20057749 is an odd 8-digits composite number following 20057748
and preceding 20057750 . In scientific notation, it is written as 2.0057749 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 19002060 positive integers (up to 20057749) that are relatively prime to 20057749.
20057749 has 4 divisors, whose sum is 21113440
The reverse of 20057749 is 94775002
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million fifty-seven thousand seven hundred forty-nine
Scientific notation
2.0057749 × 10^7
Engineering notation
2.0057749 × 10^6
Prime Factorization
19 × 1055671
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20057749
Product of the distinct prime numbers
The prime factorization of 20057749 is 19 × 1055671.
Since it has a total of 2 prime factors.
8 , 3 , 87 , 87 , 595 , 108 , 848 , 2149 , 7551 , 26607 , 538272 , 976314 , 5471188 , 8784267 , 49139134 , 1879657 , 210434576 , 942674007 , 2576426519 , 9288460286
n×2
40115498
n×3
60173247
n×4
80230996
n×5
100288745
n÷2
10028874.5
n÷3
6685916.3333333
n÷3
5014437.25
n÷5
4011549.8
n2
402313294947001
n3
8.0694990894099E+21
n4
1.6185598729111E+29
n5
3.2464667672323E+36
2 √n
4478.5878354678
3 √n
271.70276877702
4 √n
66.922252169721
5 √n
28.870641801481
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
-20057748
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 20057749 can be divided by 4 positive divisors.
The sum of these divisors (counting 20057749) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100100000111010010101
3
Ternary
1101202001001121
4
Quaternary
1030200322111
5
Quinary
20113321444
6
Senary
1553523541
8
Octal
114407225
10
Decimal
20057749
12
Duodecimal
68735b1
16
Hexadecimal
1320e95
20
Vigesimal
657479
36
Base36
bxwnp
md5
1268103420c55450d4740adb0e8ca4ca
sha1
49800c525e56701c49cf496bd5f4d00729c1746d
sha256
66bca3aa9c504814a1937c9c0a0fede1e8726c5f3a1fb60a24c5aa1034e7db28
sha512
d5d0b33a1b624b05cbdb50a43e5893f2e44a029a6817ae54dc6f3f267fa0f6b903ce6caef9d1628bc87caf1d8ed2c2d628a4a9de487a6a163d25901f4550e396
ripemd-160
3c8bf13b4caaf88be49692b718c5986c00d299db
Diameter
40115498
Circumference
126026553.8119
Area
1.263904491847E+15
Volume
3.3801438743253E+22
Surface area
5.055617967388E+15
Circumference
126026553.8119
Perimeter
80230996
Area
402313294947001
Diagonal
28365940.666475
Surface area
2413879769682006
Volume
8.0694990894099E+21
Space diagonal
34741040.353464
Perimeter
60173247
Area
1.7420676685216E+14
Altitude
17370520.176732
Surface area
1.7420676685216E+14
Volume
9.5099958781674E+20
Height
9455313.5554918