155131071 is an odd 9-digits composite number following 155131070
and preceding 155131072 . In scientific notation, it is written as 1.55131071 × 10^8.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 103364352 positive integers (up to 155131071) that are relatively prime to 155131071.
155131071 has 8 divisors, whose sum is 206954160
The reverse of 155131071 is 170131551
Previous prime number is 1973
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 24
Digital Root 6
Name
one hundred fifty-five million one hundred thirty-one thousand seventy-one
Scientific notation
1.55131071 × 10^8
Engineering notation
1.55131071 × 10^6
Prime Factorization
3 × 1973 × 26209
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
155131071
Product of the distinct prime numbers
The prime factorization of 155131071 is 3 × 1973 × 26209.
Since it has a total of 3 prime factors.
4 , 10 , 66 , 50 , 817 , 794 , 9187 , 7239 , 79758 , 76261 , 767042 , 289567 , 3148873 , 5531261 , 92325508 , 91293546 , 953933602 , 961512427 , 2084353480 , 6594976623
n×2
310262142
n×3
465393213
n×4
620524284
n×5
775655355
n÷2
77565535.5
n÷3
51710357
n÷3
38782767.75
n÷5
31026214.2
n2
24065649189607041
n3
3.733329933094E+24
n4
5.7915547091723E+32
n5
8.98450084789E+40
2 √n
12455.16242367
3 √n
537.3199062053
4 √n
111.60269899814
5 √n
43.465007425984
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-155131070
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 155131071 can be divided by 8 positive divisors.
The sum of these divisors (counting 155131071) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001001111110001110010111111
3
Ternary
101210220110211020
4
Quaternary
21033301302333
5
Quinary
304203143241
6
Senary
23220555223
8
Octal
1117616277
10
Decimal
155131071
12
Duodecimal
43b52b13
16
Hexadecimal
93f1cbf
20
Vigesimal
289b7db
36
Base36
2kczwf
md5
00e9b71508f12d98c90d38d391c52aa6
sha1
7fb94e2579f1eed35f539733d1a9ae15a67276ce
sha256
738ae91e8a6e71e4f3cccda971228147dcfc1cb7f7018854bef5bfb7a35866ef
sha512
c61146ba38d4d1590d9864288b67692b39745a30cc6d4d3306f24acde1facd0b6775e25dba15a12502031d3acc558082718f58fb5d728d345a2e2985d1ec02d3
ripemd-160
6c1f865c8c4d497b560de03f6fa5c044090b287b
Diameter
310262142
Circumference
974717265.99423
Area
7.5604466697939E+16
Volume
1.563813585498E+25
Surface area
3.0241786679175E+17
Circumference
974717265.99423
Perimeter
620524284
Area
24065649189607041
Diagonal
219388464.55366
Surface area
144393895137642246
Volume
3.733329933094E+24
Space diagonal
268694896.80457
Perimeter
465393213
Area
1.0420731778382E+16
Altitude
134347448.40229
Surface area
1.0420731778382E+16
Volume
4.3997715201625E+23
Height
73129488.184555