42188021 is an odd 8-digits composite number following 42188020
and preceding 42188022 . In scientific notation, it is written as 4.2188021 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 42132672 positive integers (up to 42188021) that are relatively prime to 42188021.
42188021 has 4 divisors, whose sum is 42243372
The reverse of 42188021 is 12088124
Previous prime number is 773
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
forty-two million one hundred eighty-eight thousand twenty-one
Scientific notation
4.2188021 × 10^7
Engineering notation
4.2188021 × 10^6
Prime Factorization
773 × 54577
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42188021
Product of the distinct prime numbers
The prime factorization of 42188021 is 773 × 54577.
Since it has a total of 2 prime factors.
4 , 7 , 94 , 34 , 136 , 568 , 7961 , 7214 , 29827 , 78769 , 891166 , 803750 , 8146109 , 5674518 , 55089036 , 34042921 , 624837448 , 817600691 , 5315586747 , 7476908903
n×2
84376042
n×3
126564063
n×4
168752084
n×5
210940105
n÷2
21094010.5
n÷3
14062673.666667
n÷3
10547005.25
n÷5
8437604.2
n2
1779829115896441
n3
7.508746811785E+22
n4
3.1677916817927E+30
n5
1.336428619951E+38
2 √n
6495.2306348582
3 √n
348.12059556263
4 √n
80.592993708251
5 √n
33.499461873691
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
-42188020
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 42188021 can be divided by 4 positive divisors.
The sum of these divisors (counting 42188021) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100000111011110011110101
3
Ternary
2221101101002022
4
Quaternary
2200323303311
5
Quinary
41300004041
6
Senary
4104122525
8
Octal
240736365
10
Decimal
42188021
12
Duodecimal
12166445
16
Hexadecimal
283bcf5
20
Vigesimal
d3da11
36
Base36
p48hh
md5
aa16cf6cb20873041fd3395008bb1154
sha1
65e9504b08f9aec76174f46d445f61657dfe3dc8
sha256
9794a56695ff861f6154253f1d90df5a34005477f1f1f51bedd3bbb251c0ea3c
sha512
08051dfccd02376576049141067ea61f4fea10f584cc6b4528617799aa236e6af2c370431ebee8c189daecaa466ae8b29a28bd12797f9f7882c28e6b1ce1a28e
ripemd-160
a95651af3a6f62131b8ee48daa83da75de5f154c
Diameter
84376042
Circumference
265075153.68618
Area
5.5914980751455E+15
Volume
3.1452565095426E+23
Surface area
2.2365992300582E+16
Circumference
265075153.68618
Perimeter
168752084
Area
1779829115896441
Diagonal
59662871.467881
Surface area
10678974695378646
Volume
7.508746811785E+22
Space diagonal
73071795.842783
Perimeter
126564063
Area
7.7068861438076E+14
Altitude
36535897.921391
Surface area
7.7068861438076E+14
Volume
8.8491429813768E+21
Height
19887623.822627