51988691 is an odd 8-digits composite number following 51988690
and preceding 51988692 . In scientific notation, it is written as 5.1988691 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 51928800 positive integers (up to 51988691) that are relatively prime to 51988691.
51988691 has 4 divisors, whose sum is 52048584
The reverse of 51988691 is 19688915
Previous prime number is 881
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
fifty-one million nine hundred eighty-eight thousand six hundred ninety-one
Scientific notation
5.1988691 × 10^7
Engineering notation
5.1988691 × 10^6
Prime Factorization
881 × 59011
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
51988691
Product of the distinct prime numbers
The prime factorization of 51988691 is 881 × 59011.
Since it has a total of 2 prime factors.
5 , 5 , 26 , 15 , 304 , 757 , 6401 , 6124 , 2708 , 45757 , 15642 , 217895 , 225323 , 5651507 , 8674701 , 46751976 , 704986984 , 994974716 , 2032798925 , 1953904277
n×2
103977382
n×3
155966073
n×4
207954764
n×5
259943455
n÷2
25994345.5
n÷3
17329563.666667
n÷3
12997172.75
n÷5
10397738.2
n2
2702823991893481
n3
1.4051628134194E+23
n4
7.305257531155E+30
n5
3.7979077646264E+38
2 √n
7210.3183702247
3 √n
373.22405540668
4 √n
84.913593553828
5 √n
34.928648081683
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
-51988690
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 51988691 can be divided by 4 positive divisors.
The sum of these divisors (counting 51988691) is 1, the average is 0.25.
Base
System
Value
2
Binary
11000110010100100011010011
3
Ternary
10121211022002002
4
Quaternary
3012110203103
5
Quinary
101302114231
6
Senary
5054144215
8
Octal
306244323
10
Decimal
51988691
12
Duodecimal
154b206b
16
Hexadecimal
31948d3
20
Vigesimal
g4ibeb
36
Base36
uyaqb
md5
1f136f2fea3eba09f7497a1917d975b8
sha1
ccf9f1c08cca1b23392bd77b34c666e6b4de752e
sha256
56e03e8264b7d2045956f479e280ae8d138d89347b37e17b9dfb01a480747668
sha512
d67153da83bdf6c9bc81f94ee3629c3f2a7e2dc594987aa5322bc2f11eb78817bd9f0c15eed5d6a1c037dab79255e32593efec59206144206c0fe3a19e6012d9
ripemd-160
35204da874af3bda6436872ed172a4a671c6014c
Diameter
103977382
Circumference
326654579.4307
Area
8.4911719968788E+15
Volume
5.8859322289811E+23
Surface area
3.3964687987515E+16
Circumference
326654579.4307
Perimeter
207954764
Area
2702823991893481
Diagonal
73523111.902224
Surface area
16216943951360886
Volume
1.4051628134194E+23
Space diagonal
90047054.230999
Perimeter
155966073
Area
1.1703571194689E+15
Altitude
45023527.115499
Surface area
1.1703571194689E+15
Volume
1.6560002567333E+22
Height
24507703.967408