25507989 is an odd 8-digits composite number following 25507988
and preceding 25507990 . In scientific notation, it is written as 2.5507989 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 15013152 positive integers (up to 25507989) that are relatively prime to 25507989.
25507989 has 16 divisors, whose sum is 31852800
The reverse of 25507989 is 98970552
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
twenty-five million five hundred seven thousand nine hundred eighty-nine
Scientific notation
2.5507989 × 10^7
Engineering notation
2.5507989 × 10^6
Prime Factorization
23 × 9 × 13 × 9479
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
25507989
Product of the distinct prime numbers
The prime factorization of 25507989 is 23 × 9 × 13 × 9479.
Since it has a total of 4 prime factors.
3 , 5 , 73 , 86 , 572 , 694 , 6884 , 2381 , 90213 , 99924 , 462821 , 270679 , 5614413 , 83366 , 53538074 , 59875156 , 379308039 , 728569502 , 8388775385 , 9691454441
n×2
51015978
n×3
76523967
n×4
102031956
n×5
127539945
n÷2
12753994.5
n÷3
8502663
n÷3
6376997.25
n÷5
5101597.8
n2
650657502824121
n3
1.6596964424805E+22
n4
4.2335518598132E+29
n5
1.0798939427104E+37
2 √n
5050.5434361067
3 √n
294.36900078379
4 √n
71.067175518003
5 √n
30.292508903344
1 , 9 , 13 , 23 , 117 , 207 , 299 , 2691 , 9479 , 85311 , 123227 , 218017 , 1109043 , 1962153 , 2834221 , 25507989
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-25507988
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 25507989 can be divided by 16 positive divisors.
The sum of these divisors (counting 25507989) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1100001010011100010010101
3
Ternary
1202222221101100
4
Quaternary
1201103202111
5
Quinary
23012223424
6
Senary
2310420313
8
Octal
141234225
10
Decimal
25507989
12
Duodecimal
8661699
16
Hexadecimal
1853895
20
Vigesimal
7j89j9
36
Base36
f6q39
md5
7d890c4b4a2b8940944a10577e0d730f
sha1
eda7d83d31452d05914d3c11daf8285f60f0d3f9
sha256
ce8766457c3a58fe8390a7778ad8163972d3c8efb2660b6b0d978e63ead7ea5e
sha512
f41b9fd7451b65248d178973c0b0b4bae726a528f14fad1f69871ca22f2bba967ddb3bb044c26c26c5a8c4af3509eaa1cc1e95fcfa080184b03e9665be4f9f2d
ripemd-160
57a73fdb890c4bdacafc7d4658c7d68a28108ec1
Diameter
51015978
Circumference
160271421.7005
Area
2.0441008308753E+15
Volume
6.9521202011812E+22
Surface area
8.1764033235014E+15
Circumference
160271421.7005
Perimeter
102031956
Area
650657502824121
Diagonal
36073743.992664
Surface area
3903945016944726
Volume
1.6596964424805E+22
Space diagonal
44181132.946908
Perimeter
76523967
Area
2.8174296330432E+14
Altitude
22090566.473454
Surface area
2.8174296330432E+14
Volume
1.9559710153153E+21
Height
12024581.330888