20572531 is an odd 8-digits composite number following 20572530
and preceding 20572532 . In scientific notation, it is written as 2.0572531 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 17607240 positive integers (up to 20572531) that are relatively prime to 20572531.
20572531 has 8 divisors, whose sum is 23546624
The reverse of 20572531 is 13527502
Previous prime number is 823
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million five hundred seventy-two thousand five hundred thirty-one
Scientific notation
2.0572531 × 10^7
Engineering notation
2.0572531 × 10^6
Prime Factorization
7 × 823 × 3571
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20572531
Product of the distinct prime numbers
The prime factorization of 20572531 is 7 × 823 × 3571.
Since it has a total of 3 prime factors.
2 , 4 , 84 , 62 , 42 , 258 , 6307 , 9538 , 39146 , 49074 , 352650 , 441007 , 368166 , 1186833 , 5644668 , 19276240 , 843575121 , 304240120 , 5484311997 , 1080523931
n×2
41145062
n×3
61717593
n×4
82290124
n×5
102862655
n÷2
10286265.5
n÷3
6857510.3333333
n÷3
5143132.75
n÷5
4114506.2
n2
423229031745961
n3
8.7068923756938E+21
n4
1.7912281331262E+29
n5
3.6850096296812E+36
2 √n
4535.6952058091
3 √n
274.007578777
4 √n
67.347570155197
5 √n
29.017336434754
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
-20572530
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 20572531 can be divided by 8 positive divisors.
The sum of these divisors (counting 20572531) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110011110100101110011
3
Ternary
1102201012012121
4
Quaternary
1032132211303
5
Quinary
20231310111
6
Senary
2012535111
8
Octal
116364563
10
Decimal
20572531
12
Duodecimal
6a81497
16
Hexadecimal
139e973
20
Vigesimal
68bb6b
36
Base36
c8xv7
md5
1b65c9ee1b06345baa997b2a0183a979
sha1
51b7b4c8027637862aa48918dc45822cf6e94dae
sha256
cfca550cd0b1ea8b6e60ce39b3bb6548da4c6668b396b60246e20f6125637e0b
sha512
f91041457d5097da89270f4640b327e00ffc10e53e9278eeccf8e4c73a23c65c068dbd6d97721c80d36def980e6c7b8b9322fbabc39bda4fb47d5bf4d7cb7984
ripemd-160
c1de8e8951d755ef29ce8bfab7f1b82dc3869ac7
Diameter
41145062
Circumference
129261024.5107
Area
1.329613216919E+15
Volume
3.6471345497435E+22
Surface area
5.3184528676761E+15
Circumference
129261024.5107
Perimeter
82290124
Area
423229031745961
Diagonal
29093952.352541
Surface area
2539374190475766
Volume
8.7068923756938E+21
Space diagonal
35632668.932286
Perimeter
61717593
Area
1.8326354655555E+14
Altitude
17816334.466143
Surface area
1.8326354655555E+14
Volume
1.0261171069858E+21
Height
9697984.1175136