51397988 is an even 8-digits composite number following 51397987
and preceding 51397989 . In scientific notation, it is written as 5.1397988 × 10^7.
The sum of its digits is 50. It has a total of 4 prime factors and 12 positive divisors.
There are 25684512 positive integers (up to 51397988) that are relatively prime to 51397988.
51397988 has 12 divisors, whose sum is 89997180
The reverse of 51397988 is 88979315
Previous prime number is 3109
Is Prime? no
Number parity even
Number length 8
Sum of Digits 50
Digital Root 5
Name
fifty-one million three hundred ninety-seven thousand nine hundred eighty-eight
Scientific notation
5.1397988 × 10^7
Engineering notation
5.1397988 × 10^6
Prime Factorization
2 × 2 × 3109 × 4133
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
25698994
Product of the distinct prime numbers
The prime factorization of 51397988 is 2 × 2 × 3109 × 4133.
Since it has a total of 4 prime factors.
6 , 9 , 7 , 59 , 295 , 827 , 8109 , 8201 , 98977 , 77686 , 329833 , 886345 , 3977008 , 8356219 , 95620957 , 82476865 , 148187202 , 569416368 , 5370331642 , 1294440689
n×2
102795976
n×3
154193964
n×4
205591952
n×5
256989940
n÷2
25698994
n÷3
17132662.666667
n÷3
12849497
n÷5
10279597.6
n2
2641753170448144
n3
1.3578079775366E+23
n4
6.9788598135728E+30
n5
3.586993529517E+38
2 √n
7169.2390112201
3 √n
371.80512589673
4 √n
84.671358860125
5 √n
34.848911997598
1 , 2 , 4 , 3109 , 4133 , 6218 , 8266 , 12436 , 16532 , 12849497 , 25698994 , 51397988
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
-51397987
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 51397988 can be divided by 12 positive divisors.
The sum of these divisors (counting 51397988) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
11000100000100010101100100
3
Ternary
10120201021210012
4
Quaternary
3010010111210
5
Quinary
101124213423
6
Senary
5033345352
8
Octal
304042544
10
Decimal
51397988
12
Duodecimal
15268258
16
Hexadecimal
3104564
20
Vigesimal
g14ej8
36
Base36
ulmxw
md5
c877c7b4a5e904953d4fdfd58dd22aba
sha1
8bbc81d0ba363fce86358dccbe781fba381a132d
sha256
1cd414d3f46d8ff5572f03142a198fe3e14f3393a923f1ef235365be1e01f216
sha512
aa63905a3c76fdb764e57d008b92609620bc53c15504a68e7bde3a989a691b0a9a6377745fc5e9e0268ac9ff0fd4e3f1c6bf3d8601bb475dbf84362ed8dcc3c8
ripemd-160
9dbeae7ee85e7b2280321274b6b1bc11c49b842f
Diameter
102795976
Circumference
322943083.02019
Area
8.2993123528774E+15
Volume
5.6875727562859E+23
Surface area
3.319724941151E+16
Circumference
322943083.02019
Perimeter
205591952
Area
2641753170448144
Diagonal
72687731.70829
Surface area
15850519022688864
Volume
1.3578079775366E+23
Space diagonal
89023926.622815
Perimeter
154193964
Area
1.1439126780681E+15
Altitude
44511963.311408
Surface area
1.1439126780681E+15
Volume
1.6001920474422E+22
Height
24229243.902763