157428305 is an odd 9-digits composite number following 157428304
and preceding 157428306 . In scientific notation, it is written as 1.57428305 × 10^8.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 125942640 positive integers (up to 157428305) that are relatively prime to 157428305.
157428305 has 4 divisors, whose sum is 188913972
The reverse of 157428305 is 503824751
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred fifty-seven million four hundred twenty-eight thousand three hundred five
Scientific notation
1.57428305 × 10^8
Engineering notation
1.57428305 × 10^6
Prime Factorization
5 × 31485661
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157428305
Product of the distinct prime numbers
The prime factorization of 157428305 is 5 × 31485661.
Since it has a total of 2 prime factors.
10 , 2 , 72 , 44 , 66 , 321 , 6379 , 4299 , 58252 , 63913 , 988629 , 367326 , 5041175 , 1025819 , 20810096 , 27147532 , 420589110 , 938770414 , 5252720516 , 5339029648
n×2
314856610
n×3
472284915
n×4
629713220
n×5
787141525
n÷2
78714152.5
n÷3
52476101.666667
n÷3
39357076.25
n÷5
31485661
n2
24783671215173025
n3
3.901651351082E+24
n4
6.142303589018E+32
n5
9.6697244281451E+40
2 √n
12547.043675703
3 √n
539.95919330414
4 √n
112.01358701382
5 √n
43.592980568072
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
-157428304
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 157428305 can be divided by 4 positive divisors.
The sum of these divisors (counting 157428305) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001011000100010101001010001
3
Ternary
101222020012000222
4
Quaternary
21120202221101
5
Quinary
310300201210
6
Senary
23342122425
8
Octal
1130425121
10
Decimal
157428305
12
Duodecimal
44880415
16
Hexadecimal
9622a51
20
Vigesimal
293iaf5
36
Base36
2lq8gh
md5
711f125f6d529dc86f0d976f0c327254
sha1
1f91e60819d7c822f5a2346950ba4c75a0a6438b
sha256
5adc551a2c8db4b8aa417b1299e468bf125117e4c0cc85fc843b16e351823df1
sha512
8ae667dcdc2aae964ed37b978441a6cae4a6bc7619697a7b9e1340d1422c2bd617c6f5da594966e0379dfd70939263b885d41c30bc8fc42a28d722541746f60f
ripemd-160
724c79101bb54e1ab202bb84d3441aed3a98c2c3
Diameter
314856610
Circumference
989151212.91019
Area
7.7860199418572E+16
Volume
1.6343198961904E+25
Surface area
3.1144079767429E+17
Circumference
989151212.91019
Perimeter
629713220
Area
24783671215173025
Diagonal
222637244.03241
Surface area
148702027291038150
Volume
3.901651351082E+24
Space diagonal
272673822.80945
Perimeter
472284915
Area
1.073164443569E+16
Altitude
136336911.40472
Surface area
1.073164443569E+16
Volume
4.5981402136262E+23
Height
74212414.677469