156728490 is an even 9-digits composite number following 156728489
and preceding 156728491 . In scientific notation, it is written as 1.56728490 × 10^8.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 41658240 positive integers (up to 156728490) that are relatively prime to 156728490.
156728490 has 16 divisors, whose sum is 251581824
The reverse of 156728490 is 094827651
Previous prime number is 313
Is Prime? no
Number parity even
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred fifty-six million seven hundred twenty-eight thousand four hundred ninety
Scientific notation
1.56728490 × 10^8
Engineering notation
1.56728490 × 10^6
Prime Factorization
2 × 15 × 313 × 16691
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
156728490
Product of the distinct prime numbers
The prime factorization of 156728490 is 2 × 15 × 313 × 16691.
Since it has a total of 4 prime factors.
8 , 4 , 73 , 14 , 332 , 704 , 5349 , 6702 , 46336 , 58849 , 939812 , 276892 , 6966576 , 9465115 , 20248153 , 8170603 , 428066956 , 7036688 , 7534584490 , 4853980079
n×2
313456980
n×3
470185470
n×4
626913960
n×5
783642450
n÷2
78364245
n÷3
52242830
n÷3
39182122.5
n÷5
31345698
n2
24563819577680100
n3
3.8498503510422E+24
n4
6.0338123224482E+32
n5
9.456702942407E+40
2 √n
12519.124969422
3 √n
539.15791247905
4 √n
111.88889564841
5 √n
43.554154752227
1 , 2 , 15 , 30 , 313 , 626 , 4695 , 9390 , 16691 , 33382 , 250365 , 500730 , 5224283 , 10448566 , 78364245 , 156728490
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
-156728489
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 156728490 can be divided by 16 positive divisors.
The sum of these divisors (counting 156728490) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001010101110111110010101010
3
Ternary
101220220122001220
4
Quaternary
21111313302222
5
Quinary
310110302430
6
Senary
23315122510
8
Octal
1125676252
10
Decimal
156728490
12
Duodecimal
445a3436
16
Hexadecimal
9577caa
20
Vigesimal
28jb14a
36
Base36
2lb8h6
md5
eefde685dceac3bd43a2101722b73ec2
sha1
f6bdfc077fce2bb521cc48c76dd608fc402b32ed
sha256
3ef6322cae3259a18fe2da48c94a54f2f6d668d9d589767844edd212dfcba6af
sha512
71749fb46566f870d403b67a93880d951f8f1609a4cadf8e3143bd310d6134a68fed1b5d36c8b40fa78325f637ec0fd757fe3e1e224aed7c42ce29fa3ca084e3
ripemd-160
bd9dd9768f901863857d2cdb33e44f99ac9dc8de
Diameter
313456980
Circumference
984754145.58444
Area
7.7169515129345E+16
Volume
1.6126215440339E+25
Surface area
3.0867806051738E+17
Circumference
984754145.58444
Perimeter
626913960
Area
24563819577680100
Diagonal
221647556.16826
Surface area
147382917466080600
Volume
3.8498503510422E+24
Space diagonal
271461707.67355
Perimeter
470185470
Area
1.0636445884124E+16
Altitude
135730853.83678
Surface area
1.0636445884124E+16
Volume
4.5370921496256E+23
Height
73882518.722752