51988909 is an odd 8-digits composite number following 51988908
and preceding 51988910 . In scientific notation, it is written as 5.1988909 × 10^7.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 42102144 positive integers (up to 51988909) that are relatively prime to 51988909.
51988909 has 8 divisors, whose sum is 53366400
The reverse of 51988909 is 90988915
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
fifty-one million nine hundred eighty-eight thousand nine hundred nine
Scientific notation
5.1988909 × 10^7
Engineering notation
5.1988909 × 10^6
Prime Factorization
203 × 47 × 5449
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
51988909
Product of the distinct prime numbers
The prime factorization of 51988909 is 203 × 47 × 5449.
Since it has a total of 3 prime factors.
2 , 2 , 53 , 18 , 26 , 463 , 5339 , 8984 , 11357 , 85596 , 115687 , 833250 , 9577385 , 3055307 , 48005441 , 39414175 , 88961421 , 281515291 , 8524978250 , 7172387165
n×2
103977818
n×3
155966727
n×4
207955636
n×5
259944545
n÷2
25994454.5
n÷3
17329636.333333
n÷3
12997227.25
n÷5
10397781.8
n2
2702846659010281
n3
1.4051804899624E+23
n4
7.305380062123E+30
n5
3.7979873926013E+38
2 √n
7210.3334874332
3 √n
373.2245770761
4 √n
84.913682569025
5 √n
34.928677374333
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
-51988908
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 51988909 can be divided by 8 positive divisors.
The sum of these divisors (counting 51988909) is 1, the average is 0.125.
Base
System
Value
2
Binary
11000110010100100110101101
3
Ternary
10121211022101011
4
Quaternary
3012110212231
5
Quinary
101302121114
6
Senary
5054145221
8
Octal
306244655
10
Decimal
51988909
12
Duodecimal
154b2211
16
Hexadecimal
31949ad
20
Vigesimal
g4ic59
36
Base36
uyawd
md5
b812725f41f4945d30d893546ac45f69
sha1
46519337b0bae5ca966e746ea4dc694a100d9641
sha256
de7950dd2513ceecfba3015d9b411fa43fd5fc3bc4c49a09b8f0ef780c943db3
sha512
acbf1bea26b3423ffbbc949d1e502c16e24d054a268bc825bdefc5af7593d5f392794a4173e9db35e7134263d1d94e1a7908769725767ae63d861ab21aee9d07
ripemd-160
40ea007622d342c003740d51263a1d6402480954
Diameter
103977818
Circumference
326655949.1651
Area
8.4912432077264E+15
Volume
5.8860062723114E+23
Surface area
3.3964972830906E+16
Circumference
326655949.1651
Perimeter
207955636
Area
2702846659010281
Diagonal
73523420.200781
Surface area
16217079954061686
Volume
1.4051804899624E+23
Space diagonal
90047431.818075
Perimeter
155966727
Area
1.1703669346184E+15
Altitude
45023715.909037
Surface area
1.1703669346184E+15
Volume
1.6560210887391E+22
Height
24507806.733594