51988487 is an odd 8-digits composite number following 51988486
and preceding 51988488 . In scientific notation, it is written as 5.1988487 × 10^7.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 49728096 positive integers (up to 51988487) that are relatively prime to 51988487.
51988487 has 4 divisors, whose sum is 54248880
The reverse of 51988487 is 78488915
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
fifty-one million nine hundred eighty-eight thousand four hundred eighty-seven
Scientific notation
5.1988487 × 10^7
Engineering notation
5.1988487 × 10^6
Prime Factorization
23 × 2260369
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
51988487
Product of the distinct prime numbers
The prime factorization of 51988487 is 23 × 2260369.
Since it has a total of 2 prime factors.
9 , 10 , 13 , 99 , 919 , 823 , 817 , 9552 , 17351 , 77398 , 65810 , 364050 , 540964 , 9324881 , 32845389 , 15752801 , 291267896 , 417159559 , 6924430172 , 697899433
n×2
103976974
n×3
155965461
n×4
207953948
n×5
259942435
n÷2
25994243.5
n÷3
17329495.666667
n÷3
12997121.75
n÷5
10397697.4
n2
2702802780549169
n3
1.4051462722014E+23
n4
7.3051428705443E+30
n5
3.7978332515844E+38
2 √n
7210.3042238175
3 √n
373.22356723765
4 √n
84.91351025495
5 √n
34.928620670124
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
-51988486
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 51988487 can be divided by 4 positive divisors.
The sum of these divisors (counting 51988487) is 1, the average is 0.25.
Base
System
Value
2
Binary
11000110010100100000000111
3
Ternary
10121211021210112
4
Quaternary
3012110200013
5
Quinary
101302112422
6
Senary
5054143235
8
Octal
306244007
10
Decimal
51988487
12
Duodecimal
154b1b1b
16
Hexadecimal
3194807
20
Vigesimal
g4ib47
36
Base36
uyakn
md5
ed3ebbbd7aafca14ed25fcb420af1a82
sha1
07946526b13e35fb62b856b75f95ee4b74279ca9
sha256
b6b700c2f006b4c830dc96ed9401fa0bbb01d2eef9a1d221dee8719722cf04b2
sha512
afffc67ddcc19ca995bee0ad334093eb3e0edaf61f6b38020a07b0b0926005c0ec3521dbe0c85a843e8f064d994b31317b384aa7d3b9d220be3ae3bb95d62d90
ripemd-160
816b9a6bc942dd6009aacccfeb6a0f0b66d2307d
Diameter
103976974
Circumference
326653297.6609
Area
8.4911053594753E+15
Volume
5.8858629412895E+23
Surface area
3.3964421437901E+16
Circumference
326653297.6609
Perimeter
207953948
Area
2702802780549169
Diagonal
73522823.402657
Surface area
16216816683295014
Volume
1.4051462722014E+23
Space diagonal
90046700.892634
Perimeter
155965461
Area
1.1703479346874E+15
Altitude
45023350.446317
Surface area
1.1703479346874E+15
Volume
1.6559807627211E+22
Height
24507607.800886