51988161 is an odd 8-digits composite number following 51988160
and preceding 51988162 . In scientific notation, it is written as 5.1988161 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 32069520 positive integers (up to 51988161) that are relatively prime to 51988161.
51988161 has 16 divisors, whose sum is 74666240
The reverse of 51988161 is 16188915
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
fifty-one million nine hundred eighty-eight thousand one hundred sixty-one
Scientific notation
5.1988161 × 10^7
Engineering notation
5.1988161 × 10^6
Prime Factorization
3 × 19 × 43 × 21211
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
51988161
Product of the distinct prime numbers
The prime factorization of 51988161 is 3 × 19 × 43 × 21211.
Since it has a total of 4 prime factors.
6 , 2 , 64 , 33 , 467 , 180 , 5290 , 7897 , 65931 , 40994 , 886049 , 739496 , 558603 , 8069820 , 37260779 , 53744017 , 217708833 , 534817565 , 4447455884 , 1325789573
n×2
103976322
n×3
155964483
n×4
207952644
n×5
259940805
n÷2
25994080.5
n÷3
17329387
n÷3
12997040.25
n÷5
10397632.2
n2
2702768884161921
n3
1.405119838956E+23
n4
7.3049596411939E+30
n5
3.7977141792489E+38
2 √n
7210.2816172463
3 √n
373.22278712174
4 √n
84.913377139567
5 √n
34.928576865199
1 , 3 , 19 , 43 , 57 , 129 , 817 , 2451 , 21211 , 63633 , 403009 , 912073 , 1209027 , 2736219 , 17329387 , 51988161
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-51988160
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 51988161 can be divided by 16 positive divisors.
The sum of these divisors (counting 51988161) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11000110010100011011000001
3
Ternary
10121211021100110
4
Quaternary
3012110123001
5
Quinary
101302110121
6
Senary
5054141533
8
Octal
306243301
10
Decimal
51988161
12
Duodecimal
154b18a9
16
Hexadecimal
31946c1
20
Vigesimal
g4ia81
36
Base36
uyabl
md5
b3a966e4b1a548462408b4c9d314207b
sha1
08875689904126844030422bb601eb76b95c9bf1
sha256
45bbe21fb4ec11e04f0fe31bd518ad201970bb1f5bcc9f52953323bc940a5c53
sha512
d68889454eb6fa95a4ca45584b7c5f0763bf43a6ca5f3f4bcd04c6978d4e1fa9ad4becff57682b9344221ae3251ad0f4692dd61a0846b61ba09ef40b8590ad5b
ripemd-160
e4ae1de7874c198be5eafcf8b5ff902c636577fb
Diameter
103976322
Circumference
326651249.34249
Area
8.4909988708342E+15
Volume
5.8857522179699E+23
Surface area
3.3963995483337E+16
Circumference
326651249.34249
Perimeter
207952644
Area
2702768884161921
Diagonal
73522362.369036
Surface area
16216613304971526
Volume
1.405119838956E+23
Space diagonal
90046136.244071
Perimeter
155964483
Area
1.1703332571212E+15
Altitude
45023068.122035
Surface area
1.1703332571212E+15
Volume
1.6559496108426E+22
Height
24507454.123012