157420 is an even 6-digits composite number following 157419
and preceding 157421 . In scientific notation, it is written as 1.57420 × 10^5.
The sum of its digits is 19. It has a total of 5 prime factors and 24 positive divisors.
There are 59136 positive integers (up to 157420) that are relatively prime to 157420.
157420 has 24 divisors, whose sum is 350784
The reverse of 157420 is 024751
Previous prime number is 17
Is Prime? no
Number parity even
Number length 6
Sum of Digits 19
Digital Root 1
Name
one hundred fifty-seven thousand four hundred twenty
Scientific notation
1.57420 × 10^5
Engineering notation
1.57420 × 10^3
Prime Factorization
2 × 2 × 5 × 17 × 463
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
78710
Product of the distinct prime numbers
The prime factorization of 157420 is 2 × 2 × 5 × 17 × 463.
Since it has a total of 5 prime factors.
7 , 9 , 43 , 71 , 914 , 231 , 3161 , 4489 , 1078 , 24885 , 154753 , 132639 , 588221 , 4311644 , 45658623 , 5392600 , 911101544 , 991664707 , 3292966716 , 5846413567
n×2
314840
n×3
472260
n×4
629680
n×5
787100
n÷2
78710
n÷3
52473.333333333
n÷3
39355
n÷5
31484
n2
24781056400
n3
3901033898488000
n4
6.1410075629998E+20
n5
9.6671741056743E+25
2 √n
396.7618933315
3 √n
53.994969810365
4 √n
19.91888283342
5 √n
10.949946105073
1 , 2 , 4 , 5 , 10 , 17 , 20 , 34 , 68 , 85 , 170 , 340 , 463 , 926 , 1852 , 2315 , 4630 , 7871 , 9260 , 15742 , 31484 , 39355 , 78710 , 157420
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-157419
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157420 can be divided by 24 positive divisors.
The sum of these divisors (counting 157420) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100110011011101100
3
Ternary
21222221101
4
Quaternary
212123230
5
Quinary
20014140
6
Senary
3212444
8
Octal
463354
10
Decimal
157420
12
Duodecimal
77124
16
Hexadecimal
266ec
20
Vigesimal
jdb0
36
Base36
3dgs
md5
e650fa070b81e570aaec97f0af2245f2
sha1
c1f560604d51054960bc6117aa03db5b01c83446
sha256
506f210fca2797cdf3c5e414c01649061df4aa76732b7afdfcedb42258446dec
sha512
ef337f4492470a72ddc479b47133c03413c13ff2f35483b52bd58f3e4c5351a61cb0a24c696f838ec61fb0f17df063998a1f7e728fa72d55ad0983d89fa1d88f
ripemd-160
bd54135f0c71c5ccf190e7dbb3573b7dd57badb7
Diameter
314840
Circumference
989099.03105621
Area
77851984734.434
Volume
1.6340612582526E+16
Surface area
311407938937.74
Circumference
989099.03105621
Perimeter
629680
Area
24781056400
Diagonal
222625.49898877
Surface area
148686338400
Volume
3901033898488000
Space diagonal
272659.43812749
Perimeter
472260
Area
10730512187.507
Altitude
136329.71906375
Surface area
10730512187.507
Volume
4.5974125387658E+14
Height
74208.499662924