199951387 is an odd 9-digits composite number following 199951386
and preceding 199951388 . In scientific notation, it is written as 1.99951387 × 10^8.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 199896496 positive integers (up to 199951387) that are relatively prime to 199951387.
199951387 has 4 divisors, whose sum is 200006280
The reverse of 199951387 is 783159991
Previous prime number is 3923
Is Prime? no Number parity odd Number length 9 Sum of Digits 52 Digital Root 7
Name
one hundred ninety-nine million nine hundred fifty-one thousand three hundred eighty-seven
Scientific notation
1.99951387 × 10^8
Engineering notation
1.99951387 × 10^6
Prime Factorization
3923 × 50969
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
199951387 Product of the distinct prime numbers
The prime factorization of 199951387 is 3923 × 50969.
Since it has a total of 2 prime factors.
9 , 5 , 70 , 87 , 261 , 519 , 1927 , 2287 , 5597 , 95248 , 460174 , 669372 , 361618 , 5930661 , 65473849 , 67569030 , 784784792 , 671714587 , 3407324952 , 8335472118
n×2
399902774
n×3
599854161
n×4
799805548
n×5
999756935
n÷2
99975693.5
n÷3
66650462.333333
n÷3
49987846.75
n÷5
39990277.4
n2
39980557163223769
n3
7.9941678578194E+24
n4
1.5984449510818E+33
n5
3.1961128501195E+41
2 √n14140.41679018
3 √n584.756162045
4 √n118.91348447581
5 √n45.728281879509
4 divisors
τ Total Divisors
4 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-199951386 Sum of the proper positive divisors of n
A Arithmetic Mean
0.25 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
4 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 199951387 can be divided by 4 positive divisors.
The sum of these divisors (counting 199951387) is 1, the average is 0.25.
Base
System
Value
2
Binary
1011111010110000010000011011
3
Ternary
111221020120201221
4
Quaternary
23322300100123
5
Quinary
402141421022
6
Senary
31501352511
8
Octal
1372602033
10
Decimal
199951387
12
Duodecimal
56b68737
16
Hexadecimal
beb041b
20
Vigesimal
329di97
36
Base36
3b1nh7
md5
57ec051df5d586b1e7713cd988cdbeec
sha1
615218823a930dc14828bdc3ba07b6c753dfc727
sha256
b47e984b6ea40f3ba5622f9bc2888c99fa1bcc82d84e6c56883b49e41cceedc9
sha512
f335e38eae1760a5052800f348ca9f47fa1193d499bd8c31d88126f5a014f4875a7cd32b50263b7e91a938e3c5d354b552138e2eb81b2dd8a95f0adedac050be
ripemd-160
b9e15ac814321435c47b633de2ffee0bd8cb834d
Diameter
399902774
Circumference
1256331616.9486
Area
1.2560262467041E+17
Volume
3.3485892018252E+25
Surface area
5.0241049868164E+17
Circumference
1256331616.9486
Perimeter
799805548
Area
39980557163223769
Diagonal
282773963.31071
Surface area
239883342979342614
Volume
7.9941678578194E+24
Space diagonal
346325961.32787
Perimeter
599854161
Area
1.7312089080404E+16
Altitude
173162980.66393
Surface area
1.7312089080404E+16
Volume
9.421217170346E+23
Height
94257987.770237