157428243 is an odd 9-digits composite number following 157428242
and preceding 157428244 . In scientific notation, it is written as 1.57428243 × 10^8.
The sum of its digits is 36. It has a total of 5 prime factors and 24 positive divisors.
There are 85223664 positive integers (up to 157428243) that are relatively prime to 157428243.
157428243 has 24 divisors, whose sum is 273561600
The reverse of 157428243 is 342824751
Previous prime number is 19
Is Prime? no Number parity odd Number length 9 Sum of Digits 36 Digital Root 9
Name
one hundred fifty-seven million four hundred twenty-eight thousand two hundred forty-three
Scientific notation
1.57428243 × 10^8
Engineering notation
1.57428243 × 10^6
Prime Factorization
3 × 3 × 7 × 19 × 131519
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
52476081 Product of the distinct prime numbers
The prime factorization of 157428243 is 3 × 3 × 7 × 19 × 131519.
Since it has a total of 5 prime factors.
1 , 7 , 20 , 21 , 7 , 12 , 4510 , 6564 , 2429 , 88868 , 506636 , 382586 , 1242924 , 7158050 , 93152337 , 81591380 , 50016384 , 28271689 , 650212654 , 635893338
n×2
314856486
n×3
472284729
n×4
629712972
n×5
787141215
n÷2
78714121.5
n÷3
52476081
n÷3
39357060.75
n÷5
31485648.6
n2
24783651694067049
n3
3.9016467413209E+24
n4
6.1422939129283E+32
n5
9.669705387019E+40
2 √n12547.041205001
3 √n539.95912242008
4 √n112.01357598524
5 √n43.592977134426
1 , 3 , 7 , 9 , 19 , 21 , 57 , 63 , 133 , 171 , 399 , 1197 , 131519 , 394557 , 920633 , 1183671 , 2498861 , 2761899 , 7496583 , 8285697 , 17492027 , 22489749 , 52476081 , 157428243
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
-157428242 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 157428243 can be divided by 24 positive divisors.
The sum of these divisors (counting 157428243) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001011000100010101000010011
3
Ternary
101222020011221200
4
Quaternary
21120202220103
5
Quinary
310300200433
6
Senary
23342122243
8
Octal
1130425023
10
Decimal
157428243
12
Duodecimal
44880383
16
Hexadecimal
9622a13
20
Vigesimal
293iac3
36
Base36
2lq8er
md5
fe80aaf046c32304507a4ecf5e6e167b
sha1
01b9d35991880d7f210aa576630eb2f168e46942
sha256
7300e85190597dafa9b52ecd647bb7d66c8beeb0e456d406acae804b14da0bf9
sha512
4c466f14c996d146dced3b20a6c7662acafcdc1d33e361d1fe645a5f0df279a3001878e711f83fde50b055a9655197120b6ad4ee350cded423bb3a454211944e
ripemd-160
32050f83ec42e0ab3af248d02909193f3bbd5b57
Diameter
314856486
Circumference
989150823.3527
Area
7.7860138091209E+16
Volume
1.6343179652582E+25
Surface area
3.1144055236484E+17
Circumference
989150823.3527
Perimeter
629712972
Area
24783651694067049
Diagonal
222637156.35117
Surface area
148701910164402294
Volume
3.9016467413209E+24
Space diagonal
272673715.4223
Perimeter
472284729
Area
1.0731635982804E+16
Altitude
136336857.71115
Surface area
1.0731635982804E+16
Volume
4.5981347809707E+23
Height
74212385.450389