25486989 is an odd 8-digits composite number following 25486988
and preceding 25486990 . In scientific notation, it is written as 2.5486989 × 10^7.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 15446640 positive integers (up to 25486989) that are relatively prime to 25486989.
25486989 has 8 divisors, whose sum is 37072032
The reverse of 25486989 is 98968452
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
twenty-five million four hundred eighty-six thousand nine hundred eighty-nine
Scientific notation
2.5486989 × 10^7
Engineering notation
2.5486989 × 10^6
Prime Factorization
3 × 11 × 772333
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
25486989
Product of the distinct prime numbers
The prime factorization of 25486989 is 3 × 11 × 772333.
Since it has a total of 3 prime factors.
1 , 9 , 33 , 84 , 51 , 889 , 8984 , 7834 , 7040 , 34711 , 84906 , 222550 , 8600133 , 9285745 , 63212764 , 80678871 , 535400531 , 790460326 , 372004016 , 2968490387
n×2
50973978
n×3
76460967
n×4
101947956
n×5
127434945
n÷2
12743494.5
n÷3
8495663
n÷3
6371747.25
n÷5
5097397.8
n2
649586608286121
n3
1.6556006739936E+22
n4
4.2196276166467E+29
n5
1.0754560264957E+37
2 √n
5048.4640238393
3 √n
294.28819673698
4 √n
71.052544105326
5 √n
30.287519468248
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-25486988
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 25486989 can be divided by 8 positive divisors.
The sum of these divisors (counting 25486989) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100001001110011010001101
3
Ternary
1202221212120120
4
Quaternary
1201032122031
5
Quinary
23011040424
6
Senary
2310135153
8
Octal
141163215
10
Decimal
25486989
12
Duodecimal
86514b9
16
Hexadecimal
184e68d
20
Vigesimal
7j5h99
36
Base36
f69vx
md5
0d7362ef49b4270b7cd79e9d1eda30e1
sha1
688b56b46c5c5b029be384ae017cf0796b1be02b
sha256
c7534eb843dc50239871657a1d99d37077d96f209a23bfcf39040cedec8169fa
sha512
a3c81c1fc6df76b78ba514dbe5334686138b0f50fbe52de0b8c36dc701c19a2befe53eb7abd1489584a014e94c370d3d1ad332f5de441eae7ffe0290f0b595ab
ripemd-160
f165969319cd64afe96614aedb4d51eb74fec541
Diameter
50973978
Circumference
160139474.80905
Area
2.040736516462E+15
Volume
6.934963886262E+22
Surface area
8.162946065848E+15
Circumference
160139474.80905
Perimeter
101947956
Area
649586608286121
Diagonal
36044045.507854
Surface area
3897519649716726
Volume
1.6556006739936E+22
Space diagonal
44144759.879949
Perimeter
76460967
Area
2.8127925236698E+14
Altitude
22072379.939975
Surface area
2.8127925236698E+14
Volume
1.9511441058631E+21
Height
12014681.835951