20207939 is an odd 8-digits composite number following 20207938
and preceding 20207940 . In scientific notation, it is written as 2.0207939 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 19556040 positive integers (up to 20207939) that are relatively prime to 20207939.
20207939 has 4 divisors, whose sum is 20859840
The reverse of 20207939 is 93970202
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million two hundred seven thousand nine hundred thirty-nine
Scientific notation
2.0207939 × 10^7
Engineering notation
2.0207939 × 10^6
Prime Factorization
31 × 651869
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20207939
Product of the distinct prime numbers
The prime factorization of 20207939 is 31 × 651869.
Since it has a total of 2 prime factors.
10 , 9 , 73 , 15 , 687 , 526 , 1382 , 1581 , 26093 , 31322 , 757357 , 69349 , 3318636 , 6679131 , 88710833 , 19200175 , 51879489 , 716945985 , 8385434812 , 8619412011
n×2
40415878
n×3
60623817
n×4
80831756
n×5
101039695
n÷2
10103969.5
n÷3
6735979.6666667
n÷3
5051984.75
n÷5
4041587.8
n2
408360798627721
n3
8.2521301086603E+21
n4
1.6675854185587E+29
n5
3.3698464415524E+36
2 √n
4495.324126245
3 √n
272.37924228882
4 √n
67.047178361546
5 √n
28.913748857152
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
-20207938
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 20207939 can be divided by 4 positive divisors.
The sum of these divisors (counting 20207939) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000101100101000011
3
Ternary
1102000200002012
4
Quaternary
1031011211003
5
Quinary
20133123224
6
Senary
2001043135
8
Octal
115054503
10
Decimal
20207939
12
Duodecimal
69264ab
16
Hexadecimal
1345943
20
Vigesimal
665jgj
36
Base36
c14jn
md5
2d9a2a0c8503a901c524d27991df3dbb
sha1
a4d99e16ecd80a59ca01a0a7cdcfad99c359d413
sha256
9610a4c31b054c25b80f5bbb5b595700c7e0b467036a7848e86ff8985416c934
sha512
c44b35436771889fdb11632ce89a7489754cd37e50730da2138a6033a740a1653ca9682e12de3aca1bce8c970771b60844526abb265ef72ae1fcf9722711acad
ripemd-160
a86598db55db53dcc9b492fae8a2a4ed972055ec
Diameter
40415878
Circumference
126970225.41318
Area
1.2829032849829E+15
Volume
3.4566441767779E+22
Surface area
5.1316131399316E+15
Circumference
126970225.41318
Perimeter
80831756
Area
408360798627721
Diagonal
28578341.401408
Surface area
2450164791766326
Volume
8.2521301086603E+21
Space diagonal
35001177.064253
Perimeter
60623817
Area
1.7682541276065E+14
Altitude
17500588.532126
Surface area
1.7682541276065E+14
Volume
9.7252285984456E+20
Height
9526113.8004694