24997989 is an odd 8-digits composite number following 24997988
and preceding 24997990 . In scientific notation, it is written as 2.4997989 × 10^7.
The sum of its digits is 57. It has a total of 2 prime factors and 4 positive divisors.
There are 16665324 positive integers (up to 24997989) that are relatively prime to 24997989.
24997989 has 4 divisors, whose sum is 33330656
The reverse of 24997989 is 98979942
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 57
Digital Root 3
Name
twenty-four million nine hundred ninety-seven thousand nine hundred eighty-nine
Scientific notation
2.4997989 × 10^7
Engineering notation
2.4997989 × 10^6
Prime Factorization
3 × 8332663
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
24997989
Product of the distinct prime numbers
The prime factorization of 24997989 is 3 × 8332663.
Since it has a total of 2 prime factors.
2 , 5 , 5 , 34 , 302 , 491 , 89 , 7415 , 53763 , 8718 , 957768 , 691435 , 1906778 , 8124278 , 21279362 , 64049393 , 599498952 , 709432732 , 8683593627 , 4574521447
n×2
49995978
n×3
74993967
n×4
99991956
n×5
124989945
n÷2
12498994.5
n÷3
8332663
n÷3
6249497.25
n÷5
4999597.8
n2
624899454044121
n3
1.5621229678301E+22
n4
3.9049932766464E+29
n5
9.7616978974681E+36
2 √n
4999.7988959557
3 √n
292.39393334482
4 √n
70.709256084021
5 √n
30.170396277963
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
-24997988
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 24997989 can be divided by 4 positive divisors.
The sum of these divisors (counting 24997989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1011111010111000001100101
3
Ternary
1202001000210110
4
Quaternary
1133113001211
5
Quinary
22344413424
6
Senary
2251443233
8
Octal
137270145
10
Decimal
24997989
12
Duodecimal
8456519
16
Hexadecimal
17d7065
20
Vigesimal
7g4ej9
36
Base36
evskl
md5
efd182a701998bdbd94ead49c309a6d4
sha1
ce1f7f730810379598fbfd974acdc945b52c3a43
sha256
9db039a993825555b49acb67bfb590979be75a0815b15ade6de7f22e56def939
sha512
edaacb496095d43c772b8008b863e4f417f0481ff798a5eee7cea39e0bfc26b67fccb4b3109fef14038657e4b05f035125209e3d4ead9512d5cbfa037250dedd
ripemd-160
8dac8ed4ceb18db7df9671557c0e79f5dadcae4a
Diameter
49995978
Circumference
157066997.19384
Area
1.9631795340573E+15
Volume
6.5434053863185E+22
Surface area
7.8527181362291E+15
Circumference
157066997.19384
Perimeter
99991956
Area
624899454044121
Diagonal
35352495.075853
Surface area
3749396724264726
Volume
1.5621229678301E+22
Space diagonal
43297787.035048
Perimeter
74993967
Area
2.7058940100662E+14
Altitude
21648893.517524
Surface area
2.7058940100662E+14
Volume
1.8409795726665E+21
Height
11784165.025284