457 is an odd 3-digits prime number following 456
and preceding 458 . In scientific notation, it is written as 4.57 × 10^2.
The sum of its digits is 16. It has a total of 1 prime factors and 2 positive divisors.
There are 456 positive integers (up to 457) that are relatively prime to 457.
457 has 2 divisors, whose sum is 458
The reverse of 457 is 754
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 3
Sum of Digits 16
Digital Root 7
Name
four hundred fifty-seven
Scientific notation
4.57 × 10^2
Engineering notation
4.57 × 10^0
Prime Factorization
457
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
457
Product of the distinct prime numbers
The prime factorization of 457 is 457.
Since it has a total of 1 prime factors.
10 , 6 , 89 , 32 , 930 , 861 , 2826 , 3102 , 67166 , 26570 , 661075 , 948677 , 3135892 , 4149370 , 90558899 , 19495465 , 437264387 , 439378582 , 3822061535 , 8123181882
n×2
914
n×3
1371
n×4
1828
n×5
2285
n÷2
228.5
n÷3
152.33333333333
n÷3
114.25
n÷5
91.4
n2
208849
n3
95443993
n4
43617904801
n5
19933382494057
2 √n
21.377558326432
3 √n
7.7026246182874
4 √n
4.6235871708482
5 √n
3.4039505316195
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
458
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
229
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
21.400934559033
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9956331877729
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 457 can be divided by 2 positive divisors.
The sum of these divisors (counting 457) is 458, the average is 229.
Base
System
Value
2
Binary
111001001
3
Ternary
121221
4
Quaternary
13021
5
Quinary
3312
6
Senary
2041
8
Octal
711
10
Decimal
457
12
Duodecimal
321
16
Hexadecimal
1c9
20
Vigesimal
12h
36
Base36
cp
md5
42998cf32d552343bc8e460416382dca
sha1
d36550fc4422fde2c3bb4169c939e24e583e79f0
sha256
353767b239099863e13ca954e20a66c9d75f777baf239f56e399958de49bf79d
sha512
4635bde99c2c44eb7490eeefbd02380e26a8efeae7c8b57d29aae128ad434d5e12a9ed4191461af7d55e21a0597d7973475798b83c06bba66216203fc7ffcbba
ripemd-160
f26375b31a687032a26b6e246ba09acfa92a98bb
Diameter
914
Circumference
2871.4156853811
Area
656118.48410957
Volume
399794862.9841
Surface area
2624473.9364383
Circumference
2871.4156853811
Perimeter
1828
Area
208849
Diagonal
646.2955980045
Surface area
1253094
Volume
95443993
Space diagonal
791.54721905898
Perimeter
1371
Area
90434.269777488
Altitude
395.77360952949
Surface area
90434.269777488
Volume
11248182.445637
Height
215.4318660015