20187432 is an even 8-digits composite number following 20187431
and preceding 20187433 . In scientific notation, it is written as 2.0187432 × 10^7.
The sum of its digits is 27. It has a total of 6 prime factors and 32 positive divisors.
There are 6332928 positive integers (up to 20187432) that are relatively prime to 20187432.
20187432 has 32 divisors, whose sum is 44533800
The reverse of 20187432 is 23478102
Previous prime number is 17
Is Prime? no
Number parity even
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million one hundred eighty-seven thousand four hundred thirty-two
Scientific notation
2.0187432 × 10^7
Engineering notation
2.0187432 × 10^6
Prime Factorization
2 × 2 × 2 × 9 × 17 × 16493
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
5046858
Product of the distinct prime numbers
The prime factorization of 20187432 is 2 × 2 × 2 × 9 × 17 × 16493.
Since it has a total of 6 prime factors.
5 , 10 , 3 , 72 , 398 , 197 , 2677 , 1467 , 50431 , 20401 , 506827 , 633879 , 6654587 , 1960145 , 62101138 , 23868894 , 21437013 , 520952979 , 1703075843 , 9761090226
n×2
40374864
n×3
60562296
n×4
80749728
n×5
100937160
n÷2
10093716
n÷3
6729144
n÷3
5046858
n÷5
4037486.4
n2
407532410754624
n3
8.227032829905E+21
n4
1.6608266581548E+29
n5
3.3527825225286E+36
2 √n
4493.0426216541
3 √n
272.28707436024
4 √n
67.03016202915
5 √n
28.907878143883
1 , 2 , 4 , 8 , 9 , 17 , 18 , 34 , 36 , 68 , 72 , 136 , 153 , 306 , 612 , 1224 , 16493 , 32986 , 65972 , 131944 , 148437 , 280381 , 296874 , 560762 , 593748 , 1121524 , 1187496 , 2243048 , 2523429 , 5046858 , 10093716 , 20187432
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20187431
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20187432 can be divided by 32 positive divisors.
The sum of these divisors (counting 20187432) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001101000000100100101000
3
Ternary
1101222121221200
4
Quaternary
1031000210220
5
Quinary
20131444212
6
Senary
2000404200
8
Octal
115004450
10
Decimal
20187432
12
Duodecimal
6916660
16
Hexadecimal
1340928
20
Vigesimal
6638bc
36
Base36
c0oq0
md5
f27a4565541fae166b6f2fa4bf8b807e
sha1
5d5fc15820e58b7145728597f6d312e50ce6574f
sha256
95a064bf37ee347d618a457af7794ee4434b170290b6c2bc3be310c68eba7b31
sha512
28eb899531ef88f853d32122a6160a80eee4c8fd328478acbebf169f6bff62653128e25905900bad144473e1a09563a5880beed070f4bec9db5a1c49f83b0630
ripemd-160
463a27e10dfa054328b1eb2745c8bf64cb200f9c
Diameter
40374864
Circumference
126841376.13209
Area
1.2803008277265E+15
Volume
3.4461314532362E+22
Surface area
5.1212033109059E+15
Circumference
126841376.13209
Perimeter
80749728
Area
407532410754624
Diagonal
28549340.123885
Surface area
2445194464527744
Volume
8.227032829905E+21
Space diagonal
34965657.898342
Perimeter
60562296
Area
1.7646671028951E+14
Altitude
17482828.949171
Surface area
1.7646671028951E+14
Volume
9.6956511717837E+20
Height
9516446.7079615