157072009 is an odd 9-digits composite number following 157072008
and preceding 157072010 . In scientific notation, it is written as 1.57072009 × 10^8.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 152005140 positive integers (up to 157072009) that are relatively prime to 157072009.
157072009 has 4 divisors, whose sum is 162138880
The reverse of 157072009 is 900270751
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
one hundred fifty-seven million seventy-two thousand nine
Scientific notation
1.57072009 × 10^8
Engineering notation
1.57072009 × 10^6
Prime Factorization
31 × 5066839
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157072009
Product of the distinct prime numbers
The prime factorization of 157072009 is 31 × 5066839.
Since it has a total of 2 prime factors.
1 , 2 , 14 , 45 , 134 , 880 , 176 , 1810 , 20935 , 27039 , 35429 , 921708 , 9380046 , 7606782 , 8179850 , 25475784 , 234686040 , 787817329 , 3978982777 , 5186799775
n×2
314144018
n×3
471216027
n×4
628288036
n×5
785360045
n÷2
78536004.5
n÷3
52357336.333333
n÷3
39268002.25
n÷5
31414401.8
n2
24671616011296081
n3
3.8752202921708E+24
n4
6.0868863660884E+32
n5
9.5607947007622E+40
2 √n
12532.837228657
3 √n
539.5515355226
4 √n
111.95015510778
5 √n
43.573230517774
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
-157072008
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 157072009 can be divided by 4 positive divisors.
The sum of these divisors (counting 157072009) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010111001011101010001001
3
Ternary
101221120002021211
4
Quaternary
21113023222021
5
Quinary
310202301014
6
Senary
23330333121
8
Octal
1127135211
10
Decimal
157072009
12
Duodecimal
4472a1a1
16
Hexadecimal
95cba89
20
Vigesimal
291e009
36
Base36
2liljd
md5
f89aff84da89ec35469e5ce1e4c22cf9
sha1
e35b4048e43ff3a1925a19bfd95e033121bac390
sha256
dfad4c8612f9b5cc72599df58d1003024247ab2d2213884a598b317194601a51
sha512
c73ed3048abdfc7db8217dae003135273c9bc44e6aa68d2fc857ad56a9a53588590ca7719e06258bb7c50ef2e1a410f5101bb033d53f601963d604eeb8d6e4c3
ripemd-160
55662516a74f15b635d75c9e4705a626de476bbe
Diameter
314144018
Circumference
986912539.11798
Area
7.7508167613276E+16
Volume
1.6232484801235E+25
Surface area
3.100326704531E+17
Circumference
986912539.11798
Perimeter
628288036
Area
24671616011296081
Diagonal
222133365.39699
Surface area
148029696067776486
Volume
3.8752202921708E+24
Space diagonal
272056700.03492
Perimeter
471216027
Area
1.0683123109099E+16
Altitude
136028350.01746
Surface area
1.0683123109099E+16
Volume
4.5669909119762E+23
Height
74044455.13233