20100438 is an even 8-digits composite number following 20100437
and preceding 20100439 . In scientific notation, it is written as 2.0100438 × 10^7.
The sum of its digits is 18. It has a total of 4 prime factors and 16 positive divisors.
There are 6683472 positive integers (up to 20100438) that are relatively prime to 20100438.
20100438 has 16 divisors, whose sum is 33584160
The reverse of 20100438 is 83400102
Previous prime number is 487
Is Prime? no
Number parity even
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million one hundred thousand four hundred thirty-eight
Scientific notation
2.0100438 × 10^7
Engineering notation
2.0100438 × 10^6
Prime Factorization
2 × 9 × 487 × 2293
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20100438
Product of the distinct prime numbers
The prime factorization of 20100438 is 2 × 9 × 487 × 2293.
Since it has a total of 4 prime factors.
9 , 4 , 30 , 53 , 795 , 395 , 6389 , 9119 , 46984 , 37817 , 861643 , 838482 , 3576464 , 514354 , 43207717 , 88890781 , 36678781 , 487726502 , 7387814519 , 5750576625
n×2
40200876
n×3
60301314
n×4
80401752
n×5
100502190
n÷2
10050219
n÷3
6700146
n÷3
5025109.5
n÷5
4020087.6
n2
404027607791844
n3
8.1211318807083E+21
n4
1.63238307858E+29
n5
3.2811614863246E+36
2 √n
4483.351201947
3 √n
271.89538761103
4 √n
66.957831520645
5 √n
28.882920456943
1 , 2 , 9 , 18 , 487 , 974 , 2293 , 4383 , 4586 , 8766 , 20637 , 41274 , 1116691 , 2233382 , 10050219 , 20100438
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20100437
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20100438 can be divided by 16 positive divisors.
The sum of these divisors (counting 20100438) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100101011010101010110
3
Ternary
1101211012121200
4
Quaternary
1030223111112
5
Quinary
20121203223
6
Senary
1554453330
8
Octal
114532526
10
Decimal
20100438
12
Duodecimal
6894246
16
Hexadecimal
132b556
20
Vigesimal
65cb1i
36
Base36
bytli
md5
eacb07ccb9e677dcf80fd1ca5a135d18
sha1
a73bfc16f3955fcdd328d5910fb18b8b73fa40e7
sha256
7f4d7bdcdbab40c1961c467b642c5d3a5ba812d518547a2a9e7e87f1463af46c
sha512
95028a18ef23a3b7246b77a0b7165a0efe6b640bf26fac7398873d7d2ddeb3984b67b43f41fa698c0b4a077f2bc1587e779e87fcd7ff951254be5a2ca89ae6d4
ripemd-160
0a2ea0b8ff0105544889c828d11db4498fa71341
Diameter
40200876
Circumference
126294776.70947
Area
1.2692901644863E+15
Volume
3.4017717673689E+22
Surface area
5.0771606579453E+15
Circumference
126294776.70947
Perimeter
80401752
Area
404027607791844
Diagonal
28426312.02924
Surface area
2424165646751064
Volume
8.1211318807083E+21
Space diagonal
34814979.870388
Perimeter
60301314
Area
1.74949086089E+14
Altitude
17407489.935194
Surface area
1.74949086089E+14
Volume
9.5708457062651E+20
Height
9475437.3430798