156768720 is an even 9-digits composite number following 156768719
and preceding 156768721 . In scientific notation, it is written as 1.56768720 × 10^8.
The sum of its digits is 42. It has a total of 6 prime factors and 20 positive divisors.
There are 41804928 positive integers (up to 156768720) that are relatively prime to 156768720.
156768720 has 20 divisors, whose sum is 323989184
The reverse of 156768720 is 027867651
Previous prime number is 15
Is Prime? no
Number parity even
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred fifty-six million seven hundred sixty-eight thousand seven hundred twenty
Scientific notation
1.56768720 × 10^8
Engineering notation
1.56768720 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 15 × 653203
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
19596090
Product of the distinct prime numbers
The prime factorization of 156768720 is 2 × 2 × 2 × 2 × 15 × 653203.
Since it has a total of 6 prime factors.
3 , 6 , 9 , 67 , 272 , 840 , 7176 , 441 , 4184 , 90459 , 162831 , 441690 , 4316631 , 4804837 , 20501696 , 10735526 , 591777215 , 416643721 , 3702818332 , 6074403466
n×2
313537440
n×3
470306160
n×4
627074880
n×5
783843600
n÷2
78384360
n÷3
52256240
n÷3
39192180
n÷5
31353744
n2
24576431570438400
n3
3.8528157194652E+24
n4
6.0400098873644E+32
n5
9.4688461882946E+40
2 √n
12520.731608017
3 √n
539.2040399513
4 √n
111.89607503401
5 √n
43.556390470531
1 , 2 , 4 , 8 , 15 , 16 , 30 , 60 , 120 , 240 , 653203 , 1306406 , 2612812 , 5225624 , 9798045 , 10451248 , 19596090 , 39192180 , 78384360 , 156768720
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-156768719
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 156768720 can be divided by 20 positive divisors.
The sum of these divisors (counting 156768720) is 1, the average is 0.05.
Base
System
Value
2
Binary
1001010110000001100111010000
3
Ternary
101220222200020220
4
Quaternary
21112001213100
5
Quinary
310113044340
6
Senary
23320033040
8
Octal
1126014720
10
Decimal
156768720
12
Duodecimal
44602780
16
Hexadecimal
95819d0
20
Vigesimal
28jg1g0
36
Base36
2lc3io
md5
edd64324c8c67fdfc690943907cc84f1
sha1
7fb7c7854d8beb6eb8c4c69546d5e61691d8d76a
sha256
b7e39cfc1b1ae5d047b2f2e73644b1609509687dedef6cc032ac5ab02e23647e
sha512
dceef7398c52ca59790b9c07d5bed60a65830ed991741e61bd251882530ff391a29707f98d3c407ab6b30a04677a9e6ee598ec63fe8f2d62eb20fb8e84f20ce1
ripemd-160
7deb16de585593f28d8bb99e3598ae3e62c9a2fe
Diameter
313537440
Circumference
985006918.12935
Area
7.7209136873142E+16
Volume
1.6138636746543E+25
Surface area
3.0883654749257E+17
Circumference
985006918.12935
Perimeter
627074880
Area
24576431570438400
Diagonal
221704449.97987
Surface area
147458589422630400
Volume
3.8528157194652E+24
Space diagonal
271531388.07754
Perimeter
470306160
Area
1.0641907037185E+16
Altitude
135765694.03877
Surface area
1.0641907037185E+16
Volume
4.5405868698266E+23
Height
73901483.326623