20187029 is an odd 8-digits composite number following 20187028
and preceding 20187030 . In scientific notation, it is written as 2.0187029 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 20170080 positive integers (up to 20187029) that are relatively prime to 20187029.
20187029 has 4 divisors, whose sum is 20203980
The reverse of 20187029 is 92078102
Previous prime number is 1289
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million one hundred eighty-seven thousand twenty-nine
Scientific notation
2.0187029 × 10^7
Engineering notation
2.0187029 × 10^6
Prime Factorization
1289 × 15661
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20187029
Product of the distinct prime numbers
The prime factorization of 20187029 is 1289 × 15661.
Since it has a total of 2 prime factors.
7 , 1 , 86 , 90 , 720 , 873 , 738 , 8558 , 36208 , 39139 , 770482 , 774930 , 6721863 , 65153 , 18221345 , 20028610 , 143430302 , 669408408 , 1404639057 , 3226007046
n×2
40374058
n×3
60561087
n×4
80748116
n×5
100935145
n÷2
10093514.5
n÷3
6729009.6666667
n÷3
5046757.25
n÷5
4037405.8
n2
407516139846841
n3
8.2265401330562E+21
n4
1.6606940423567E+29
n5
3.3524478793182E+36
2 √n
4492.9977743151
3 √n
272.28526246689
4 √n
67.02982749728
5 √n
28.907762725856
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
-20187028
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 20187029 can be divided by 4 positive divisors.
The sum of these divisors (counting 20187029) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000000011110010101
3
Ternary
1101222121101202
4
Quaternary
1031000132111
5
Quinary
20131441104
6
Senary
2000402245
8
Octal
115003625
10
Decimal
20187029
12
Duodecimal
6916385
16
Hexadecimal
1340795
20
Vigesimal
6637b9
36
Base36
c0oet
md5
f9eb73d386c82e6f297cff10c26dca26
sha1
a1f32e8fb5381bcd8e5116d8ff7136ae70c323c9
sha256
3ad153087b28637cccb7dc3a091237528bfe4aa7d2265e8149fb9c976b0c6ccd
sha512
ac2fe27dedfb796b88918faa49529325a49ad0fb9460b99c3b6e3a8997c91de8b2edf71c5481fc58b8dfb085118676974f7db28a01cf1da0b78d7af70a0506c3
ripemd-160
b20416cdb46530b98247f2b462b9fb2a2a6ebf24
Diameter
40374058
Circumference
126838844.00841
Area
1.2802497111621E+15
Volume
3.4459250728628E+22
Surface area
5.1209988446484E+15
Circumference
126838844.00841
Perimeter
80748116
Area
407516139846841
Diagonal
28548770.195819
Surface area
2445096839081046
Volume
8.2265401330562E+21
Space diagonal
34964959.881866
Perimeter
60561087
Area
1.7645966477977E+14
Altitude
17482479.940933
Surface area
1.7645966477977E+14
Volume
9.6950705229789E+20
Height
9516256.7319397