18870122 is an even 8-digits composite number following 18870121
and preceding 18870123 . In scientific notation, it is written as 1.8870122 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 9424800 positive integers (up to 18870122) that are relatively prime to 18870122.
18870122 has 8 divisors, whose sum is 28335972
The reverse of 18870122 is 22107881
Previous prime number is 1021
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
eighteen million eight hundred seventy thousand one hundred twenty-two
Scientific notation
1.8870122 × 10^7
Engineering notation
1.8870122 × 10^6
Prime Factorization
2 × 1021 × 9241
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18870122
Product of the distinct prime numbers
The prime factorization of 18870122 is 2 × 1021 × 9241.
Since it has a total of 3 prime factors.
1 , 10 , 75 , 49 , 843 , 149 , 1044 , 8126 , 16953 , 28994 , 104429 , 358527 , 2755811 , 9898274 , 43862022 , 55590878 , 649448647 , 329112342 , 9195019535 , 1539804477
n×2
37740244
n×3
56610366
n×4
75480488
n×5
94350610
n÷2
9435061
n÷3
6290040.6666667
n÷3
4717530.5
n÷5
3774024.4
n2
356081504294884
n3
6.719301427988E+21
n4
1.2679403770091E+29
n5
2.3926189602887E+36
2 √n
4343.9753682543
3 √n
266.23076249435
4 √n
65.908841351175
5 √n
28.520355959669
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
-18870121
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 18870122 can be divided by 8 positive divisors.
The sum of these divisors (counting 18870122) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000111111110111101101010
3
Ternary
1022111200221102
4
Quaternary
1013332331222
5
Quinary
14312320442
6
Senary
1512241402
8
Octal
107767552
10
Decimal
18870122
12
Duodecimal
63a0262
16
Hexadecimal
11fef6a
20
Vigesimal
5hif62
36
Base36
b8ga2
md5
1694c1beb9a751af2be1f6516243959b
sha1
485ebefd0e57abe661b4449dd8ec0bcb19bbd3ef
sha256
be0185d9598bb249268fb0303db1d4ea818f678a6ca245f702d4264d9b02e470
sha512
3f9c7e7aadec18106b97f88428977382411b9d726898d3f1b48bf9f56bc98895c9c233866870e45e757650ece125d27d7ca84dec860ec498aef4410c832b2c5a
ripemd-160
aa214fa3a2d3e199a6462ff59adcf28231b40cbc
Diameter
37740244
Circumference
118564473.29509
Area
1.118663037972E+15
Volume
2.8145744004563E+22
Surface area
4.474652151888E+15
Circumference
118564473.29509
Perimeter
75480488
Area
356081504294884
Diagonal
26686382.456035
Surface area
2136489025769304
Volume
6.719301427988E+21
Space diagonal
32684010.049023
Perimeter
56610366
Area
1.5418781426857E+14
Altitude
16342005.024512
Surface area
1.5418781426857E+14
Volume
7.9187726742779E+20
Height
8895460.8186783