18157429 is an odd 8-digits composite number following 18157428
and preceding 18157430 . In scientific notation, it is written as 1.8157429 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 17814784 positive integers (up to 18157429) that are relatively prime to 18157429.
18157429 has 4 divisors, whose sum is 18500076
The reverse of 18157429 is 92475181
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
eighteen million one hundred fifty-seven thousand four hundred twenty-nine
Scientific notation
1.8157429 × 10^7
Engineering notation
1.8157429 × 10^6
Prime Factorization
53 × 342593
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18157429
Product of the distinct prime numbers
The prime factorization of 18157429 is 53 × 342593.
Since it has a total of 2 prime factors.
1 , 8 , 98 , 35 , 852 , 707 , 8243 , 3050 , 22781 , 51198 , 829527 , 188909 , 5825363 , 4662376 , 62874343 , 23434412 , 448857336 , 230206166 , 704562014 , 5105885293
n×2
36314858
n×3
54472287
n×4
72629716
n×5
90787145
n÷2
9078714.5
n÷3
6052476.3333333
n÷3
4539357.25
n÷5
3631485.8
n2
329692227890041
n3
5.9863632197652E+21
n4
1.086969651311E+29
n5
1.9736574268834E+36
2 √n
4261.1534823332
3 √n
262.83596106827
4 √n
65.277511306216
5 √n
28.301592332856
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
-18157428
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 18157429 can be divided by 4 positive divisors.
The sum of these divisors (counting 18157429) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000101010000111101110101
3
Ternary
1021011111022101
4
Quaternary
1011100331311
5
Quinary
14122014204
6
Senary
1445102101
8
Octal
105207565
10
Decimal
18157429
12
Duodecimal
60b7931
16
Hexadecimal
1150f75
20
Vigesimal
5d9db9
36
Base36
at6d1
md5
054cd498f668055a81fcd9ecbc3babc8
sha1
39af4d1f682a6eef4003018d6e670c4d63575261
sha256
1ca94cd8e20391ec16edf34249a733ab08ee69f4fbfce024b0462e935f664ca0
sha512
1599d593610da25504d024514b5255fdf9888572cffb18c77474873b5dac10036428e2dfafe995260b30ac206c510a75204abf8b00f3d55fe75c4a26d5e46868
ripemd-160
2731b08d87884f29cb16ed9ecca79018fe643fc4
Diameter
36314858
Circumference
114086491.10896
Area
1.035758681085E+15
Volume
2.5075619617246E+22
Surface area
4.14303472434E+15
Circumference
114086491.10896
Perimeter
72629716
Area
329692227890041
Diagonal
25678482.349627
Surface area
1978153367340246
Volume
5.9863632197652E+21
Space diagonal
31449589.562825
Perimeter
54472287
Area
1.4276092239153E+14
Altitude
15724794.781412
Surface area
1.4276092239153E+14
Volume
7.0549967122362E+20
Height
8559494.1165422