1995087291 is an odd 10-digits composite number following 1995087290
and preceding 1995087292 . In scientific notation, it is written as 1.995087291 × 10^9.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 1310385440 positive integers (up to 1995087291) that are relatively prime to 1995087291.
1995087291 has 8 divisors, whose sum is 2005890480
The reverse of 1995087291 is 1927805991
Previous prime number is 1979
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 51
Digital Root 6
Name
one billion nine hundred ninety-five million eighty-seven thousand two hundred ninety-one
Scientific notation
1.995087291 × 10^9
Engineering notation
1.995087291 × 10^9
Prime Factorization
213 × 1979 × 4733
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1995087291
Product of the distinct prime numbers
The prime factorization of 1995087291 is 213 × 1979 × 4733.
Since it has a total of 3 prime factors.
6 , 2 , 58 , 41 , 243 , 285 , 2428 , 7070 , 52858 , 80115 , 417046 , 222359 , 4301523 , 7941619 , 45379830 , 93882051 , 580745245 , 922361818 , 2255301643 , 347810961
n×2
3990174582
n×3
5985261873
n×4
7980349164
n×5
9975436455
n÷2
997543645.5
n÷3
665029097
n÷3
498771822.75
n÷5
399017458.2
n2
3980373298709718681
n3
7.9411921816915E+27
n4
1.5843371597081E+37
n5
3.1608909319927E+46
2 √n
44666.400022836
3 √n
1258.8885998316
4 √n
211.34426896142
5 √n
72.442325015659
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1995087290
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1995087291 can be divided by 8 positive divisors.
The sum of these divisors (counting 1995087291) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110111010101001110110111011
3
Ternary
12011001002221020220
4
Quaternary
1312322221312323
5
Quinary
13041220243131
6
Senary
525545351123
8
Octal
16672516673
10
Decimal
1995087291
12
Duodecimal
4781984a3
16
Hexadecimal
76ea9dbb
20
Vigesimal
1b395i4b
36
Base36
wztn7f
md5
1411f2e60362b073bd746bcd77e4ab04
sha1
d8e623026f0be0e5b3fe83cc9ed3f5c0dc9b1360
sha256
6326354cf6f6dfe39b3e126a5514c546449e9233b285ea3937dc84076bfadadb
sha512
c95dcb0beff78b5fa4023b102506f48524ad527e28d0ce8195e8c171ab1cfa005922d8260bd28cdbaf118f1b26ff60e8fa853024e685ad2da917537a3237d2a1
ripemd-160
d780341d0086e28c93190d596321e44afdce282f
Diameter
3990174582
Circumference
12535503153.352
Area
1.2504711513771E+19
Volume
3.3263988024996E+28
Surface area
5.0018846055086E+19
Circumference
12535503153.352
Perimeter
7980349164
Area
3980373298709718681
Diagonal
2821479505.0504
Surface area
2.3882239792258E+19
Volume
7.9411921816915E+27
Space diagonal
3455592553.547
Perimeter
5985261873
Area
1.7235521966139E+18
Altitude
1727796276.7735
Surface area
1.7235521966139E+18
Volume
9.3587847372994E+26
Height
940493168.35013