25897994 is an even 8-digits composite number following 25897993
and preceding 25897995 . In scientific notation, it is written as 2.5897994 × 10^7.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 12929356 positive integers (up to 25897994) that are relatively prime to 25897994.
25897994 has 8 divisors, whose sum is 38905920
The reverse of 25897994 is 49979852
Previous prime number is 683
Is Prime? no
Number parity even
Number length 8
Sum of Digits 53
Digital Root 8
Name
twenty-five million eight hundred ninety-seven thousand nine hundred ninety-four
Scientific notation
2.5897994 × 10^7
Engineering notation
2.5897994 × 10^6
Prime Factorization
2 × 683 × 18959
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
25897994
Product of the distinct prime numbers
The prime factorization of 25897994 is 2 × 683 × 18959.
Since it has a total of 3 prime factors.
2 , 10 , 13 , 4 , 186 , 383 , 7030 , 6411 , 31388 , 96045 , 242759 , 25549 , 9776194 , 7348225 , 4626741 , 35538533 , 448614385 , 178410904 , 9819332540 , 9265858218
n×2
51795988
n×3
77693982
n×4
103591976
n×5
129489970
n÷2
12948997
n÷3
8632664.6666667
n÷3
6474498.5
n÷5
5179598.8
n2
670706093224036
n3
1.736994237808E+22
n4
4.4984666348785E+29
n5
1.1650126191928E+37
2 √n
5089.0071723274
3 √n
295.86167294909
4 √n
71.337277578608
5 √n
30.38457913418
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
-25897993
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 25897994 can be divided by 8 positive divisors.
The sum of these divisors (counting 25897994) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100010110010110000001010
3
Ternary
1210201202100222
4
Quaternary
1202302300022
5
Quinary
23112213434
6
Senary
2323030042
8
Octal
142626012
10
Decimal
25897994
12
Duodecimal
880b322
16
Hexadecimal
18b2c0a
20
Vigesimal
81h4je
36
Base36
ff30q
md5
4431b592807861c48880330929b5c7ef
sha1
bbba8885ac7d32d4aaa1acf6721b3ccba880a9c7
sha256
0c0f8d224b4ac4c43b2f338f3b5258173de7a3909d1a57d5b1fdc95b1c8ba750
sha512
ca48f73d7382470e22b79c05fc0b8c65d5414e7910720d79eec3cbb2c868500203edf56c99e7c5d0041a5a1136944596b9cb9a551db77b4ae4abefa465cedaa7
ripemd-160
9f2a78b127f08cc730087f4a0a6e6dbb46a37a73
Diameter
51795988
Circumference
162721895.38623
Area
2.1070853351905E+15
Volume
7.2759044491004E+22
Surface area
8.4283413407622E+15
Circumference
162721895.38623
Perimeter
103591976
Area
670706093224036
Diagonal
36625294.353057
Surface area
4024236559344216
Volume
1.736994237808E+22
Space diagonal
44856641.422114
Perimeter
77693982
Area
2.9042425760251E+14
Altitude
22428320.711057
Surface area
2.9042425760251E+14
Volume
2.0470673407266E+21
Height
12208431.451019