25996945 is an odd 8-digits composite number following 25996944
and preceding 25996946 . In scientific notation, it is written as 2.5996945 × 10^7.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 19197696 positive integers (up to 25996945) that are relatively prime to 25996945.
25996945 has 4 divisors, whose sum is 26396964
The reverse of 25996945 is 54969952
Previous prime number is 65
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
twenty-five million nine hundred ninety-six thousand nine hundred forty-five
Scientific notation
2.5996945 × 10^7
Engineering notation
2.5996945 × 10^6
Prime Factorization
65 × 399953
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
25996945
Product of the distinct prime numbers
The prime factorization of 25996945 is 65 × 399953.
Since it has a total of 2 prime factors.
3 , 9 , 38 , 50 , 194 , 162 , 6255 , 1695 , 63313 , 74816 , 573674 , 494766 , 8507610 , 3896347 , 994740 , 88569390 , 644108547 , 433144409 , 471877407 , 8186082865
n×2
51993890
n×3
77990835
n×4
103987780
n×5
129984725
n÷2
12998472.5
n÷3
8665648.3333333
n÷3
6499236.25
n÷5
5199389
n2
675841149333025
n3
1.7569805187947E+22
n4
4.5676125913178E+29
n5
1.187439733178E+37
2 √n
5098.7199373961
3 √n
296.23800327665
4 √n
71.405321492141
5 √n
30.407762396753
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
-25996944
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 25996945 can be divided by 4 positive divisors.
The sum of these divisors (counting 25996945) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100011001010111010010001
3
Ternary
1210220210002211
4
Quaternary
1203022322101
5
Quinary
23123400240
6
Senary
2325112121
8
Octal
143127221
10
Decimal
25996945
12
Duodecimal
8858641
16
Hexadecimal
18cae91
20
Vigesimal
829c75
36
Base36
fh7dd
md5
0c1150ea9eda13eb1ace2d88028b342e
sha1
8c667a8f3c61e5bf05b9ba2bc177fca0e2e7d388
sha256
6c2cd168d3fefe6ebdbefacfcbee7d47d46fac00ddd16cc3a06d68edf001400a
sha512
8cb4fb88ccf7d0cd84c53d8ca0bd635d53c4d470ef4aa9edc4fdae97199c1d8a7fc25d3737c71b0e60b1e57ca8168eddab255bd57b4c3bf5bcd0dcef25b9ca0b
ripemd-160
e162691eb7a8c23ec8716ec7582800552b0e58bf
Diameter
51993890
Circumference
163343622.85556
Area
2.1232175897383E+15
Volume
7.3596227871279E+22
Surface area
8.4928703589533E+15
Circumference
163343622.85556
Perimeter
103987780
Area
675841149333025
Diagonal
36765232.199267
Surface area
4055046895998150
Volume
1.7569805187947E+22
Space diagonal
45028029.581574
Perimeter
77990835
Area
2.9264780212264E+14
Altitude
22514014.790787
Surface area
2.9264780212264E+14
Volume
2.070621398754E+21
Height
12255077.399756