25396989 is an odd 8-digits composite number following 25396988
and preceding 25396990 . In scientific notation, it is written as 2.5396989 × 10^7.
The sum of its digits is 51. It has a total of 2 prime factors and 4 positive divisors.
There are 16931324 positive integers (up to 25396989) that are relatively prime to 25396989.
25396989 has 4 divisors, whose sum is 33862656
The reverse of 25396989 is 98969352
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
twenty-five million three hundred ninety-six thousand nine hundred eighty-nine
Scientific notation
2.5396989 × 10^7
Engineering notation
2.5396989 × 10^6
Prime Factorization
3 × 8465663
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
25396989
Product of the distinct prime numbers
The prime factorization of 25396989 is 3 × 8465663.
Since it has a total of 2 prime factors.
4 , 9 , 33 , 75 , 243 , 471 , 3084 , 8661 , 12391 , 41570 , 341398 , 710242 , 8438585 , 9233941 , 81014925 , 53553982 , 73161495 , 665299145 , 5250479664 , 9452703577
n×2
50793978
n×3
76190967
n×4
101587956
n×5
126984945
n÷2
12698494.5
n÷3
8465663
n÷3
6349247.25
n÷5
5079397.8
n2
645007050266121
n3
1.6381236960531E+22
n4
4.16034094893E+29
n5
1.0566013331623E+37
2 √n
5039.5425387628
3 √n
293.94139004743
4 √n
70.989735446491
5 √n
30.266098850919
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
-25396988
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 25396989 can be divided by 4 positive divisors.
The sum of these divisors (counting 25396989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100000111000011011111101
3
Ternary
1202210022010020
4
Quaternary
1200320123331
5
Quinary
23000200424
6
Senary
2304202353
8
Octal
140703375
10
Decimal
25396989
12
Duodecimal
86093b9
16
Hexadecimal
18386fd
20
Vigesimal
7iec99
36
Base36
f4cfx
md5
73a24293fecdfc347ff2e550e20aedd8
sha1
8b85a845e07871a08d9d9e53de2bc6683c21c43c
sha256
d842195fb0b61e4e843858b1b4e4b8437b0a3d0c6b99c3fda9d7bce768fa223a
sha512
b05cf4e52cce17a98d2ea5d95053a117f58c81ab773971fdbfa7f5dbaed450ba9d77d82d4b7c8cf202946ac93f7e69e34a2d13fe872cacf7cc3c235963856caa
ripemd-160
e50c6f313e45389f47815b0ee16e27cc43aa482f
Diameter
50793978
Circumference
159573988.1314
Area
2.0263494106297E+15
Volume
6.8617564922558E+22
Surface area
8.1053976425187E+15
Circumference
159573988.1314
Perimeter
101587956
Area
645007050266121
Diagonal
35916766.28724
Surface area
3870042301596726
Volume
1.6381236960531E+22
Space diagonal
43988875.307268
Perimeter
76190967
Area
2.7929624557526E+14
Altitude
21994437.653634
Surface area
2.7929624557526E+14
Volume
1.9305472898359E+21
Height
11972255.42908