20125739 is an odd 8-digits composite number following 20125738
and preceding 20125740 . In scientific notation, it is written as 2.0125739 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 18288256 positive integers (up to 20125739) that are relatively prime to 20125739.
20125739 has 4 divisors, whose sum is 20167056
The reverse of 20125739 is 93752102
Previous prime number is 493
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million one hundred twenty-five thousand seven hundred thirty-nine
Scientific notation
2.0125739 × 10^7
Engineering notation
2.0125739 × 10^6
Prime Factorization
493 × 40823
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20125739
Product of the distinct prime numbers
The prime factorization of 20125739 is 493 × 40823.
Since it has a total of 2 prime factors.
3 , 7 , 30 , 36 , 689 , 631 , 526 , 4789 , 16403 , 51009 , 225509 , 798252 , 6558439 , 9145270 , 52161031 , 13288079 , 27053193 , 751494185 , 954496115 , 8694245021
n×2
40251478
n×3
60377217
n×4
80502956
n×5
100628695
n÷2
10062869.5
n÷3
6708579.6666667
n÷3
5031434.75
n÷5
4025147.8
n2
405045370296121
n3
8.1518374057381E+21
n4
1.6406175199832E+29
n5
3.301864000601E+36
2 √n
4486.1719761953
3 √n
272.0094206296
4 √n
66.978892019765
5 √n
28.890187951445
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
-20125738
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 20125739 can be divided by 4 positive divisors.
The sum of these divisors (counting 20125739) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110001100000101011
3
Ternary
1101212111022202
4
Quaternary
1030301200223
5
Quinary
20123010424
6
Senary
1555210415
8
Octal
114614053
10
Decimal
20125739
12
Duodecimal
68a6a0b
16
Hexadecimal
133182b
20
Vigesimal
65fe6j
36
Base36
bzd4b
md5
8a9535aa141b4dc4f22dd0bb19fafbe7
sha1
44b4ef32c3bf67f7a457887071c862c13ab0cd5c
sha256
205e6035261968471f7f3d3e15ded28b90b11b45ff58aa0b56d8dc10b803ec96
sha512
57c78a86b5cb5731dd147d2b613c648e53814afc2ed7186c6783886cf5a7943c8c309352daaa03d8af41ec255fd75ff3a1f077bb19a965b8b105e04088315760
ripemd-160
a3e1bfda53a30dafc43046b7848bb0fd2200c6fa
Diameter
40251478
Circumference
126453747.58093
Area
1.2724875596929E+15
Volume
3.4146336676167E+22
Surface area
5.0899502387714E+15
Circumference
126453747.58093
Perimeter
80502956
Area
405045370296121
Diagonal
28462093.046581
Surface area
2430272221776726
Volume
8.1518374057381E+21
Space diagonal
34858802.48787
Perimeter
60377217
Area
1.7538979018086E+14
Altitude
17429401.243935
Surface area
1.7538979018086E+14
Volume
9.6070325145459E+20
Height
9487364.3488604