7142561 is an odd 7-digits composite number following 7142560
and preceding 7142562 . In scientific notation, it is written as 7.142561 × 10^6.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 7108500 positive integers (up to 7142561) that are relatively prime to 7142561.
7142561 has 4 divisors, whose sum is 7176624
The reverse of 7142561 is 1652417
Previous prime number is 211
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 26
Digital Root 8
Name
seven million one hundred forty-two thousand five hundred sixty-one
Scientific notation
7.142561 × 10^6
Engineering notation
7.142561 × 10^6
Prime Factorization
211 × 33851
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
7142561
Product of the distinct prime numbers
The prime factorization of 7142561 is 211 × 33851.
Since it has a total of 2 prime factors.
8 , 10 , 20 , 69 , 905 , 686 , 1988 , 539 , 6059 , 35476 , 184485 , 776498 , 5098432 , 5472802 , 1303714 , 72481017 , 239701910 , 318482383 , 5396032783 , 4114570068
n×2
14285122
n×3
21427683
n×4
28570244
n×5
35712805
n÷2
3571280.5
n÷3
2380853.6666667
n÷3
1785640.25
n÷5
1428512.2
n2
51016177638721
n3
3.643861607714E+20
n4
2.6026503808655E+27
n5
1.8589589107005E+34
2 √n
2672.5570152945
3 √n
192.58301698456
4 √n
51.696779544712
5 √n
23.483930780861
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
-7142560
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 7142561 can be divided by 4 positive divisors.
The sum of these divisors (counting 7142561) is 1, the average is 0.25.
Base
System
Value
2
Binary
11011001111110010100001
3
Ternary
111102212202022
4
Quaternary
123033302201
5
Quinary
3312030221
6
Senary
413031225
8
Octal
33176241
10
Decimal
7142561
12
Duodecimal
2485515
16
Hexadecimal
6cfca1
20
Vigesimal
24cg81
36
Base36
4938h
md5
f5e3935fc2963f1e240dd4db25622904
sha1
beccce2802a4389ca141bd36266814bcba076679
sha256
fc431fe2146e164d91bfb5e471aa6729fa03ee259559682c066eedef739d3d31
sha512
45e721f0b8feac5ea075e87a4e3ce3226f73f8219f9ff04cfd9b3e26af5feee6dbd3f7a32e5ee9a3e1242beb6fa32dd2372f84921e65f049046f28e8ccbd37c2
ripemd-160
089a89f896e18b4207cbc3a566beb56b8e96db0a
Diameter
14285122
Circumference
44878034.330834
Area
1.6027204888404E+14
Volume
1.526337180999E+21
Surface area
6.4108819553615E+14
Circumference
44878034.330834
Perimeter
28570244
Area
51016177638721
Diagonal
10101106.636277
Surface area
306097065832326
Volume
3.643861607714E+20
Space diagonal
12371278.54816
Perimeter
21427683
Area
22090652919556
Altitude
6185639.27408
Surface area
22090652919556
Volume
4.2943320875332E+19
Height
3367035.5454257