20157023 is an odd 8-digits composite number following 20157022
and preceding 20157024 . In scientific notation, it is written as 2.0157023 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 19756800 positive integers (up to 20157023) that are relatively prime to 20157023.
20157023 has 8 divisors, whose sum is 20559696
The reverse of 20157023 is 32075102
Previous prime number is 673
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million one hundred fifty-seven thousand twenty-three
Scientific notation
2.0157023 × 10^7
Engineering notation
2.0157023 × 10^6
Prime Factorization
61 × 673 × 491
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20157023
Product of the distinct prime numbers
The prime factorization of 20157023 is 61 × 673 × 491.
Since it has a total of 3 prime factors.
5 , 7 , 60 , 84 , 321 , 497 , 9003 , 1121 , 53227 , 34862 , 310378 , 976581 , 4273982 , 853290 , 49904947 , 99877862 , 659807815 , 110750653 , 1266124880 , 6459758798
n×2
40314046
n×3
60471069
n×4
80628092
n×5
100785115
n÷2
10078511.5
n÷3
6719007.6666667
n÷3
5039255.75
n÷5
4031404.6
n2
406305576222529
n3
8.1899108449458E+21
n4
1.6508422126952E+29
n5
3.3276064450668E+36
2 √n
4489.6573365904
3 √n
272.15028729729
4 √n
67.004905317375
5 √n
28.899163912094
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20157022
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20157023 can be divided by 8 positive divisors.
The sum of these divisors (counting 20157023) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111001001001011111
3
Ternary
1101221002020102
4
Quaternary
1030321021133
5
Quinary
20130011043
6
Senary
2000011315
8
Octal
114711137
10
Decimal
20157023
12
Duodecimal
6900b3b
16
Hexadecimal
133925f
20
Vigesimal
65jcb3
36
Base36
c019b
md5
22ac4e526bbaa97ccdd84b2ea21a9a60
sha1
182868fe6df884cb02e877687a89c9d0dbb06f90
sha256
45c899960cfa7ad5874569b26e4bacc3d218c819b4d1f696fd4486f9b8fdd205
sha512
6a80056304348ca08dd4c85ad4b5b1856bf1027b2c4554a18e110f00ca1139476ce0afc4a7f2baf4f9950827e611d0569fabdb31a1a2ab7aa1bcb33334dc3f03
ripemd-160
73da9fac54ff0976849a51c3fe4c7bb312594797
Diameter
40314046
Circumference
126650310.75008
Area
1.2764466133733E+15
Volume
3.4305818325383E+22
Surface area
5.1057864534931E+15
Circumference
126650310.75008
Perimeter
80628092
Area
406305576222529
Diagonal
28506335.303666
Surface area
2437833457335174
Volume
8.1899108449458E+21
Space diagonal
34912987.965334
Perimeter
60471069
Area
1.7593547535399E+14
Altitude
17456493.982667
Surface area
1.7593547535399E+14
Volume
9.6519024929573E+20
Height
9502111.7678888