42021893 is an odd 8-digits composite number following 42021892
and preceding 42021894 . In scientific notation, it is written as 4.2021893 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 42008928 positive integers (up to 42021893) that are relatively prime to 42021893.
42021893 has 4 divisors, whose sum is 42034860
The reverse of 42021893 is 39812024
Previous prime number is 6397
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
forty-two million twenty-one thousand eight hundred ninety-three
Scientific notation
4.2021893 × 10^7
Engineering notation
4.2021893 × 10^6
Prime Factorization
6397 × 6569
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42021893
Product of the distinct prime numbers
The prime factorization of 42021893 is 6397 × 6569.
Since it has a total of 2 prime factors.
7 , 1 , 98 , 14 , 321 , 897 , 1872 , 6890 , 28827 , 55401 , 467874 , 672214 , 8378575 , 7361339 , 6949858 , 41400849 , 292998971 , 204786230 , 3370820091 , 9874251886
n×2
84043786
n×3
126065679
n×4
168087572
n×5
210109465
n÷2
21010946.5
n÷3
14007297.666667
n÷3
10505473.25
n÷5
8404378.6
n2
1765839491303449
n3
7.4203918158728E+22
n4
3.1181891090468E+30
n5
1.3103220909413E+38
2 √n
6482.4295599721
3 √n
347.66305133974
4 √n
80.513536501461
5 √n
33.473037381172
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
-42021892
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 42021893 can be divided by 4 positive divisors.
The sum of these divisors (counting 42021893) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100000010011010000000101
3
Ternary
2221001221012102
4
Quaternary
2200103100011
5
Quinary
41224200033
6
Senary
4100401445
8
Octal
240232005
10
Decimal
42021893
12
Duodecimal
120a6285
16
Hexadecimal
2813405
20
Vigesimal
d2ceed
36
Base36
p0oat
md5
9b7a9fac571547dab15d41a267502bfd
sha1
a3294b8d91cf2b1c4f5f26b4256be8d42e6008b4
sha256
63dee8d8c22f779ba2e2b352a55822e94ec0252836c67ffbb9cf7bab25018551
sha512
4da9265172c812ebb1993a16965c5855ca9ef7d6ef76250e7e464d605c1e43082f71d9265698acd16da2084955847e29b033c9a331af4dace8d540cb9f3a0a2a
ripemd-160
5d73e7ed00d6e0c1cbd56dcf0778d4df8f4c11de
Diameter
84043786
Circumference
264031340.67747
Area
5.5475483732977E+15
Volume
3.1082464554005E+23
Surface area
2.2190193493191E+16
Circumference
264031340.67747
Perimeter
168087572
Area
1765839491303449
Diagonal
59427930.997191
Surface area
10595036947820694
Volume
7.4203918158728E+22
Space diagonal
72784053.706223
Perimeter
126065679
Area
7.6463092923729E+14
Altitude
36392026.853111
Surface area
7.6463092923729E+14
Volume
8.745015620108E+21
Height
19809310.332397