18914725 is an odd 8-digits composite number following 18914724
and preceding 18914726 . In scientific notation, it is written as 1.8914725 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 12 positive divisors.
There are 14960000 positive integers (up to 18914725) that are relatively prime to 18914725.
18914725 has 12 divisors, whose sum is 23720580
The reverse of 18914725 is 52741981
Previous prime number is 89
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
eighteen million nine hundred fourteen thousand seven hundred twenty-five
Scientific notation
1.8914725 × 10^7
Engineering notation
1.8914725 × 10^6
Prime Factorization
5 × 5 × 89 × 8501
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
3782945
Product of the distinct prime numbers
The prime factorization of 18914725 is 5 × 5 × 89 × 8501.
Since it has a total of 4 prime factors.
2 , 10 , 47 , 54 , 109 , 962 , 7792 , 7638 , 21070 , 85029 , 788175 , 910357 , 9416437 , 8994094 , 98167719 , 58472891 , 696920330 , 383756910 , 5046536030 , 4804915814
n×2
37829450
n×3
56744175
n×4
75658900
n×5
94573625
n÷2
9457362.5
n÷3
6304908.3333333
n÷3
4728681.25
n÷5
3782945
n2
357766821825625
n3
6.7670610489557E+21
n4
1.2799709879921E+29
n5
2.4210299245849E+36
2 √n
4349.1062300201
3 √n
266.44035921312
4 √n
65.947753790559
5 √n
28.533825850422
1 , 5 , 25 , 89 , 445 , 2225 , 8501 , 42505 , 212525 , 756589 , 3782945 , 18914725
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18914724
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18914725 can be divided by 12 positive divisors.
The sum of these divisors (counting 18914725) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001000001001110110100101
3
Ternary
1022120222010101
4
Quaternary
1020021312211
5
Quinary
14320232400
6
Senary
1513224101
8
Octal
110116645
10
Decimal
18914725
12
Duodecimal
6402031
16
Hexadecimal
1209da5
20
Vigesimal
5i46g5
36
Base36
b9ep1
md5
6be6a21ac286ee6983d7dc5ff7e94e31
sha1
b3a40195562f3bfa07bed0f920645e53c9db4b07
sha256
7e32ebe0d293a94b38f182105ffb262a11a22d006fe76710e00716016a626dfd
sha512
9c80ff2c4c74c8eb03424559107e88d649c3ac7977bdcdec8bc43a6034cf012bd766e6098f2bbb5d02555b49abbdc851aed10e46794a1173547844b3add50109
ripemd-160
500acd843e5eb89fcb6437c540ce2ed1ad7be5cc
Diameter
37829450
Circumference
118844722.20934
Area
1.1239576191456E+15
Volume
2.8345799037057E+22
Surface area
4.4958304765822E+15
Circumference
118844722.20934
Perimeter
75658900
Area
357766821825625
Diagonal
26749460.623557
Surface area
2146600930953750
Volume
6.7670610489557E+21
Space diagonal
32761264.711193
Perimeter
56744175
Area
1.5491757816611E+14
Altitude
16380632.355597
Surface area
1.5491757816611E+14
Volume
7.9750579273665E+20
Height
8916486.8745191