155996939 is an odd 9-digits composite number following 155996938
and preceding 155996940 . In scientific notation, it is written as 1.55996939 × 10^8.
The sum of its digits is 56. It has a total of 2 prime factors and 4 positive divisors.
There are 133711620 positive integers (up to 155996939) that are relatively prime to 155996939.
155996939 has 4 divisors, whose sum is 159180600
The reverse of 155996939 is 939699551
Previous prime number is 49
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 56
Digital Root 2
Name
one hundred fifty-five million nine hundred ninety-six thousand nine hundred thirty-nine
Scientific notation
1.55996939 × 10^8
Engineering notation
1.55996939 × 10^6
Prime Factorization
49 × 3183611
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
155996939
Product of the distinct prime numbers
The prime factorization of 155996939 is 49 × 3183611.
Since it has a total of 2 prime factors.
7 , 3 , 19 , 23 , 473 , 617 , 3809 , 3961 , 45079 , 28378 , 649096 , 84163 , 3662117 , 8626400 , 93889130 , 25003854 , 601035752 , 463754953 , 2758012134 , 1277804404
n×2
311993878
n×3
467990817
n×4
623987756
n×5
779984695
n÷2
77998469.5
n÷3
51998979.666667
n÷3
38999234.75
n÷5
31199387.8
n2
24335044977369721
n3
3.796192526897E+24
n4
5.9219441405061E+32
n5
9.2380515884793E+40
2 √n
12489.873458126
3 √n
538.31774024258
4 √n
111.75810242719
5 √n
43.513419668499
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
-155996938
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 155996939 can be divided by 4 positive divisors.
The sum of these divisors (counting 155996939) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010011000101001100001011
3
Ternary
101212112110120102
4
Quaternary
21103011030023
5
Quinary
304413400224
6
Senary
23251320015
8
Octal
1123051413
10
Decimal
155996939
12
Duodecimal
442b000b
16
Hexadecimal
94c530b
20
Vigesimal
28ejc6j
36
Base36
2kvk0b
md5
a5942628ded84b606e15aa1ec0d759f9
sha1
398d0102bed4af94fac683500dabfd0358ff96dc
sha256
c27a6af211cb5e2aea53e12ffd9e3c12547bb128afa3f78e99e8d634cc5a53c8
sha512
d680f5985e9b05f64a7386bb8f372113775138d9809f72b83b71a141731e5e3b75ef3266805b12ea8ceb8ae74c1ed094cca4dc573f86e71735945d098ccaa9e5
ripemd-160
72b8c4dd98b7cd3257acbff02a6cfd5f7bbbb090
Diameter
311993878
Circumference
980157675.08979
Area
7.6450798525682E+16
Volume
1.5901454072149E+25
Surface area
3.0580319410273E+17
Circumference
980157675.08979
Perimeter
623987756
Area
24335044977369721
Diagonal
220612986.82249
Surface area
146010269864218326
Volume
3.796192526897E+24
Space diagonal
270194624.17322
Perimeter
467990817
Area
1.053738357632E+16
Altitude
135097312.08661
Surface area
1.053738357632E+16
Volume
4.4738557974309E+23
Height
73537662.274163