21904039 is an odd 8-digits composite number following 21904038
and preceding 21904040 . In scientific notation, it is written as 2.1904039 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 21894160 positive integers (up to 21904039) that are relatively prime to 21904039.
21904039 has 4 divisors, whose sum is 21913920
The reverse of 21904039 is 93040912
Previous prime number is 3359
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-one million nine hundred four thousand thirty-nine
Scientific notation
2.1904039 × 10^7
Engineering notation
2.1904039 × 10^6
Prime Factorization
3359 × 6521
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21904039
Product of the distinct prime numbers
The prime factorization of 21904039 is 3359 × 6521.
Since it has a total of 2 prime factors.
8 , 7 , 6 , 78 , 782 , 142 , 9743 , 8180 , 25214 , 43563 , 532611 , 541082 , 9547977 , 1634823 , 78888385 , 98151270 , 510698804 , 89608385 , 6661920211 , 887786060
n×2
43808078
n×3
65712117
n×4
87616156
n×5
109520195
n÷2
10952019.5
n÷3
7301346.3333333
n÷3
5476009.75
n÷5
4380807.8
n2
479786924513521
n3
1.0509271506234E+22
n4
2.3019549293414E+29
n5
5.0422110548537E+36
2 √n
4680.1751035618
3 √n
279.79593549723
4 √n
68.411805293837
5 √n
29.38358900545
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
-21904038
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 21904039 can be divided by 4 positive divisors.
The sum of these divisors (counting 21904039) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010011100011101010100111
3
Ternary
1112012211200201
4
Quaternary
1103203222213
5
Quinary
21101412124
6
Senary
2101251331
8
Octal
123435247
10
Decimal
21904039
12
Duodecimal
7403b47
16
Hexadecimal
14e3aa7
20
Vigesimal
6gi01j
36
Base36
d1h9j
md5
9ecc9869c5f358b7dc5ac0bb42be2ae3
sha1
7967d0ffdb29c4818553ea37f56b86d5c03f5d06
sha256
aee01f3f9fdf9dad85f33bae58b2a13e4632951e3a4ecb708c9ce76cb8df8f07
sha512
0636484c224737b672e8d492b721e5215b8a6b53af4b0f5573abfbc4cda8c08ce34cc556beff7c558bb21d6ae4945e870257f6eef16e56e9015a76a5504ae4d9
ripemd-160
ecd601e387f3767a8d8e3991d743a6b6ef836246
Diameter
43808078
Circumference
137627136.01269
Area
1.5072950773401E+15
Volume
4.4021133544755E+22
Surface area
6.0291803093605E+15
Circumference
137627136.01269
Perimeter
87616156
Area
479786924513521
Diagonal
30976989.024549
Surface area
2878721547081126
Volume
1.0509271506234E+22
Space diagonal
37938908.43897
Perimeter
65712117
Area
2.0775383251616E+14
Altitude
18969454.219485
Surface area
2.0775383251616E+14
Volume
1.2385295245648E+21
Height
10325663.008183