742021 is an odd 6-digits composite number following 742020
and preceding 742022 . In scientific notation, it is written as 7.42021 × 10^5.
The sum of its digits is 16. It has a total of 3 prime factors and 8 positive divisors.
There are 626640 positive integers (up to 742021) that are relatively prime to 742021.
742021 has 8 divisors, whose sum is 860544
The reverse of 742021 is 120247
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 16
Digital Root 7
Name
seven hundred forty-two thousand twenty-one
Scientific notation
7.42021 × 10^5
Engineering notation
7.42021 × 10^3
Prime Factorization
7 × 71 × 1493
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
742021
Product of the distinct prime numbers
The prime factorization of 742021 is 7 × 71 × 1493.
Since it has a total of 3 prime factors.
2 , 5 , 27 , 75 , 934 , 478 , 6564 , 2290 , 44392 , 24791 , 433734 , 983292 , 9438698 , 9084658 , 83940441 , 84541870 , 94271985 , 207937653 , 7631331274 , 5158521327
n×2
1484042
n×3
2226063
n×4
2968084
n×5
3710105
n÷2
371010.5
n÷3
247340.33333333
n÷3
185505.25
n÷5
148404.2
n2
550595164441
n3
408553174513675261
n4
3.0315503510581E+23
n5
2.2494740230425E+29
2 √n
861.40640814891
3 √n
90.532684591491
4 √n
29.349725861563
5 √n
14.930805542649
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
-742020
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 742021 can be divided by 8 positive divisors.
The sum of these divisors (counting 742021) is 1, the average is 0.125.
Base
System
Value
2
Binary
10110101001010000101
3
Ternary
1101200212021
4
Quaternary
2311022011
5
Quinary
142221041
6
Senary
23523141
8
Octal
2651205
10
Decimal
742021
12
Duodecimal
2b94b1
16
Hexadecimal
b5285
20
Vigesimal
4cf11
36
Base36
fwjp
md5
e68eca78e97571b552c93f651eac3b64
sha1
51dd3efff2bd84007c69cc6e077aac82cb24c425
sha256
f52f106b94c35a13f341f32efafdacfcfd2d3917cd88d8a3d0fb1dfa00078f57
sha512
d9f09454cd74d89d129081e38281ecbf1a3717f6c0adade140ab76b587758c2b2588ee858d83428fa432dfbcd95adbcea552857b07f60dd5bbb28617fe8d6cb8
ripemd-160
5d6078d9a90274acaf1a452723f0674e0641cab6
Diameter
1484042
Circumference
4662255.4448187
Area
1729745723709.9
Volume
1.7113435355373E+18
Surface area
6918982894839.6
Circumference
4662255.4448187
Perimeter
2968084
Area
550595164441
Diagonal
1049376.1617656
Surface area
3303570986646
Volume
408553174513675261
Space diagonal
1285218.0722831
Perimeter
2226063
Area
238414699803.39
Altitude
642609.03614153
Surface area
238414699803.39
Volume
4.8148453362318E+16
Height
349792.05392188