51988 is an even 5-digits composite number following 51987
and preceding 51989 . In scientific notation, it is written as 5.1988 × 10^4.
The sum of its digits is 31. It has a total of 4 prime factors and 12 positive divisors.
There are 25280 positive integers (up to 51988) that are relatively prime to 51988.
51988 has 12 divisors, whose sum is 93492
The reverse of 51988 is 88915
Previous prime number is 41
Is Prime? no
Number parity even
Number length 5
Sum of Digits 31
Digital Root 4
Name
fifty-one thousand nine hundred eighty-eight
Scientific notation
5.1988 × 10^4
Engineering notation
5.1988 × 10^3
Prime Factorization
2 × 2 × 41 × 317
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
25994
Product of the distinct prime numbers
The prime factorization of 51988 is 2 × 2 × 41 × 317.
Since it has a total of 4 prime factors.
1 , 4 , 59 , 50 , 891 , 530 , 3799 , 3589 , 64622 , 60607 , 894628 , 597673 , 4642290 , 6353964 , 26787344 , 95078640 , 713440172 , 241682112 , 9714740698 , 3307939991
n×2
103976
n×3
155964
n×4
207952
n×5
259940
n÷2
25994
n÷3
17329.333333333
n÷3
12997
n÷5
10397.6
n2
2702752144
n3
140510678462272
n4
7304869151896596736
n5
3.797655374688E+23
2 √n
228.00877176109
3 √n
37.322240184857
4 √n
15.099959329783
5 √n
8.7736563957979
1 , 2 , 4 , 41 , 82 , 164 , 317 , 634 , 1268 , 12997 , 25994 , 51988
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-51987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 51988 can be divided by 12 positive divisors.
The sum of these divisors (counting 51988) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1100101100010100
3
Ternary
2122022111
4
Quaternary
30230110
5
Quinary
3130423
6
Senary
1040404
8
Octal
145424
10
Decimal
51988
12
Duodecimal
26104
16
Hexadecimal
cb14
20
Vigesimal
69j8
36
Base36
1444
md5
20ae7a3afb68e72bc2821a0e997817f9
sha1
6344d393765531f4fffa786b9975127bc7d0890c
sha256
ba06c8f1ce46723c661781092665ce931a711f2e3e28acd0b0b85345ee04026f
sha512
50a9f96f17f0cecf47c43202d80c0c9c678f153e1fadcea5b8c22350a639e72f7fc7cbcb42f85f8f5f87e0ac6e39269844594e65528e047843a8239b0235ae9d
ripemd-160
def1d6971e3563c4f73e0ee8d575ff540ac37584
Diameter
103976
Circumference
326650.23774965
Area
8490946280.0645
Volume
5.8856975361066E+14
Surface area
33963785120.258
Circumference
326650.23774965
Perimeter
207952
Area
2702752144
Diagonal
73522.134680652
Surface area
16216512864
Volume
140510678462272
Space diagonal
90045.857383891
Perimeter
155964
Area
1170326008.4184
Altitude
45022.928691945
Surface area
1170326008.4184
Volume
16559342261633
Height
24507.378226884