157438172 is an even 9-digits composite number following 157438171
and preceding 157438173 . In scientific notation, it is written as 1.57438172 × 10^8.
The sum of its digits is 38. It has a total of 4 prime factors and 12 positive divisors.
There are 78680976 positive integers (up to 157438172) that are relatively prime to 157438172.
157438172 has 12 divisors, whose sum is 275650200
The reverse of 157438172 is 271834751
Previous prime number is 2357
Is Prime? no
Number parity even
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred fifty-seven million four hundred thirty-eight thousand one hundred seventy-two
Scientific notation
1.57438172 × 10^8
Engineering notation
1.57438172 × 10^6
Prime Factorization
2 × 2 × 2357 × 16699
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78719086
Product of the distinct prime numbers
The prime factorization of 157438172 is 2 × 2 × 2357 × 16699.
Since it has a total of 4 prime factors.
8 , 1 , 14 , 56 , 212 , 155 , 1447 , 5962 , 77609 , 36689 , 71244 , 235962 , 6193976 , 7377163 , 40031558 , 31015443 , 587610347 , 256560094 , 2037543830 , 7127718004
n×2
314876344
n×3
472314516
n×4
629752688
n×5
787190860
n÷2
78719086
n÷3
52479390.666667
n÷3
39359543
n÷5
31487634.4
n2
24786778002701584
n3
3.9023850185151E+24
n4
6.1438436375521E+32
n5
9.6727551135003E+40
2 √n
12547.436869736
3 √n
539.97047392287
4 √n
112.01534211766
5 √n
43.593527002407
1 , 2 , 4 , 2357 , 4714 , 9428 , 16699 , 33398 , 66796 , 39359543 , 78719086 , 157438172
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
-157438171
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 157438172 can be divided by 12 positive divisors.
The sum of these divisors (counting 157438172) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001011000100101000011011100
3
Ternary
101222020200120102
4
Quaternary
21120211003130
5
Quinary
310301010142
6
Senary
23342240232
8
Octal
1130450334
10
Decimal
157438172
12
Duodecimal
44886078
16
Hexadecimal
96250dc
20
Vigesimal
293jf8c
36
Base36
2lqg2k
md5
13b34ee8cad63dac9970f449c1441c5a
sha1
f2dd5cf06113c95e8531b14efac4bba533bb21ca
sha256
d9dd11b0dc327295c94144099a1218c415ddfa89b43423308324e86217d9b2d2
sha512
5a222b1eaff46bd05f90b4bda30b27bdfc9791013df9dd5aa5212d1cbb9c9ed4159f0e62ea3dfc62681a26698ad1fb54710dc12abae1f628c2cec254c5c59021
ripemd-160
c931efa1dffe126d60ecbd32db2866ce5874f1ba
Diameter
314876344
Circumference
989213209.09961
Area
7.7869959679448E+16
Volume
1.6346272140861E+25
Surface area
3.1147983871779E+17
Circumference
989213209.09961
Perimeter
629752688
Area
24786778002701584
Diagonal
222651198.07763
Surface area
148720668016209504
Volume
3.9023850185151E+24
Space diagonal
272690912.95477
Perimeter
472314516
Area
1.0732989714152E+16
Altitude
136345456.47738
Surface area
1.0732989714152E+16
Volume
4.5990048489881E+23
Height
74217066.025876