51988157 is an odd 8-digits composite number following 51988156
and preceding 51988158 . In scientific notation, it is written as 5.1988157 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 46967472 positive integers (up to 51988157) that are relatively prime to 51988157.
51988157 has 8 divisors, whose sum is 57179136
The reverse of 51988157 is 75188915
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
fifty-one million nine hundred eighty-eight thousand one hundred fifty-seven
Scientific notation
5.1988157 × 10^7
Engineering notation
5.1988157 × 10^6
Prime Factorization
13 × 47 × 85087
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
51988157
Product of the distinct prime numbers
The prime factorization of 51988157 is 13 × 47 × 85087.
Since it has a total of 3 prime factors.
4 , 2 , 68 , 100 , 791 , 429 , 9238 , 1639 , 48197 , 97913 , 220369 , 194818 , 5405335 , 4325397 , 72742413 , 12108416 , 121030384 , 584847382 , 3137410314 , 4165171821
n×2
103976314
n×3
155964471
n×4
207952628
n×5
259940785
n÷2
25994078.5
n÷3
17329385.666667
n÷3
12997039.25
n÷5
10397631.4
n2
2702768468256649
n3
1.4051195146238E+23
n4
7.3049573930024E+30
n5
3.7977127182572E+38
2 √n
7210.2813398646
3 √n
373.22277754975
4 √n
84.913375506245
5 √n
34.928576327714
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
-51988156
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 51988157 can be divided by 8 positive divisors.
The sum of these divisors (counting 51988157) is 1, the average is 0.125.
Base
System
Value
2
Binary
11000110010100011010111101
3
Ternary
10121211021100022
4
Quaternary
3012110122331
5
Quinary
101302110112
6
Senary
5054141525
8
Octal
306243275
10
Decimal
51988157
12
Duodecimal
154b18a5
16
Hexadecimal
31946bd
20
Vigesimal
g4ia7h
36
Base36
uyabh
md5
bc6bf8865dfffd28b1b95b065c20734e
sha1
e981dab4538628c50ee0f433085408ca7b8d1fa2
sha256
f9f061e0aeda438a10160151962077db0b9413e28f0a07e6d06963cdda41d520
sha512
11d0fb2f1ec8031bba5c086b7ada9e34a8f9d8689957109831adab4b28a2ba1d2185e68b4575521224f396072cddd9ea8515398a37f42f40a179c0fa233f0310
ripemd-160
476db3942d13e5e3246b5636cb3cb8708340bc0c
Diameter
103976314
Circumference
326651224.20975
Area
8.4909975642292E+15
Volume
5.8857508594102E+23
Surface area
3.3963990256917E+16
Circumference
326651224.20975
Perimeter
207952628
Area
2702768468256649
Diagonal
73522356.712182
Surface area
16216610809539894
Volume
1.4051195146238E+23
Space diagonal
90046129.315868
Perimeter
155964471
Area
1.1703330770289E+15
Altitude
45023064.657934
Surface area
1.1703330770289E+15
Volume
1.6559492286134E+22
Height
24507452.237394