155125881 is an odd 9-digits composite number following 155125880
and preceding 155125882 . In scientific notation, it is written as 1.55125881 × 10^8.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 103417236 positive integers (up to 155125881) that are relatively prime to 155125881.
155125881 has 8 divisors, whose sum is 229816160
The reverse of 155125881 is 188521551
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred fifty-five million one hundred twenty-five thousand eight hundred eighty-one
Scientific notation
1.55125881 × 10^8
Engineering notation
1.55125881 × 10^6
Prime Factorization
3 × 9 × 5745403
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
155125881
Product of the distinct prime numbers
The prime factorization of 155125881 is 3 × 9 × 5745403.
Since it has a total of 3 prime factors.
9 , 7 , 41 , 88 , 301 , 655 , 5581 , 5981 , 74212 , 82833 , 623178 , 819757 , 3661516 , 167252 , 42188425 , 28706648 , 614766843 , 39499068 , 5511906058 , 5505492368
n×2
310251762
n×3
465377643
n×4
620503524
n×5
775629405
n÷2
77562940.5
n÷3
51708627
n÷3
38781470.25
n÷5
31025176.2
n2
24064038956026161
n3
3.7329552434719E+24
n4
5.7907797087714E+32
n5
8.9829980400009E+40
2 √n
12454.954074584
3 √n
537.31391402206
4 √n
111.60176555317
5 √n
43.464716592683
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
-155125880
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 155125881 can be divided by 8 positive divisors.
The sum of these divisors (counting 155125881) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001001111110000100001111001
3
Ternary
101210220012201000
4
Quaternary
21033300201321
5
Quinary
304203012011
6
Senary
23220515213
8
Octal
1117604171
10
Decimal
155125881
12
Duodecimal
43b4bb09
16
Hexadecimal
93f0879
20
Vigesimal
289aee1
36
Base36
2kcvw9
md5
ea25cbfdc603ce32d0d3cf76e61673d2
sha1
b01c3ebed11c6e898caa96235e330f25b8dab550
sha256
f69f2653b71e5c2bd8d3628ea118ea373c3c9d9d39002b9169dfb1ce471836f2
sha512
d872ade23e0295bcf2f57e24cd1dc86b50112abdb81f2104fc8bc53375eb6034632512854260a4b9d4bcb874f39b2990ae63039174a0decba69e5ecbd2d917a4
ripemd-160
2c226146695cb8c3efb974b444cda7f4616e23f5
Diameter
310251762
Circumference
974684656.26249
Area
7.559940799995E+16
Volume
1.5636566358761E+25
Surface area
3.023976319998E+17
Circumference
974684656.26249
Perimeter
620503524
Area
24064038956026161
Diagonal
219381124.78527
Surface area
144384233736156966
Volume
3.7329552434719E+24
Space diagonal
268685907.46088
Perimeter
465377643
Area
1.0420034526789E+16
Altitude
134342953.73044
Surface area
1.0420034526789E+16
Volume
4.3993299442081E+23
Height
73127041.595092