25742731 is an odd 8-digits composite number following 25742730
and preceding 25742732 . In scientific notation, it is written as 2.5742731 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 22065192 positive integers (up to 25742731) that are relatively prime to 25742731.
25742731 has 4 divisors, whose sum is 29420272
The reverse of 25742731 is 13724752
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-five million seven hundred forty-two thousand seven hundred thirty-one
Scientific notation
2.5742731 × 10^7
Engineering notation
2.5742731 × 10^6
Prime Factorization
7 × 3677533
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
25742731
Product of the distinct prime numbers
The prime factorization of 25742731 is 7 × 3677533.
Since it has a total of 2 prime factors.
7 , 3 , 53 , 89 , 278 , 492 , 4884 , 1830 , 13477 , 98021 , 629607 , 851257 , 1620964 , 1866301 , 90754295 , 79838336 , 222060574 , 602709957 , 2138842619 , 6797990754
n×2
51485462
n×3
77228193
n×4
102970924
n×5
128713655
n÷2
12871365.5
n÷3
8580910.3333333
n÷3
6435682.75
n÷5
5148546.2
n2
662688199338361
n3
1.7059404052442E+22
n4
4.3915564954232E+29
n5
1.1305065753298E+37
2 √n
5073.7294961399
3 √n
295.26923997582
4 √n
71.230116496745
5 √n
30.348059279298
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
-25742730
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 25742731 can be divided by 4 positive divisors.
The sum of these divisors (counting 25742731) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100010001100110110001011
3
Ternary
1210102212101111
4
Quaternary
1202030312023
5
Quinary
23042231411
6
Senary
2315431151
8
Octal
142146613
10
Decimal
25742731
12
Duodecimal
87554b7
16
Hexadecimal
188cd8b
20
Vigesimal
80hggb
36
Base36
fbr7v
md5
544d3dd96b41c2a0ad20b2df6ae92bc7
sha1
4e936a887ac2c4d06f3c6775908e26abc43c38b2
sha256
80f933b258735a8f1edb51f1fdac7b0c95f965488c747e5d7a4bba569e0cff21
sha512
0ec155a3a96fa26c9ce3264e98d9ff44cd7bb2a92e856a28d6f29ebcd3b7d05b2b9aedb0b6a92dabb9542c5b36df617cf8c865b44f7f2fd171629ca017749ed9
ripemd-160
39ddbbb3e939d0f781a1941d82bff9b55f560304
Diameter
51485462
Circumference
161746349.18588
Area
2.081896378662E+15
Volume
7.1458264594361E+22
Surface area
8.3275855146482E+15
Circumference
161746349.18588
Perimeter
102970924
Area
662688199338361
Diagonal
36405719.312722
Surface area
3976129196030166
Volume
1.7059404052442E+22
Space diagonal
44587718.017578
Perimeter
77228193
Area
2.8695240770759E+14
Altitude
22293859.008789
Surface area
2.8695240770759E+14
Volume
2.0104700480805E+21
Height
12135239.770907