155129849 is an odd 9-digits composite number following 155129848
and preceding 155129850 . In scientific notation, it is written as 1.55129849 × 10^8.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 132968436 positive integers (up to 155129849) that are relatively prime to 155129849.
155129849 has 4 divisors, whose sum is 177291264
The reverse of 155129849 is 948921551
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred fifty-five million one hundred twenty-nine thousand eight hundred forty-nine
Scientific notation
1.55129849 × 10^8
Engineering notation
1.55129849 × 10^6
Prime Factorization
7 × 22161407
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
155129849
Product of the distinct prime numbers
The prime factorization of 155129849 is 7 × 22161407.
Since it has a total of 2 prime factors.
1 , 9 , 40 , 75 , 356 , 295 , 4418 , 3171 , 47672 , 62058 , 167377 , 551300 , 9003688 , 5638285 , 90549770 , 66975926 , 734175973 , 852911464 , 542294861 , 3758775390
n×2
310259698
n×3
465389547
n×4
620519396
n×5
775649245
n÷2
77564924.5
n÷3
51709949.666667
n÷3
38782462.25
n÷5
31025969.8
n2
24065270050762801
n3
3.7332417091191E+24
n4
5.7913722261614E+32
n5
8.9841469894721E+40
2 √n
12455.113367609
3 √n
537.31849534105
4 √n
111.60247921802
5 √n
43.464938949171
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
-155129848
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 155129849 can be divided by 4 positive divisors.
The sum of these divisors (counting 155129849) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001001111110001011111111001
3
Ternary
101210220102010222
4
Quaternary
21033301133321
5
Quinary
304203123344
6
Senary
23220545425
8
Octal
1117613771
10
Decimal
155129849
12
Duodecimal
43b52275
16
Hexadecimal
93f17f9
20
Vigesimal
289b4c9
36
Base36
2kcyyh
md5
455e75f505dea6b84654b4ae53e0dba1
sha1
bb77b5079b5d7ed5be3b36c319fdeb98a28dc6b4
sha256
8a40945684ac80f4e3dcbb8fbb796c4b26b5bbd7520318a77d540061d6fb9a3d
sha512
1c56703c0b65e37180751fea8e69b3133f87eefba89173a02e042a288d355e44a7f222921b75373ddfccdbd9c47ad3b4c0125e89d70f0f5cc190230253f53168
ripemd-160
f9b0e607b1c7c4a0bdc34ed91dc961b4a9139036
Diameter
310259698
Circumference
974709587.94179
Area
7.5603275598131E+16
Volume
1.5637766303258E+25
Surface area
3.0241310239252E+17
Circumference
974709587.94179
Perimeter
620519396
Area
24065270050762801
Diagonal
219386736.38469
Surface area
144391620304576806
Volume
3.7332417091191E+24
Space diagonal
268692780.23849
Perimeter
465389547
Area
1.0420567606447E+16
Altitude
134346390.11924
Surface area
1.0420567606447E+16
Volume
4.3996675472109E+23
Height
73128912.12823