1999080387 is an odd 10-digits composite number following 1999080386
and preceding 1999080388 . In scientific notation, it is written as 1.999080387 × 10^9.
The sum of its digits is 54. It has a total of 3 prime factors and 6 positive divisors.
There are 1332720252 positive integers (up to 1999080387) that are relatively prime to 1999080387.
1999080387 has 6 divisors, whose sum is 2887560572
The reverse of 1999080387 is 7830809991
Previous prime number is 3
Is Prime? no Number parity odd Number length 10 Sum of Digits 54 Digital Root 9
Name
one billion nine hundred ninety-nine million eighty thousand three hundred eighty-seven
Scientific notation
1.999080387 × 10^9
Engineering notation
1.999080387 × 10^9
Prime Factorization
3 × 3 × 222120043
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
666360129 Product of the distinct prime numbers
The prime factorization of 1999080387 is 3 × 3 × 222120043.
Since it has a total of 3 prime factors.
7 , 3 , 28 , 37 , 168 , 956 , 4784 , 6628 , 84549 , 91492 , 537167 , 669001 , 2749764 , 1841134 , 60184766 , 86295856 , 898767163 , 497218147 , 8023047072 , 7698064158
n×2
3998160774
n×3
5997241161
n×4
7996321548
n×5
9995401935
n÷2
999540193.5
n÷3
666360129
n÷3
499770096.75
n÷5
399816077.4
n2
3996322393688069769
n3
7.9889697173507E+27
n4
1.5970592674293E+37
n5
3.1926498583945E+46
2 √n44711.076781934
3 √n1259.7279136607
4 √n211.4499391864
5 √n72.471299973548
6 divisors
τ Total Divisors
6 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-1999080386 Sum of the proper positive divisors of n
A Arithmetic Mean
0.16666666666667 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
6 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1999080387 can be divided by 6 positive divisors.
The sum of these divisors (counting 1999080387) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1110111001001111000101111000011
3
Ternary
12011022121210202100
4
Quaternary
1313021320233003
5
Quinary
13043231033022
6
Senary
530211121443
8
Octal
16711705703
10
Decimal
1999080387
12
Duodecimal
4795a3283
16
Hexadecimal
77278bc3
20
Vigesimal
1b4e50j7
36
Base36
x278ar
md5
5df017dfaeda2adf342315e5a52cb47d
sha1
9593b894be055f0e9e07903e14c50c0b8be400f3
sha256
071063804e7007fce5386dcf83cb22ab4cca11046677baacc7866885a63edb92
sha512
cb0160ffddf9ebd3d80c21f244f4eff1395511026f0fe8a6718eafcb21292cc206808e4dbcace6b5dfbb8bd8cb651b05028be08103fc87c621a7570a89147e4b
ripemd-160
505c9552c44fb33886dc983b220bc33025b3a3bd
Diameter
3998160774
Circumference
12560592515.469
Area
1.2554817073387E+19
Volume
3.3464118098374E+28
Surface area
5.0219268293547E+19
Circumference
12560592515.469
Perimeter
7996321548
Area
3996322393688069769
Diagonal
2827126595.5695
Surface area
2.3977934362128E+19
Volume
7.9889697173507E+27
Space diagonal
3462508798.6985
Perimeter
5997241161
Area
1.7304583573233E+18
Altitude
1731254399.3492
Surface area
1.7304583573233E+18
Volume
9.4150911030544E+26
Height
942375531.85649