25206989 is an odd 8-digits composite number following 25206988
and preceding 25206990 . In scientific notation, it is written as 2.5206989 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 25169820 positive integers (up to 25206989) that are relatively prime to 25206989.
25206989 has 4 divisors, whose sum is 25244160
The reverse of 25206989 is 98960252
Previous prime number is 691
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
twenty-five million two hundred six thousand nine hundred eighty-nine
Scientific notation
2.5206989 × 10^7
Engineering notation
2.5206989 × 10^6
Prime Factorization
691 × 36479
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
25206989
Product of the distinct prime numbers
The prime factorization of 25206989 is 691 × 36479.
Since it has a total of 2 prime factors.
5 , 6 , 45 , 67 , 389 , 406 , 9255 , 4300 , 49944 , 86177 , 649395 , 108353 , 8603344 , 6964457 , 6324231 , 77904573 , 568338718 , 867607736 , 5498944870 , 7199031646
n×2
50413978
n×3
75620967
n×4
100827956
n×5
126034945
n÷2
12603494.5
n÷3
8402329.6666667
n÷3
6301747.25
n÷5
5041397.8
n2
635392294446121
n3
1.6016326576788E+22
n4
4.0372336784151E+29
n5
1.0176650492224E+37
2 √n
5020.6562320079
3 √n
293.20654285661
4 √n
70.856589192593
5 √n
30.220677365178
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
-25206988
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 25206989 can be divided by 4 positive divisors.
The sum of these divisors (counting 25206989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100000001010000011001101
3
Ternary
1202102122111012
4
Quaternary
1200022003031
5
Quinary
22423110424
6
Senary
2300135005
8
Octal
140120315
10
Decimal
25206989
12
Duodecimal
8537465
16
Hexadecimal
180a0cd
20
Vigesimal
7hah99
36
Base36
f09u5
md5
73baf3ac85d4ec9511b1f41ff1877233
sha1
48f582d6276b7a31e115066150000f8142086dba
sha256
513bdadd7a2096b75d0fb5802a1d5cbcecb1665c6e564574824f44479b3bff82
sha512
d080eb9d893d6b35add39561e8eefa0ba4cdeeb1c6182d4f98af78f9ddabe3b8d958f660ec9f2267a556c6fc000109663ecfffc1e469490731b52f26b6c1c9f1
ripemd-160
de7f17831c491032160d67fee7e6d527160f7177
Diameter
50413978
Circumference
158380182.92304
Area
1.9961437643795E+15
Volume
6.708903188151E+22
Surface area
7.984575057518E+15
Circumference
158380182.92304
Perimeter
100827956
Area
635392294446121
Diagonal
35648065.710389
Surface area
3812353766676726
Volume
1.6016326576788E+22
Space diagonal
43659785.65383
Perimeter
75620967
Area
2.7513293417961E+14
Altitude
21829892.826915
Surface area
2.7513293417961E+14
Volume
1.8875421886909E+21
Height
11882688.57013