156638142 is an even 9-digits composite number following 156638141
and preceding 156638143 . In scientific notation, it is written as 1.56638142 × 10^8.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 49942464 positive integers (up to 156638142) that are relatively prime to 156638142.
156638142 has 16 divisors, whose sum is 272414880
The reverse of 156638142 is 241836651
Previous prime number is 23
Is Prime? no
Number parity even
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred fifty-six million six hundred thirty-eight thousand one hundred forty-two
Scientific notation
1.56638142 × 10^8
Engineering notation
1.56638142 × 10^6
Prime Factorization
2 × 9 × 23 × 378353
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
156638142
Product of the distinct prime numbers
The prime factorization of 156638142 is 2 × 9 × 23 × 378353.
Since it has a total of 4 prime factors.
6 , 7 , 36 , 80 , 837 , 449 , 7740 , 6782 , 48698 , 64375 , 135480 , 625684 , 4352430 , 269525 , 83761863 , 60393705 , 560183494 , 805583670 , 865274959 , 9538779302
n×2
313276284
n×3
469914426
n×4
626552568
n×5
783190710
n÷2
78319071
n÷3
52212714
n÷3
39159535.5
n÷5
31327628.4
n2
24535507529212164
n3
3.8431963124028E+24
n4
6.0199112971603E+32
n5
9.4294772059199E+40
2 √n
12515.516050088
3 √n
539.05429123732
4 √n
111.87276724068
5 √n
43.549132131967
1 , 2 , 9 , 18 , 23 , 46 , 207 , 414 , 378353 , 756706 , 3405177 , 6810354 , 8702119 , 17404238 , 78319071 , 156638142
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
-156638141
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 156638142 can be divided by 16 positive divisors.
The sum of these divisors (counting 156638142) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001010101100001101110111110
3
Ternary
101220202001010200
4
Quaternary
21111201232332
5
Quinary
310044410032
6
Senary
23313144330
8
Octal
1125415676
10
Decimal
156638142
12
Duodecimal
4455b0a6
16
Hexadecimal
9561bbe
20
Vigesimal
28ijf72
36
Base36
2l9ari
md5
83df9e28730888ad4152fd5c820d3cea
sha1
85a94677c920a7cad9ee4ab55b0268981fae2a06
sha256
d3618eda6c0f8b1cb557c2313e2f3b2f204965e21a3c77bfbb513c5f7b4a6554
sha512
0d61563ad590e5024221bd1b6e52e043eddc746df0db4d28a4e95af3b76d8a2c8654f6e54531c38647e896cf47786195c54b4bbb4b7e068717090b38a1192936
ripemd-160
d320bc24c7d6d536fa94fcc5611f23e0a10c9e37
Diameter
313276284
Circumference
984186472.35831
Area
7.708057020587E+16
Volume
1.6098343068464E+25
Surface area
3.0832228082348E+17
Circumference
984186472.35831
Perimeter
626552568
Area
24535507529212164
Diagonal
221519784.80132
Surface area
147213045175272984
Volume
3.8431963124028E+24
Space diagonal
271305220.34719
Perimeter
469914426
Area
1.0624186407521E+16
Altitude
135652610.17359
Surface area
1.0624186407521E+16
Volume
4.5292502898853E+23
Height
73839928.267108