
Height
941948188.10204