199256987 is an odd 9-digits prime number following 199256986
and preceding 199256988 . In scientific notation, it is written as 1.99256987 × 10^8.
The sum of its digits is 56. It has a total of 1 prime factors and 2 positive divisors.
There are 199256986 positive integers (up to 199256987) that are relatively prime to 199256987.
199256987 has 2 divisors, whose sum is 199256988
The reverse of 199256987 is 789652991
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 56 Digital Root 2
Name
one hundred ninety-nine million two hundred fifty-six thousand nine hundred eighty-seven
Scientific notation
1.99256987 × 10^8
Engineering notation
1.99256987 × 10^6
Prime Factorization
199256987
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
199256987 Product of the distinct prime numbers
The prime factorization of 199256987 is 199256987.
Since it has a total of 1 prime factors.
1 , 1 , 66 , 13 , 976 , 658 , 7751 , 3970 , 76350 , 61136 , 109119 , 222204 , 850937 , 6439136 , 99613268 , 10410931 , 547200057 , 246470359 , 2593289838 , 942768718
n×2
398513974
n×3
597770961
n×4
797027948
n×5
996284935
n÷2
99628493.5
n÷3
66418995.666667
n÷3
49814246.75
n÷5
39851397.4
n2
39703346868318169
n3
7.911169270797E+24
n4
1.576355752546E+33
n5
3.1409989769243E+41
2 √n14115.841703561
3 √n584.07845458003
4 √n118.81010774998
5 √n45.696476227308
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
199256988 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
99628494 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
14115.841738982 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999899627 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 199256987 can be divided by 2 positive divisors.
The sum of these divisors (counting 199256987) is 199256988, the average is 99628494.
Base
System
Value
2
Binary
1011111000000110101110011011
3
Ternary
111212221022012102
4
Quaternary
23320012232123
5
Quinary
402002210422
6
Senary
31434434015
8
Octal
1370065633
10
Decimal
199256987
12
Duodecimal
5689290b
16
Hexadecimal
be06b9b
20
Vigesimal
3257297
36
Base36
3amrob
md5
a0164069e17c8bb0ed958b539042b19a
sha1
6d8bd709796751b9f2730a088d721e80850a4e6a
sha256
7b38b121f0b9f4d85f55f73806f39875188eaf9e599d6706ca6c1d917ac8c41f
sha512
9c2d27ce85362df7520fd00d4063d0f6b435948bdf9a3a1980927ac4b441ae5e4be46748b8c33bc3d67fd924c35277643bd66a3ce89b647d36931cbb2cae6340
ripemd-160
9fb820e98e0334762adfd8c3561ef0ea92cd73a3
Diameter
398513974
Circumference
1251968573.0713
Area
1.2473174284444E+17
Volume
3.3138228349921E+25
Surface area
4.9892697137774E+17
Circumference
1251968573.0713
Perimeter
797027948
Area
39703346868318169
Diagonal
281791933.413
Surface area
238220081209909014
Volume
7.911169270797E+24
Space diagonal
345123225.24709
Perimeter
597770961
Area
1.7192053501614E+16
Altitude
172561612.62355
Surface area
1.7192053501614E+16
Volume
9.3234023974919E+23
Height
93930644.471