155125869 is an odd 9-digits composite number following 155125868
and preceding 155125870 . In scientific notation, it is written as 1.55125869 × 10^8.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 98366400 positive integers (up to 155125869) that are relatively prime to 155125869.
155125869 has 16 divisors, whose sum is 217037184
The reverse of 155125869 is 968521551
Previous prime number is 181
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred fifty-five million one hundred twenty-five thousand eight hundred sixty-nine
Scientific notation
1.55125869 × 10^8
Engineering notation
1.55125869 × 10^6
Prime Factorization
3 × 23 × 181 × 12421
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
155125869
Product of the distinct prime numbers
The prime factorization of 155125869 is 3 × 23 × 181 × 12421.
Since it has a total of 4 prime factors.
4 , 5 , 77 , 87 , 379 , 50 , 3608 , 9703 , 42834 , 89582 , 503818 , 367465 , 5374062 , 7970816 , 18404307 , 46375281 , 895851062 , 610536242 , 8802760280 , 9326803623
n×2
310251738
n×3
465377607
n×4
620503476
n×5
775629345
n÷2
77562934.5
n÷3
51708623
n÷3
38781467.25
n÷5
31025173.8
n2
24064035233005161
n3
3.7329543771665E+24
n4
5.7907779169531E+32
n5
8.9829945655337E+40
2 √n
12454.953592848
3 √n
537.31390016715
4 √n
111.60176339489
5 √n
43.464715920227
1 , 3 , 23 , 69 , 181 , 543 , 4163 , 12421 , 12489 , 37263 , 285683 , 857049 , 2248201 , 6744603 , 51708623 , 155125869
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-155125868
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 155125869 can be divided by 16 positive divisors.
The sum of these divisors (counting 155125869) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001001111110000100001101101
3
Ternary
101210220012200120
4
Quaternary
21033300201231
5
Quinary
304203011434
6
Senary
23220515153
8
Octal
1117604155
10
Decimal
155125869
12
Duodecimal
43b4bab9
16
Hexadecimal
93f086d
20
Vigesimal
289aed9
36
Base36
2kcvvx
md5
f878d21b8e22d752c3eb068bda7559e6
sha1
905794f30780db0347ebcf7d8063043e17abf2ae
sha256
0df6fe0ee46128e7d8c2c14c9cf087e2b1b87b833a9b9d3d285bb015ed497c66
sha512
702e21aae7d29b32775cf4420cb737ff7ef8eae230d247bcfc6ddf1022574aafce8168adaa3b318ccf45a733de9ae49fc839a2e69e3342b0b8d8845bd2aac313
ripemd-160
d4ae85d4ca51bafb2c9e6e23a74e0b0e0eddafcc
Diameter
310251738
Circumference
974684580.86427
Area
7.5599396303735E+16
Volume
1.563656272999E+25
Surface area
3.0239758521494E+17
Circumference
974684580.86427
Perimeter
620503476
Area
24064035233005161
Diagonal
219381107.81471
Surface area
144384211398030966
Volume
3.7329543771665E+24
Space diagonal
268685886.67627
Perimeter
465377607
Area
1.0420032914673E+16
Altitude
134342943.33814
Surface area
1.0420032914673E+16
Volume
4.3993289232574E+23
Height
73127035.938237