21492425 is an odd 8-digits composite number following 21492424
and preceding 21492426 . In scientific notation, it is written as 2.1492425 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 6 positive divisors.
There are 17193920 positive integers (up to 21492425) that are relatively prime to 21492425.
21492425 has 6 divisors, whose sum is 26650638
The reverse of 21492425 is 52429412
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million four hundred ninety-two thousand four hundred twenty-five
Scientific notation
2.1492425 × 10^7
Engineering notation
2.1492425 × 10^6
Prime Factorization
5 × 5 × 859697
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
4298485
Product of the distinct prime numbers
The prime factorization of 21492425 is 5 × 5 × 859697.
Since it has a total of 3 prime factors.
8 , 4 , 17 , 2 , 771 , 557 , 2246 , 5985 , 95320 , 48700 , 505176 , 175619 , 4935964 , 9230536 , 87478033 , 50822020 , 157569655 , 330954682 , 4939992995 , 8887521162
n×2
42984850
n×3
64477275
n×4
85969700
n×5
107462125
n÷2
10746212.5
n÷3
7164141.6666667
n÷3
5373106.25
n÷5
4298485
n2
461924332380625
n3
9.9278740693657E+21
n4
2.1337408884529E+29
n5
4.5859266014506E+36
2 √n
4635.9923425303
3 √n
278.03222803226
4 √n
68.088121890168
5 √n
29.272315945236
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21492424
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21492425 can be divided by 6 positive divisors.
The sum of these divisors (counting 21492425) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1010001111111001011001001
3
Ternary
1111102221001202
4
Quaternary
1101333023021
5
Quinary
21000224200
6
Senary
2044353545
8
Octal
121771311
10
Decimal
21492425
12
Duodecimal
72458b5
16
Hexadecimal
147f2c9
20
Vigesimal
6e6b15
36
Base36
csnnt
md5
8faba7be72108d939066602c64eb3f4a
sha1
d485e8c6b5614ce4d622e58896bd00a5ba78f2ff
sha256
05773f8af05efacd032cf3420b2692f5588ca21d98135485353c9e1c79c8a70d
sha512
5b8befca56c180e74a5daa060901b37ec8d43d8cbf9cf44d46779e4b9b03a1c579177785c752c431cd0dbf9ed4ce04d95167123265a55c1e7bbd74f5a931552c
ripemd-160
74bf2a651bea13e35dc68f315bcbf1b1703f8f16
Diameter
42984850
Circumference
135040888.97566
Area
1.4511780891213E+15
Volume
4.1585781656112E+22
Surface area
5.8047123564854E+15
Circumference
135040888.97566
Perimeter
85969700
Area
461924332380625
Diagonal
30394878.923287
Surface area
2771545994283750
Volume
9.9278740693657E+21
Space diagonal
37225972.077864
Perimeter
64477275
Area
2.0001910323389E+14
Altitude
18612986.038932
Surface area
2.0001910323389E+14
Volume
1.1700111795358E+21
Height
10131626.307762