21090952 is an even 8-digits composite number following 21090951
and preceding 21090953 . In scientific notation, it is written as 2.1090952 × 10^7.
The sum of its digits is 28. It has a total of 4 prime factors and 8 positive divisors.
There are 10545472 positive integers (up to 21090952) that are relatively prime to 21090952.
21090952 has 8 divisors, whose sum is 39545550
The reverse of 21090952 is 25909012
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-one million ninety thousand nine hundred fifty-two
Scientific notation
2.1090952 × 10^7
Engineering notation
2.1090952 × 10^6
Prime Factorization
2 × 2 × 2 × 2636369
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
5272738
Product of the distinct prime numbers
The prime factorization of 21090952 is 2 × 2 × 2 × 2636369.
Since it has a total of 4 prime factors.
4 , 2 , 96 , 2 , 711 , 290 , 4113 , 2777 , 35303 , 3642 , 73921 , 759784 , 3288506 , 2978336 , 39514194 , 77832721 , 349762002 , 595421069 , 7587379536 , 8690673490
n×2
42181904
n×3
63272856
n×4
84363808
n×5
105454760
n÷2
10545476
n÷3
7030317.3333333
n÷3
5272738
n÷5
4218190.4
n2
444828256266304
n3
9.3818514011563E+21
n4
1.9787217757292E+29
n5
4.1733125993259E+36
2 √n
4592.4886499588
3 √n
276.29014506359
4 √n
67.767902800358
5 √n
29.162129665286
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
-21090951
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 21090952 can be divided by 8 positive divisors.
The sum of these divisors (counting 21090952) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000011101001010001000
3
Ternary
1110200112100101
4
Quaternary
1100131022020
5
Quinary
20344402302
6
Senary
2032015144
8
Octal
120351210
10
Decimal
21090952
12
Duodecimal
70914b4
16
Hexadecimal
141d288
20
Vigesimal
6bg77c
36
Base36
ck1vs
md5
6d56d14d29f17ec6e1b4d9f902720b63
sha1
f7846530abb40a23aa89692c8750cd06cf95860b
sha256
a75470b80bfa7cb875a0ff2143d846c7db282f07b6ba2795a1d088540d1f505e
sha512
c8ab3d1ce4e69dbc8074b9e93cd18dbb145fc7f225573b6cb4417be5d1ba77150e9d4e22d3cf308cf383993b00290ffca1a2e22abdb8172446fa913b759561cd
ripemd-160
818bafc36b309dd3c5fc982a820c537f03d47aec
Diameter
42181904
Circumference
132518359.72083
Area
1.3974691819954E+15
Volume
3.9298607251925E+22
Surface area
5.5898767279815E+15
Circumference
132518359.72083
Perimeter
84363808
Area
444828256266304
Diagonal
29827110.36176
Surface area
2668969537597824
Volume
9.3818514011563E+21
Space diagonal
36530600.443996
Perimeter
63272856
Area
1.9261628512388E+14
Altitude
18265300.221998
Surface area
1.9261628512388E+14
Volume
1.1056617909737E+21
Height
9942370.1205867