25231661 is an odd 8-digits composite number following 25231660
and preceding 25231662 . In scientific notation, it is written as 2.5231661 × 10^7.
The sum of its digits is 26. It has a total of 4 prime factors and 16 positive divisors.
There are 19839168 positive integers (up to 25231661) that are relatively prime to 25231661.
25231661 has 16 divisors, whose sum is 31248000
The reverse of 25231661 is 16613252
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-five million two hundred thirty-one thousand six hundred sixty-one
Scientific notation
2.5231661 × 10^7
Engineering notation
2.5231661 × 10^6
Prime Factorization
7 × 179 × 13 × 1549
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
25231661
Product of the distinct prime numbers
The prime factorization of 25231661 is 7 × 179 × 13 × 1549.
Since it has a total of 4 prime factors.
10 , 3 , 28 , 5 , 74 , 319 , 3695 , 3996 , 66834 , 57555 , 865102 , 786255 , 6905834 , 849055 , 33075092 , 75245460 , 296981627 , 983565137 , 8138429104 , 185304312
n×2
50463322
n×3
75694983
n×4
100926644
n×5
126158305
n÷2
12615830.5
n÷3
8410553.6666667
n÷3
6307915.25
n÷5
5046332.2
n2
636636716818921
n3
1.6063401818928E+22
n4
4.0530630920198E+29
n5
1.0226551394945E+37
2 √n
5023.1126804005
3 √n
293.30217285503
4 √n
70.87392101754
5 √n
30.226590906151
1 , 7 , 13 , 91 , 179 , 1253 , 1549 , 2327 , 10843 , 16289 , 20137 , 140959 , 277271 , 1940897 , 3604523 , 25231661
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
-25231660
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 25231661 can be divided by 16 positive divisors.
The sum of these divisors (counting 25231661) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1100000010000000100101101
3
Ternary
1202110220022222
4
Quaternary
1200100010231
5
Quinary
22424403121
6
Senary
2300445125
8
Octal
140200455
10
Decimal
25231661
12
Duodecimal
85497a5
16
Hexadecimal
181012d
20
Vigesimal
7hdj31
36
Base36
f0svh
md5
617fd107975aa9a7ccbcd1bc960b8ff1
sha1
84571214a6a9e6c5d33405c192081f91135d76d2
sha256
a8c8ea3950ada1b7c05eed06f33529e61f621d6566fb80cbd4c427bee28da56b
sha512
b75e4d470c47edcf1028d866f3e2f1ba0adda60672c47285a9b94b91c7718237b69a1ae6acf7a79b7043c05a5cefce4e993e8998feecc9556d1c807d03c0754d
ripemd-160
fb6a581c49e5680f9adb41bca7d9809161a56fdd
Diameter
50463322
Circumference
158535201.67094
Area
2.0000532325638E+15
Volume
6.7286220194674E+22
Surface area
8.0002129302554E+15
Circumference
158535201.67094
Perimeter
100926644
Area
636636716818921
Diagonal
35682957.1874
Surface area
3819820300913526
Volume
1.6063401818928E+22
Space diagonal
43702518.811354
Perimeter
75694983
Area
2.7567178487355E+14
Altitude
21851259.405677
Surface area
2.7567178487355E+14
Volume
1.8930900591814E+21
Height
11894319.062467