157430685 is an odd 9-digits composite number following 157430684
and preceding 157430686 . In scientific notation, it is written as 1.57430685 × 10^8.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 83963024 positive integers (up to 157430685) that are relatively prime to 157430685.
157430685 has 8 divisors, whose sum is 251889120
The reverse of 157430685 is 586034751
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred fifty-seven million four hundred thirty thousand six hundred eighty-five
Scientific notation
1.57430685 × 10^8
Engineering notation
1.57430685 × 10^6
Prime Factorization
3 × 5 × 10495379
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
157430685
Product of the distinct prime numbers
The prime factorization of 157430685 is 3 × 5 × 10495379.
Since it has a total of 3 prime factors.
1 , 10 , 63 , 62 , 570 , 238 , 8764 , 7990 , 91751 , 34353 , 821275 , 858430 , 9672034 , 1459973 , 60839708 , 6116628 , 464979415 , 473680663 , 8122391957 , 5520284061
n×2
314861370
n×3
472292055
n×4
629722740
n×5
787153425
n÷2
78715342.5
n÷3
52476895
n÷3
39357671.25
n÷5
31486137
n2
24784420579569225
n3
3.9018283091697E+24
n4
6.1426750346497E+32
n5
9.6704553843731E+40
2 √n
12547.138518403
3 √n
539.96191432352
4 √n
112.01401036658
5 √n
43.593112374949
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
-157430684
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 157430685 can be divided by 8 positive divisors.
The sum of these divisors (counting 157430685) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001011000100011001110011101
3
Ternary
101222020022022010
4
Quaternary
21120203032131
5
Quinary
310300240220
6
Senary
23342141433
8
Octal
1130431635
10
Decimal
157430685
12
Duodecimal
44881879
16
Hexadecimal
962339d
20
Vigesimal
293ige5
36
Base36
2lqaal
md5
213caa3f7e39f54866e6994f39ca7486
sha1
0e7658761c6f58f2b204078ac8fba9ab6b284167
sha256
c1f0a1c8869dbcd00803a2431802404bb67fe407c49567bd2a828757eb2fdeb7
sha512
d922f01596153dcbf1292af4e524a8a28d6b005b8893ab47981f4817af003bb48d803e8d4af2347787e78b3f82edef5c45267d548eb60cc2d09c8561ead1e9d1
ripemd-160
e470d98014cf1ac405ceb37e04d0dd653c7fd935
Diameter
314861370
Circumference
989166166.89122
Area
7.7862553616254E+16
Volume
1.6343940202208E+25
Surface area
3.1145021446502E+17
Circumference
989166166.89122
Perimeter
629722740
Area
24784420579569225
Diagonal
222640609.86069
Surface area
148706523477415350
Volume
3.9018283091697E+24
Space diagonal
272677945.09037
Perimeter
472292055
Area
1.0731968919992E+16
Altitude
136338972.54519
Surface area
1.0731968919992E+16
Volume
4.5983487607325E+23
Height
74213536.620229