157045389 is an odd 9-digits composite number following 157045388
and preceding 157045390 . In scientific notation, it is written as 1.57045389 × 10^8.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 104696924 positive integers (up to 157045389) that are relatively prime to 157045389.
157045389 has 4 divisors, whose sum is 209393856
The reverse of 157045389 is 983540751
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred fifty-seven million forty-five thousand three hundred eighty-nine
Scientific notation
1.57045389 × 10^8
Engineering notation
1.57045389 × 10^6
Prime Factorization
3 × 52348463
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157045389
Product of the distinct prime numbers
The prime factorization of 157045389 is 3 × 52348463.
Since it has a total of 2 prime factors.
3 , 3 , 6 , 63 , 615 , 702 , 2013 , 5679 , 69235 , 29989 , 3063 , 194285 , 9012040 , 1314264 , 16864418 , 14418656 , 94603988 , 233284531 , 1872872983 , 791544408
n×2
314090778
n×3
471136167
n×4
628181556
n×5
785226945
n÷2
78522694.5
n÷3
52348463
n÷3
39261347.25
n÷5
31409077.8
n2
24663254206161321
n3
3.8732503508125E+24
n4
6.0827610803773E+32
n5
9.5526958006192E+40
2 √n
12531.775173534
3 √n
539.52105338167
4 √n
111.94541157874
5 √n
43.571753490717
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
-157045388
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 157045389 can be divided by 4 positive divisors.
The sum of these divisors (counting 157045389) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010111000101001010001101
3
Ternary
101221111201202220
4
Quaternary
21113011022031
5
Quinary
310200423024
6
Senary
23330005553
8
Octal
1127051215
10
Decimal
157045389
12
Duodecimal
447168b9
16
Hexadecimal
95c528d
20
Vigesimal
291ad99
36
Base36
2li0zx
md5
50f3ed6b53211f7be06d96c206d89cc4
sha1
504d75554a9d5e4e209e86db7e175e1d22af4d86
sha256
8d0f86de2454f3f39504ef629b7c82690d06af0df1af88a1208a50940979a281
sha512
2a3eef6f748630f0e49c7de1edc7379cde25d3812d0f008ac7f7b64deab1c1cc027744fbae6ea1801faabb61afa204101a1ee3197b667ca4b9a17ce5eecc3c18
ripemd-160
c7a41a6b55cf7f2cd301235bbb056a7acc87dd3c
Diameter
314090778
Circumference
986745280.7251
Area
7.7481898227694E+16
Volume
1.6224233130169E+25
Surface area
3.0992759291078E+17
Circumference
986745280.7251
Perimeter
628181556
Area
24663254206161321
Diagonal
222095719.03196
Surface area
147979525236967926
Volume
3.8732503508125E+24
Space diagonal
272010592.84242
Perimeter
471136167
Area
1.0679502341265E+16
Altitude
136005296.42121
Surface area
1.0679502341265E+16
Volume
4.5646693138211E+23
Height
74031906.343986