156741221 is an odd 9-digits composite number following 156741220
and preceding 156741222 . In scientific notation, it is written as 1.56741221 × 10^8.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 124014960 positive integers (up to 156741221) that are relatively prime to 156741221.
156741221 has 8 divisors, whose sum is 192912384
The reverse of 156741221 is 122147651
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-six million seven hundred forty-one thousand two hundred twenty-one
Scientific notation
1.56741221 × 10^8
Engineering notation
1.56741221 × 10^6
Prime Factorization
13 × 7 × 1722431
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
156741221
Product of the distinct prime numbers
The prime factorization of 156741221 is 13 × 7 × 1722431.
Since it has a total of 3 prime factors.
1 , 4 , 15 , 82 , 863 , 409 , 8282 , 1067 , 48245 , 26654 , 16409 , 309765 , 1999310 , 7716033 , 49958355 , 1233226 , 677701491 , 290037875 , 9696101862 , 2354684868
n×2
313482442
n×3
470223663
n×4
626964884
n×5
783706105
n÷2
78370610.5
n÷3
52247073.666667
n÷3
39185305.25
n÷5
31348244.2
n2
24567810360570841
n3
3.8507885932123E+24
n4
6.0357730591297E+32
n5
9.460544389669E+40
2 √n
12519.633421151
3 √n
539.17251061953
4 √n
111.89116775309
5 √n
43.554862306965
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
-156741220
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 156741221 can be divided by 8 positive divisors.
The sum of these divisors (counting 156741221) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010101111010111001100101
3
Ternary
101220221021112102
4
Quaternary
21111322321211
5
Quinary
310111204341
6
Senary
23315301445
8
Octal
1125727145
10
Decimal
156741221
12
Duodecimal
445aa885
16
Hexadecimal
957ae65
20
Vigesimal
28jcd11
36
Base36
2lbiat
md5
b5268b3c12be4890037695eba7d91401
sha1
2659f53febac61a8c965dfccbb86afbeaa96a250
sha256
3817568ab1abf34fe3cb8dcd280558de0d81e62d134091049b024b1c833a4244
sha512
f893d2b6ca33b69c65ad87338d06eeb9647bb5078bd05ccd00530236591a50234a475d90e9947dbe5d5bc15baf8b203c88e34a81e7f3ebdff5aed6a3186927f2
ripemd-160
e51a734a5bbafdc352801624baef06baa9c1dacf
Diameter
313482442
Circumference
984834136.81659
Area
7.7182052543557E+16
Volume
1.6130145539951E+25
Surface area
3.0872821017423E+17
Circumference
984834136.81659
Perimeter
626964884
Area
24567810360570841
Diagonal
221665560.52112
Surface area
147406862163425046
Volume
3.8507885932123E+24
Space diagonal
271483758.41238
Perimeter
470223663
Area
1.0638173943806E+16
Altitude
135741879.20619
Surface area
1.0638173943806E+16
Volume
4.5381978786271E+23
Height
73888520.173706