55142890 is an even 8-digits composite number following 55142889
and preceding 55142891 . In scientific notation, it is written as 5.5142890 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 20051920 positive integers (up to 55142890) that are relatively prime to 55142890.
55142890 has 8 divisors, whose sum is 84218400
The reverse of 55142890 is 09824155
Previous prime number is 55
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
fifty-five million one hundred forty-two thousand eight hundred ninety
Scientific notation
5.5142890 × 10^7
Engineering notation
5.5142890 × 10^6
Prime Factorization
2 × 55 × 501299
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
55142890
Product of the distinct prime numbers
The prime factorization of 55142890 is 2 × 55 × 501299.
Since it has a total of 3 prime factors.
9 , 8 , 51 , 56 , 42 , 919 , 946 , 8216 , 98619 , 80623 , 239621 , 198231 , 3769579 , 2895234 , 61875297 , 74176624 , 360478966 , 348547261 , 9429995587 , 9528384494
n×2
110285780
n×3
165428670
n×4
220571560
n×5
275714450
n÷2
27571445
n÷3
18380963.333333
n÷3
13785722.5
n÷5
11028578
n2
3040738317552100
n3
1.6767509856356E+23
n4
9.2460895158296E+30
n5
5.0985609710154E+38
2 √n
7425.8258799948
3 √n
380.62429696547
4 √n
86.173231806604
5 √n
35.342551921233
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
-55142889
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 55142890 can be divided by 8 positive divisors.
The sum of these divisors (counting 55142890) is 1, the average is 0.125.
Base
System
Value
2
Binary
11010010010110100111101010
3
Ternary
10211202112211021
4
Quaternary
3102112213222
5
Quinary
103104033030
6
Senary
5245523054
8
Octal
322264752
10
Decimal
55142890
12
Duodecimal
1657348a
16
Hexadecimal
34969ea
20
Vigesimal
h4ch4a
36
Base36
wtwiy
md5
d8c9138d0e92a8c9995e18d6bad7549a
sha1
94cba63f00bb9989ffcf2034f95f0684fbda266f
sha256
09ae2aeb6afd436b56f4c58bcf818fa454c450ae3a74ea720a4bf48af26da63d
sha512
7c4f013fad1646d660cfb69da4e71bed81f5fc9afbae30abdc68f1180a600b28680837694eaa2a9e6c6749723b7ee16bc55181c5d3d2c5fb6f336f1733ebc11f
ripemd-160
bd2bcb3ffb667d4b0e0f150960f3d9bc2db5950e
Diameter
110285780
Circumference
346472996.24342
Area
9.5527611599107E+15
Volume
7.0235581044963E+23
Surface area
3.8211044639643E+16
Circumference
346472996.24342
Perimeter
220571560
Area
3040738317552100
Diagonal
77983822.906448
Surface area
18244429905312600
Volume
1.6767509856356E+23
Space diagonal
95510287.156182
Perimeter
165428670
Area
1.3166783146304E+15
Altitude
47755143.578091
Surface area
1.3166783146304E+15
Volume
1.9760699871736E+22
Height
25994607.635483