55187788 is an even 8-digits composite number following 55187787
and preceding 55187789 . In scientific notation, it is written as 5.5187788 × 10^7.
The sum of its digits is 49. It has a total of 4 prime factors and 12 positive divisors.
There are 27562032 positive integers (up to 55187788) that are relatively prime to 55187788.
55187788 has 12 divisors, whose sum is 96690160
The reverse of 55187788 is 88778155
Previous prime number is 919
Is Prime? no
Number parity even
Number length 8
Sum of Digits 49
Digital Root 4
Name
fifty-five million one hundred eighty-seven thousand seven hundred eighty-eight
Scientific notation
5.5187788 × 10^7
Engineering notation
5.5187788 × 10^6
Prime Factorization
2 × 2 × 919 × 15013
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
27593894
Product of the distinct prime numbers
The prime factorization of 55187788 is 2 × 2 × 919 × 15013.
Since it has a total of 4 prime factors.
6 , 8 , 10 , 39 , 246 , 962 , 5503 , 8408 , 15525 , 47995 , 481698 , 127989 , 7275505 , 6164909 , 5130589 , 72651385 , 543732180 , 252917102 , 7539474233 , 1863880709
n×2
110375576
n×3
165563364
n×4
220751152
n×5
275938940
n÷2
27593894
n÷3
18395929.333333
n÷3
13796947
n÷5
11037557.6
n2
3045691944332944
n3
1.6808500133715E+23
n4
9.2762394197746E+30
n5
5.1193513453576E+38
2 √n
7428.8483629699
3 √n
380.72757189168
4 √n
86.190767272196
5 √n
35.34830531337
1 , 2 , 4 , 919 , 1838 , 3676 , 15013 , 30026 , 60052 , 13796947 , 27593894 , 55187788
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
-55187787
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 55187788 can be divided by 12 positive divisors.
The sum of these divisors (counting 55187788) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
11010010100001100101001100
3
Ternary
10211211211102011
4
Quaternary
3102201211030
5
Quinary
103112002123
6
Senary
5250511004
8
Octal
322414514
10
Decimal
55187788
12
Duodecimal
16595464
16
Hexadecimal
34a194c
20
Vigesimal
h4i998
36
Base36
wuv64
md5
18eb97c178299a641ff7fbadb4999520
sha1
6569169b6a89da99a1a25a7a57badfa96e6a9fb0
sha256
16cd8cf647b291c7acaebe82d5f6071853aa34259575853abf927c998b0395e5
sha512
04204b9444a48cefc7f43fbcbb998a917d94947324a6400cc5ee38c35125ea3e033321f3ee758dc47f7824b62dc47b97169f7cbc7250c90dd178aa6eedaa44b2
ripemd-160
bd361fc24309924fa4cfbf2cb7e61e2cb0f5258c
Diameter
110375576
Circumference
346755098.69734
Area
9.568323437414E+15
Volume
7.0407280717258E+23
Surface area
3.8273293749656E+16
Circumference
346755098.69734
Perimeter
220751152
Area
3045691944332944
Diagonal
78047318.266971
Surface area
18274151665997664
Volume
1.6808500133715E+23
Space diagonal
95588052.77334
Perimeter
165563364
Area
1.318823297947E+15
Altitude
47794026.38667
Surface area
1.318823297947E+15
Volume
1.9809007376875E+22
Height
26015772.755657