20142957 is an odd 8-digits composite number following 20142956
and preceding 20142958 . In scientific notation, it is written as 2.0142957 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 13428636 positive integers (up to 20142957) that are relatively prime to 20142957.
20142957 has 4 divisors, whose sum is 26857280
The reverse of 20142957 is 75924102
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million one hundred forty-two thousand nine hundred fifty-seven
Scientific notation
2.0142957 × 10^7
Engineering notation
2.0142957 × 10^6
Prime Factorization
3 × 6714319
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20142957
Product of the distinct prime numbers
The prime factorization of 20142957 is 3 × 6714319.
Since it has a total of 2 prime factors.
6 , 7 , 54 , 31 , 309 , 968 , 8109 , 8907 , 5299 , 76654 , 603079 , 20926 , 7945228 , 2622393 , 18105022 , 13026863 , 634588850 , 631827036 , 2423730660 , 8119794122
n×2
40285914
n×3
60428871
n×4
80571828
n×5
100714785
n÷2
10071478.5
n÷3
6714319
n÷3
5035739.25
n÷5
4028591.4
n2
405738716703849
n3
8.1727775238008E+21
n4
1.6462390623249E+29
n5
3.316012264413E+36
2 √n
4488.0905739524
3 √n
272.08696847748
4 √n
66.993212894683
5 √n
28.895129495388
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
-20142956
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 20142957 can be divided by 4 positive divisors.
The sum of these divisors (counting 20142957) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110101101101101101
3
Ternary
1101220100221110
4
Quaternary
1030311231231
5
Quinary
20124033312
6
Senary
1555422233
8
Octal
114655555
10
Decimal
20142957
12
Duodecimal
68b4979
16
Hexadecimal
1335b6d
20
Vigesimal
65hh7h
36
Base36
bzqel
md5
b14d8cbed8ad89bac65fcf412cce0a96
sha1
8da137baeff5557bd809b154bc764c09d5767436
sha256
43a48c1abaad2465073e9a404fb373f474b9dda7da91dcd4e330601940e77d40
sha512
5718991c14636f6c065ae21bde7671974bda90a020d929f4d3fed42e016f96ed9389bd89e8c8505b5e4a442e2adbad770c5e1ac7f16118207223051055a91816
ripemd-160
debc4c340badc240dfdf4299a6ae387f38079a0e
Diameter
40285914
Circumference
126561931.46555
Area
1.2746657716738E+15
Volume
3.4234050437595E+22
Surface area
5.098663086695E+15
Circumference
126561931.46555
Perimeter
80571828
Area
405738716703849
Diagonal
28486442.975698
Surface area
2434432300223094
Volume
8.1727775238008E+21
Space diagonal
34888624.938675
Perimeter
60428871
Area
1.7569001798222E+14
Altitude
17444312.469338
Surface area
1.7569001798222E+14
Volume
9.6317106803476E+20
Height
9495480.9918994