20142689 is an odd 8-digits composite number following 20142688
and preceding 20142690 . In scientific notation, it is written as 2.0142689 × 10^7.
The sum of its digits is 32. It has a total of 4 prime factors and 16 positive divisors.
There are 16578432 positive integers (up to 20142689) that are relatively prime to 20142689.
20142689 has 16 divisors, whose sum is 23952768
The reverse of 20142689 is 98624102
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million one hundred forty-two thousand six hundred eighty-nine
Scientific notation
2.0142689 × 10^7
Engineering notation
2.0142689 × 10^6
Prime Factorization
7 × 37 × 83 × 937
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20142689
Product of the distinct prime numbers
The prime factorization of 20142689 is 7 × 37 × 83 × 937.
Since it has a total of 4 prime factors.
2 , 9 , 80 , 33 , 21 , 373 , 8128 , 9881 , 69294 , 40046 , 808220 , 548767 , 6781774 , 2522052 , 50470772 , 34785858 , 944279963 , 551667255 , 9631657920 , 4494979460
n×2
40285378
n×3
60428067
n×4
80570756
n×5
100713445
n÷2
10071344.5
n÷3
6714229.6666667
n÷3
5035672.25
n÷5
4028537.8
n2
405727920150721
n3
8.1724513142128E+21
n4
1.6461514518983E+29
n5
3.3157916742486E+36
2 √n
4488.0607170581
3 √n
272.08576177562
4 √n
66.992990059096
5 √n
28.895052605625
1 , 7 , 37 , 83 , 259 , 581 , 937 , 3071 , 6559 , 21497 , 34669 , 77771 , 242683 , 544397 , 2877527 , 20142689
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
-20142688
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 20142689 can be divided by 16 positive divisors.
The sum of these divisors (counting 20142689) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100110101101001100001
3
Ternary
1101220100120112
4
Quaternary
1030311221201
5
Quinary
20124031224
6
Senary
1555421105
8
Octal
114655141
10
Decimal
20142689
12
Duodecimal
68b4795
16
Hexadecimal
1335a61
20
Vigesimal
65hge9
36
Base36
bzq75
md5
102837bae92ee31f60b3484da086df0e
sha1
681044fc8c193ba32ced34c95ae1cd3b083708c1
sha256
86da40f632bf04120f90036cb3e7e8a8b3674e8f08790e084470272e0d40d9ba
sha512
c22df3d71b8501c417bc816bfff8507555321fa914bd96dd49aa726f9fa2fed5e9f0762f3d5dd218bfc686b082b26dcbedb96b8aaa19e0731f06f9223345c406
ripemd-160
2f3357470f117f0fd31908047cb4ba31eb95d5ff
Diameter
40285378
Circumference
126560247.57189
Area
1.2746318533018E+15
Volume
3.4232684014068E+22
Surface area
5.0985274132071E+15
Circumference
126560247.57189
Perimeter
80570756
Area
405727920150721
Diagonal
28486063.966463
Surface area
2434367520904326
Volume
8.1724513142128E+21
Space diagonal
34888160.749059
Perimeter
60428067
Area
1.7568534293757E+14
Altitude
17444080.374529
Surface area
1.7568534293757E+14
Volume
9.6313262386613E+20
Height
9495354.6554878