51887961 is an odd 8-digits composite number following 51887960
and preceding 51887962 . In scientific notation, it is written as 5.1887961 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 32557056 positive integers (up to 51887961) that are relatively prime to 51887961.
51887961 has 8 divisors, whose sum is 61044840
The reverse of 51887961 is 16978815
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
fifty-one million eight hundred eighty-seven thousand nine hundred sixty-one
Scientific notation
5.1887961 × 10^7
Engineering notation
5.1887961 × 10^6
Prime Factorization
9 × 17 × 339137
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
51887961
Product of the distinct prime numbers
The prime factorization of 51887961 is 9 × 17 × 339137.
Since it has a total of 3 prime factors.
4 , 7 , 23 , 76 , 751 , 729 , 4396 , 6975 , 50304 , 40486 , 387794 , 946209 , 5681560 , 8392589 , 73223944 , 54608554 , 983728283 , 279498735 , 6096974582 , 5711752336
n×2
103775922
n×3
155663883
n×4
207551844
n×5
259439805
n÷2
25943980.5
n÷3
17295987
n÷3
12971990.25
n÷5
10377592.2
n2
2692360496737521
n3
1.3970109645266E+23
n4
7.2488050443927E+30
n5
3.7612571344005E+38
2 √n
7203.3298550046
3 √n
372.98285445175
4 √n
84.872432833073
5 √n
34.915102471626
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
-51887960
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 51887961 can be divided by 8 positive divisors.
The sum of these divisors (counting 51887961) is 1, the average is 0.125.
Base
System
Value
2
Binary
11000101111011111101011001
3
Ternary
10121122011220100
4
Quaternary
3011323331121
5
Quinary
101240403321
6
Senary
5052050013
8
Octal
305737531
10
Decimal
51887961
12
Duodecimal
15463909
16
Hexadecimal
317bf59
20
Vigesimal
g45ji1
36
Base36
uw509
md5
415afc96ed136a2efa159997dd931e3f
sha1
5e015a73da585a44bb7c92ceac59a421c17d9cd6
sha256
a9a4626fcf8647fb1f7e7570b97beafeb12a87eddb3369724193d66a0f1458a7
sha512
78c2e0ff483651d020eded613b431290c213e5f26acf3404ac003625ded93506a9813042070a84cf89ded638f738e772a120fd53483a3aaeaa42c1727e854e5d
ripemd-160
44f3966d4e519576d392b1117e055e7e6de10f03
Diameter
103775922
Circumference
326021674.17471
Area
8.458299957366E+15
Volume
5.8517858441881E+23
Surface area
3.3833199829464E+16
Circumference
326021674.17471
Perimeter
207551844
Area
2692360496737521
Diagonal
73380658.170086
Surface area
16154162980425126
Volume
1.3970109645266E+23
Space diagonal
89872584.753152
Perimeter
155663883
Area
1.1658262931602E+15
Altitude
44936292.376576
Surface area
1.1658262931602E+15
Volume
1.6463932106812E+22
Height
24460219.390029