161574139 is an odd 9-digits composite number following 161574138
and preceding 161574140 . In scientific notation, it is written as 1.61574139 × 10^8.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 156362040 positive integers (up to 161574139) that are relatively prime to 161574139.
161574139 has 4 divisors, whose sum is 166786240
The reverse of 161574139 is 931475161
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred sixty-one million five hundred seventy-four thousand one hundred thirty-nine
Scientific notation
1.61574139 × 10^8
Engineering notation
1.61574139 × 10^6
Prime Factorization
31 × 5212069
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
161574139
Product of the distinct prime numbers
The prime factorization of 161574139 is 31 × 5212069.
Since it has a total of 2 prime factors.
2 , 1 , 47 , 13 , 320 , 945 , 6997 , 5682 , 70952 , 77735 , 465297 , 108581 , 9980017 , 4128340 , 69669212 , 7839685 , 770046448 , 188331644 , 9106386248 , 377705200
n×2
323148278
n×3
484722417
n×4
646296556
n×5
807870695
n÷2
80787069.5
n÷3
53858046.333333
n÷3
40393534.75
n÷5
32314827.8
n2
26106202393591321
n3
4.2180871743043E+24
n4
6.8153380341515E+32
n5
1.101182374862E+41
2 √n
12711.181652388
3 √n
544.65807916545
4 √n
112.74387634097
5 √n
43.820201480159
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
-161574138
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 161574139 can be divided by 4 positive divisors.
The sum of these divisors (counting 161574139) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000010110110011111011
3
Ternary
102021000211001101
4
Quaternary
21220112303323
5
Quinary
312330333024
6
Senary
24011032231
8
Octal
1150266373
10
Decimal
161574139
12
Duodecimal
4613b677
16
Hexadecimal
9a16cfb
20
Vigesimal
2a9gf6j
36
Base36
2o73ej
md5
b45a20bd698c9c1e9a51dfb867ace860
sha1
6c3547053ede28a86adc5dc5a8682201a18c2dea
sha256
01be5ef0ba2bf81eda02b2c995be82ae9635a1b5bb7f31315ee8efdcb62ac1fc
sha512
e111fff3a06eb7f33a53fe5ba1da084c3e7ac958f6cbe4b4aaa3d05656f60b9f0d8b3b99237faf396520d5efe9bef90bdd4a9a1db48fd66dff526b906e13c305
ripemd-160
5fd038fd72c5125227cee625c36a3c0ba58fa977
Diameter
323148278
Circumference
1015200256.185
Area
8.2015053652835E+16
Volume
1.7668682238661E+25
Surface area
3.2806021461134E+17
Circumference
1015200256.185
Perimeter
646296556
Area
26106202393591321
Diagonal
228500338.70256
Surface area
156637214361547926
Volume
4.2180871743043E+24
Space diagonal
279854617.9372
Perimeter
484722417
Area
1.1304317234594E+16
Altitude
139927308.9686
Surface area
1.1304317234594E+16
Volume
4.9710634076442E+23
Height
76166779.567519