20142902 is an even 8-digits composite number following 20142901
and preceding 20142903 . In scientific notation, it is written as 2.0142902 × 10^7.
The sum of its digits is 20. It has a total of 4 prime factors and 16 positive divisors.
There are 9272640 positive integers (up to 20142902) that are relatively prime to 20142902.
20142902 has 16 divisors, whose sum is 32622912
The reverse of 20142902 is 20924102
Previous prime number is 521
Is Prime? no
Number parity even
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million one hundred forty-two thousand nine hundred two
Scientific notation
2.0142902 × 10^7
Engineering notation
2.0142902 × 10^6
Prime Factorization
2 × 13 × 521 × 1487
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20142902
Product of the distinct prime numbers
The prime factorization of 20142902 is 2 × 13 × 521 × 1487.
Since it has a total of 4 prime factors.
5 , 8 , 78 , 84 , 620 , 887 , 9157 , 1524 , 87994 , 79258 , 614729 , 859265 , 7132068 , 7714919 , 36657736 , 35037877 , 110070364 , 137126748 , 275939975 , 5146308653
n×2
40285804
n×3
60428706
n×4
80571608
n×5
100714510
n÷2
10071451
n÷3
6714300.6666667
n÷3
5035725.5
n÷5
4028580.4
n2
405736500981604
n3
8.1727105770954E+21
n4
1.646221082288E+29
n5
3.315966993086E+36
2 √n
4488.0844466209
3 √n
272.08672083431
4 √n
66.993167163681
5 √n
28.895113715839
1 , 2 , 13 , 26 , 521 , 1042 , 1487 , 2974 , 6773 , 13546 , 19331 , 38662 , 774727 , 1549454 , 10071451 , 20142902
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20142901
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20142902 can be divided by 16 positive divisors.
The sum of these divisors (counting 20142902) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100110101101100110110
3
Ternary
1101220100212102
4
Quaternary
1030311230312
5
Quinary
20124033102
6
Senary
1555422102
8
Octal
114655466
10
Decimal
20142902
12
Duodecimal
68b4932
16
Hexadecimal
1335b36
20
Vigesimal
65hh52
36
Base36
bzqd2
md5
f1647af8bb425faac22f13681c272292
sha1
890128d1d289464e0a1ccaef181830350d95e688
sha256
f6a21c07149f56bc5164b3d0bb318c171ee026b260a506e3a77e40354fa3e981
sha512
11b9009d0fa98ecbc30e5a7a927798bd6d00724e12029ff8d4ca868cb0ec740c9f6b98078f104da9680c84aa069c46a1e59e7ace3a273c922aa075131c76e6de
ripemd-160
b81372a6611ac2f07df4ad78070f9d783e9a6b54
Diameter
40285804
Circumference
126561585.89036
Area
1.274658810777E+15
Volume
3.4233770011891E+22
Surface area
5.0986352431081E+15
Circumference
126561585.89036
Perimeter
80571608
Area
405736500981604
Diagonal
28486365.193952
Surface area
2434419005889624
Volume
8.1727105770954E+21
Space diagonal
34888529.675881
Perimeter
60428706
Area
1.7568905854634E+14
Altitude
17444264.83794
Surface area
1.7568905854634E+14
Volume
9.6316317828986E+20
Height
9495455.0646507