157345 is an odd 6-digits composite number following 157344
and preceding 157346 . In scientific notation, it is written as 1.57345 × 10^5.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 125872 positive integers (up to 157345) that are relatively prime to 157345.
157345 has 4 divisors, whose sum is 188820
The reverse of 157345 is 543751
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 25
Digital Root 7
Name
one hundred fifty-seven thousand three hundred forty-five
Scientific notation
1.57345 × 10^5
Engineering notation
1.57345 × 10^3
Prime Factorization
5 × 31469
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157345
Product of the distinct prime numbers
The prime factorization of 157345 is 5 × 31469.
Since it has a total of 2 prime factors.
10 , 2 , 2 , 42 , 183 , 199 , 4614 , 331 , 5348 , 88781 , 2208 , 538645 , 9269635 , 7581633 , 51126887 , 50832199 , 447539256 , 202082564 , 3542157828 , 9242886436
n×2
314690
n×3
472035
n×4
629380
n×5
786725
n÷2
78672.5
n÷3
52448.333333333
n÷3
39336.25
n÷5
31469
n2
24757449025
n3
3895460816838625
n4
6.1293128222547E+20
n5
9.6441672601767E+25
2 √n
396.66736694616
3 √n
53.986393462527
4 √n
19.916509908771
5 √n
10.948902524194
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
-157344
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 157345 can be divided by 4 positive divisors.
The sum of these divisors (counting 157345) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110011010100001
3
Ternary
21222211121
4
Quaternary
212122201
5
Quinary
20013340
6
Senary
3212241
8
Octal
463241
10
Decimal
157345
12
Duodecimal
77081
16
Hexadecimal
266a1
20
Vigesimal
jd75
36
Base36
3dep
md5
75dc29f63a03439c9e00664cb6f2da75
sha1
0b5e15a8ae6409428c5ef669fb7ab5e2ed13f563
sha256
4d6abf26824d505db680e05703e65d2f3f853706df65160a3a578e04ee2a9a04
sha512
5533c63b0b48ea7483b4d10d5fa2c6661104ea14b44ecec5baae60a7690edda842aa772feb1985bb5b326e7f234264205789eda711d3c15f6d2d445859bf9c58
ripemd-160
ee98091e54334d9ff475008a443be331e4753fd9
Diameter
314690
Circumference
988627.79215817
Area
77777819978.564
Volume
1.6317268112703E+16
Surface area
311111279914.26
Circumference
988627.79215817
Perimeter
629380
Area
24757449025
Diagonal
222519.43297159
Surface area
148544694150
Volume
3895460816838625
Space diagonal
272529.53431692
Perimeter
472035
Area
10720289894.274
Altitude
136264.76715846
Surface area
10720289894.274
Volume
4.5908445990551E+14
Height
74173.144323865