155113931 is an odd 9-digits composite number following 155113930
and preceding 155113932 . In scientific notation, it is written as 1.55113931 × 10^8.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 132954792 positive integers (up to 155113931) that are relatively prime to 155113931.
155113931 has 4 divisors, whose sum is 177273072
The reverse of 155113931 is 139311551
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 29
Digital Root 2
Name
one hundred fifty-five million one hundred thirteen thousand nine hundred thirty-one
Scientific notation
1.55113931 × 10^8
Engineering notation
1.55113931 × 10^6
Prime Factorization
7 × 22159133
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
155113931
Product of the distinct prime numbers
The prime factorization of 155113931 is 7 × 22159133.
Since it has a total of 2 prime factors.
6 , 6 , 43 , 81 , 320 , 954 , 6909 , 3640 , 35227 , 23606 , 561857 , 453946 , 1829215 , 9510707 , 9573692 , 34642920 , 473709759 , 799291025 , 8195545422 , 1485452975
n×2
310227862
n×3
465341793
n×4
620455724
n×5
775569655
n÷2
77556965.5
n÷3
51704643.666667
n÷3
38778482.75
n÷5
31022786.2
n2
24060331590272761
n3
3.7320926141307E+24
n4
5.7889955623388E+32
n5
8.9795385821592E+40
2 √n
12454.474336559
3 √n
537.30011648311
4 √n
111.59961620256
5 √n
43.464046918009
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
-155113930
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 155113931 can be divided by 4 positive divisors.
The sum of these divisors (counting 155113931) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001001111101101100111001011
3
Ternary
101210212121022102
4
Quaternary
21033231213023
5
Quinary
304202121211
6
Senary
23220344015
8
Octal
1117554713
10
Decimal
155113931
12
Duodecimal
43b4500b
16
Hexadecimal
93ed9cb
20
Vigesimal
28994gb
36
Base36
2kcmob
md5
cb00d2bb0be852e3d1cabc262685a52f
sha1
f5aaa78a071b211542f881c88ae5f2f87a6b2a8c
sha256
2faa692a553c32ce45fb0c204199f38c854c2a29d9e363fc617e16f0db2a5063
sha512
6055db0a3849f7b8753842ff5a66b216519643f926f97d56e5107cc2d4c889eac90232f5268e0b6b0d4b73c214fc1b4610d8982fb18e3de042448e8675e6a4b8
ripemd-160
2d02243d65ca01ef70f1437f0a20f7f3862bd09a
Diameter
310227862
Circumference
974609572.19807
Area
7.5587760966935E+16
Volume
1.5632952985426E+25
Surface area
3.0235104386774E+17
Circumference
974609572.19807
Perimeter
620455724
Area
24060331590272761
Diagonal
219364224.9332
Surface area
144361989541636566
Volume
3.7320926141307E+24
Space diagonal
268665209.45373
Perimeter
465341793
Area
1.0418429190327E+16
Altitude
134332604.72687
Surface area
1.0418429190327E+16
Volume
4.3983133257801E+23
Height
73121408.311068