55145787 is an odd 8-digits composite number following 55145786
and preceding 55145788 . In scientific notation, it is written as 5.5145787 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 36662952 positive integers (up to 55145787) that are relatively prime to 55145787.
55145787 has 8 divisors, whose sum is 73729536
The reverse of 55145787 is 78754155
Previous prime number is 367
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
fifty-five million one hundred forty-five thousand seven hundred eighty-seven
Scientific notation
5.5145787 × 10^7
Engineering notation
5.5145787 × 10^6
Prime Factorization
3 × 367 × 50087
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
55145787
Product of the distinct prime numbers
The prime factorization of 55145787 is 3 × 367 × 50087.
Since it has a total of 3 prime factors.
2 , 3 , 96 , 64 , 110 , 945 , 1866 , 1762 , 7612 , 59995 , 268309 , 715242 , 2028375 , 2091494 , 96313820 , 71460956 , 255007961 , 383449849 , 4346213484 , 3885035581
n×2
110291574
n×3
165437361
n×4
220583148
n×5
275728935
n÷2
27572893.5
n÷3
18381929
n÷3
13786446.75
n÷5
11029157.4
n2
3041057823849369
n3
1.6770152700868E+23
n4
9.2480326879955E+30
n5
5.0999004078124E+38
2 √n
7426.0209399112
3 √n
380.63096237165
4 √n
86.174363588664
5 √n
35.342923266375
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
-55145786
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 55145787 can be divided by 8 positive divisors.
The sum of these divisors (counting 55145787) is 1, the average is 0.125.
Base
System
Value
2
Binary
11010010010111010100111011
3
Ternary
10211202200210120
4
Quaternary
3102113110323
5
Quinary
103104131122
6
Senary
5245544323
8
Octal
322272473
10
Decimal
55145787
12
Duodecimal
165750a3
16
Hexadecimal
349753b
20
Vigesimal
h4d497
36
Base36
wtyrf
md5
0bc85387d428106363b0a3e23de21395
sha1
dad38f0ee1a821afbf647ab90ece1e39e2bd2035
sha256
a888573491c6d5bc7173cb0bac495e2c699f49b0d6a7a0c1e0ababdc1e5b196e
sha512
4076f5db840be9b6ce8cc7db231617266705d18c9e9fe81d0f86a3b739fdaf36ee772ada7b9b68fe74f00ed7606ae3d7b7c67987401ec587c4b80d7c75d33163
ripemd-160
e9bce7dbbc0d7b7cb6fbf0a81c001322487234ea
Diameter
110291574
Circumference
346491198.63126
Area
9.5537649185469E+15
Volume
7.0246651366168E+23
Surface area
3.8215059674188E+16
Circumference
346491198.63126
Perimeter
220583148
Area
3041057823849369
Diagonal
77987919.883138
Surface area
18246346943096214
Volume
1.6770152700868E+23
Space diagonal
95515304.907371
Perimeter
165437361
Area
1.3168166649155E+15
Altitude
47757652.453686
Surface area
1.3168166649155E+15
Volume
1.9763814493863E+22
Height
25995973.294379