156728397 is an odd 9-digits composite number following 156728396
and preceding 156728398 . In scientific notation, it is written as 1.56728397 × 10^8.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 84845232 positive integers (up to 156728397) that are relatively prime to 156728397.
156728397 has 16 divisors, whose sum is 251394560
The reverse of 156728397 is 793827651
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
one hundred fifty-six million seven hundred twenty-eight thousand three hundred ninety-seven
Scientific notation
1.56728397 × 10^8
Engineering notation
1.56728397 × 10^6
Prime Factorization
3 × 7 × 19 × 392803
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
156728397
Product of the distinct prime numbers
The prime factorization of 156728397 is 3 × 7 × 19 × 392803.
Since it has a total of 4 prime factors.
1 , 8 , 73 , 71 , 196 , 797 , 876 , 5592 , 25521 , 87809 , 910888 , 967701 , 7391146 , 6683372 , 6908588 , 79982952 , 567010182 , 864288229 , 3789446789 , 5535731434
n×2
313456794
n×3
470185191
n×4
626913588
n×5
783641985
n÷2
78364198.5
n÷3
52242799
n÷3
39182099.25
n÷5
31345679.4
n2
24563790426189609
n3
3.8498434977406E+24
n4
6.0337980010176E+32
n5
9.456674885213E+40
2 √n
12519.121255104
3 √n
539.15780583668
4 √n
111.88887905017
5 √n
43.554149583368
1 , 3 , 7 , 19 , 21 , 57 , 133 , 399 , 392803 , 1178409 , 2749621 , 7463257 , 8248863 , 22389771 , 52242799 , 156728397
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
-156728396
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 156728397 can be divided by 16 positive divisors.
The sum of these divisors (counting 156728397) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001010101110111110001001101
3
Ternary
101220220121221110
4
Quaternary
21111313301031
5
Quinary
310110302042
6
Senary
23315122233
8
Octal
1125676115
10
Decimal
156728397
12
Duodecimal
445a3379
16
Hexadecimal
9577c4d
20
Vigesimal
28jb0jh
36
Base36
2lb8el
md5
8fe78005503445b29f36bf094588acf8
sha1
03cb50c6b99e1da94220c2d5ffca2169c49b216a
sha256
a476070ca449834677bd22d5e9277ea0938f22746ad9f3b746edd60ddf4b2180
sha512
4dccc62ba7059f513246a47a3880a716dc550c7b1f6b01c26a3ee0edd8e1168fd6ba825a6eab97c354fe8224d218033e0b0d23bb616bfeb32b1177ecb908c03c
ripemd-160
da97c4a333814bbfc0a3249f4cc00139ef649a0e
Diameter
313456794
Circumference
984753561.24821
Area
7.7169423547237E+16
Volume
1.6126186733297E+25
Surface area
3.0867769418895E+17
Circumference
984753561.24821
Perimeter
626913588
Area
24563790426189609
Diagonal
221647424.64639
Surface area
147382742557137654
Volume
3.8498434977406E+24
Space diagonal
271461546.59283
Perimeter
470185191
Area
1.0636433261159E+16
Altitude
135730773.29641
Surface area
1.0636433261159E+16
Volume
4.5370840729322E+23
Height
73882474.882132