1998907425 is an odd 10-digits composite number following 1998907424
and preceding 1998907426 . In scientific notation, it is written as 1.998907425 × 10^9.
The sum of its digits is 54. It has a total of 4 prime factors and 16 positive divisors.
There are 1037266560 positive integers (up to 1998907425) that are relatively prime to 1998907425.
1998907425 has 16 divisors, whose sum is 2518273680
The reverse of 1998907425 is 5247098991
Previous prime number is 5
Is Prime? no Number parity odd Number length 10 Sum of Digits 54 Digital Root 9
Name
one billion nine hundred ninety-eight million nine hundred seven thousand four hundred twenty-five
Scientific notation
1.998907425 × 10^9
Engineering notation
1.998907425 × 10^9
Prime Factorization
45 × 37 × 5 × 240109
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
1998907425 Product of the distinct prime numbers
The prime factorization of 1998907425 is 45 × 37 × 5 × 240109.
Since it has a total of 4 prime factors.
6 , 6 , 31 , 4 , 837 , 40 , 6582 , 7375 , 52028 , 95418 , 750350 , 234672 , 1897778 , 6658242 , 6709328 , 19141880 , 731029063 , 77370854 , 3786921401 , 3397654843
n×2
3997814850
n×3
5996722275
n×4
7995629700
n×5
9994537125
n÷2
999453712.5
n÷3
666302475
n÷3
499726856.25
n÷5
399781485
n2
3995630893720130625
n3
7.9868962610166E+27
n4
1.5965066238851E+37
n5
3.1912689445456E+46
2 √n44709.142521413
3 √n1259.6915817311
4 √n211.44536533444
5 √n72.470045875424
1 , 5 , 37 , 45 , 185 , 225 , 1665 , 8325 , 240109 , 1200545 , 8884033 , 10804905 , 44420165 , 54024525 , 399781485 , 1998907425
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
-1998907424 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 1998907425 can be divided by 16 positive divisors.
The sum of these divisors (counting 1998907425) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110111001001001110100000100001
3
Ternary
12011022022000111100
4
Quaternary
1313021032200201
5
Quinary
13043210014200
6
Senary
530203305013
8
Octal
16711164041
10
Decimal
1998907425
12
Duodecimal
47951b169
16
Hexadecimal
7724e821
20
Vigesimal
1b4d38b5
36
Base36
x23iu9
md5
b6393f2ed058338da49e51ffe8b47eed
sha1
b404a4697852bc6b4ad4417da37d92ef7fe8e61a
sha256
ad09dca4c0dc05ecebd303367e32532fd0fd96c3413e430b207158f3723859dc
sha512
a9637678568eda569d2af41d85fcfe2f471c10c487acf4f4ad9b32442a6e74c9e3ed33410b3b108bc2f3b6a8ae5383b10615f43af500839e141d0f74a799cec6
ripemd-160
3d5db81f3d7e264ce1df2160a8a5ee3dfacf49fe
Diameter
3997814850
Circumference
12559505763.172
Area
1.2552644662168E+19
Volume
3.3455432824791E+28
Surface area
5.021057864867E+19
Circumference
12559505763.172
Perimeter
7995629700
Area
3995630893720130625
Diagonal
2826881990.3633
Surface area
2.3973785362321E+19
Volume
7.9868962610166E+27
Space diagonal
3462209219.7267
Perimeter
5996722275
Area
1.7301589290538E+18
Altitude
1731104609.8633
Surface area
1.7301589290538E+18
Volume
9.4126475113305E+26
Height
942293996.78776