157122009 is an odd 9-digits composite number following 157122008
and preceding 157122010 . In scientific notation, it is written as 1.57122009 × 10^8.
The sum of its digits is 27. It has a total of 5 prime factors and 24 positive divisors.
There are 94651920 positive integers (up to 157122009) that are relatively prime to 157122009.
157122009 has 24 divisors, whose sum is 193052160
The reverse of 157122009 is 900221751
Previous prime number is 223
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 27
Digital Root 9
Name
one hundred fifty-seven million one hundred twenty-two thousand nine
Scientific notation
1.57122009 × 10^8
Engineering notation
1.57122009 × 10^6
Prime Factorization
9 × 11 × 11 × 223 × 647
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
14283819
Product of the distinct prime numbers
The prime factorization of 157122009 is 9 × 11 × 11 × 223 × 647.
Since it has a total of 5 prime factors.
4 , 7 , 34 , 93 , 724 , 907 , 25 , 8362 , 47192 , 65746 , 286612 , 880682 , 8318338 , 2177883 , 64782804 , 92808261 , 957239013 , 17585703 , 5691393853 , 4653735766
n×2
314244018
n×3
471366027
n×4
628488036
n×5
785610045
n÷2
78561004.5
n÷3
52374003
n÷3
39280502.25
n÷5
31424401.8
n2
24687325712196081
n3
3.8789222127376E+24
n4
6.0946405082006E+32
n5
9.5760216078126E+40
2 √n
12534.831829745
3 √n
539.60878042342
4 √n
111.95906318716
5 √n
43.576004257263
1 , 9 , 11 , 99 , 121 , 223 , 647 , 1089 , 2007 , 2453 , 5823 , 7117 , 22077 , 26983 , 64053 , 78287 , 144281 , 242847 , 704583 , 1298529 , 1587091 , 14283819 , 17458001 , 157122009
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
-157122008
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 157122009 can be divided by 24 positive divisors.
The sum of these divisors (counting 157122009) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001010111010111110111011001
3
Ternary
101221122121212200
4
Quaternary
21113113313121
5
Quinary
310210401014
6
Senary
23331400413
8
Octal
1127276731
10
Decimal
157122009
12
Duodecimal
44753109
16
Hexadecimal
95d7dd9
20
Vigesimal
2920509
36
Base36
2ljo49
md5
8adea8e1bb25b00d6bb114b00dd86723
sha1
bf9830490eed8ba000ecd69d29a5c7706b5be217
sha256
e27aeb718316d2f3ca24f1a673d7c83b704c668968ae4bc35fb9e3bfd6768709
sha512
a72362e8033c622592dd4b2b6fe8466c79835ddef0872bd1c4e49a6ea8667213c18f91ade7feb583df2dca7c9eda226c02a7f3ae4da075a8bed3a4e82bc2e147
ripemd-160
5d41a359bbea96060274ba80921179e3c5299930
Diameter
314244018
Circumference
987226698.38334
Area
7.7557521094214E+16
Volume
1.6247991369844E+25
Surface area
3.1023008437685E+17
Circumference
987226698.38334
Perimeter
628488036
Area
24687325712196081
Diagonal
222204076.07511
Surface area
148123954273176486
Volume
3.8789222127376E+24
Space diagonal
272143302.57529
Perimeter
471366027
Area
1.0689925609131E+16
Altitude
136071651.28765
Surface area
1.0689925609131E+16
Volume
4.5713536672031E+23
Height
74068025.358369