156768420 is an even 9-digits composite number following 156768419
and preceding 156768421 . In scientific notation, it is written as 1.56768420 × 10^8.
The sum of its digits is 39. It has a total of 4 prime factors and 12 positive divisors.
There are 40784640 positive integers (up to 156768420) that are relatively prime to 156768420.
156768420 has 12 divisors, whose sum is 274795136
The reverse of 156768420 is 024867651
Previous prime number is 615
Is Prime? no
Number parity even
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred fifty-six million seven hundred sixty-eight thousand four hundred twenty
Scientific notation
1.56768420 × 10^8
Engineering notation
1.56768420 × 10^6
Prime Factorization
2 × 2 × 615 × 63727
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78384210
Product of the distinct prime numbers
The prime factorization of 156768420 is 2 × 2 × 615 × 63727.
Since it has a total of 4 prime factors.
1 , 1 , 68 , 13 , 96 , 826 , 7943 , 384 , 79433 , 48594 , 331521 , 174720 , 7719756 , 1492736 , 56102109 , 40296888 , 189535179 , 738522665 , 6276321995 , 4290498661
n×2
313536840
n×3
470305260
n×4
627073680
n×5
783842100
n÷2
78384210
n÷3
52256140
n÷3
39192105
n÷5
31353684
n2
24576337509296400
n3
3.8527936007191E+24
n4
6.0399636537085E+32
n5
9.4687555884931E+40
2 √n
12520.719627881
3 √n
539.20369600234
4 √n
111.89602150157
5 √n
43.556373800206
1 , 2 , 4 , 615 , 1230 , 2460 , 63727 , 127454 , 254908 , 39192105 , 78384210 , 156768420
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-156768419
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 156768420 can be divided by 12 positive divisors.
The sum of these divisors (counting 156768420) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001010110000001100010100100
3
Ternary
101220222122211210
4
Quaternary
21112001202210
5
Quinary
310113042140
6
Senary
23320031420
8
Octal
1126014244
10
Decimal
156768420
12
Duodecimal
44602570
16
Hexadecimal
95818a4
20
Vigesimal
28jg110
36
Base36
2lc3ac
md5
837d3308538b93ac73d6b67da66ce502
sha1
e7d65dc53f016ab37184ca006a0a24abce18db70
sha256
0b3296982b8dcc4e7a710e8e20809467357d29516ed7fc6b92d731136062136e
sha512
efceee37102ea8d6895b00aaabc55dc97742884b9465b5514f04ad96106734280a3f0e81bd98bf3ef047ebb9c0b03af4863f07823ab07b5af737091a03ed92fa
ripemd-160
124a445225e566a4113e51312c99a6a23fcbb9b9
Diameter
313536840
Circumference
985005033.17376
Area
7.7208841371349E+16
Volume
1.6138544095756E+25
Surface area
3.088353654854E+17
Circumference
985005033.17376
Perimeter
627073680
Area
24576337509296400
Diagonal
221704025.7158
Surface area
147458025055778400
Volume
3.8527936007191E+24
Space diagonal
271530868.4623
Perimeter
470305260
Area
1.0641866307516E+16
Altitude
135765434.23115
Surface area
1.0641866307516E+16
Volume
4.5405608026344E+23
Height
73901341.905267