156942988 is an even 9-digits composite number following 156942987
and preceding 156942989 . In scientific notation, it is written as 1.56942988 × 10^8.
The sum of its digits is 52. It has a total of 5 prime factors and 24 positive divisors.
There are 77468160 positive integers (up to 156942988) that are relatively prime to 156942988.
156942988 has 24 divisors, whose sum is 278182800
The reverse of 156942988 is 889249651
Previous prime number is 331
Is Prime? no
Number parity even
Number length 9
Sum of Digits 52
Digital Root 7
Name
one hundred fifty-six million nine hundred forty-two thousand nine hundred eighty-eight
Scientific notation
1.56942988 × 10^8
Engineering notation
1.56942988 × 10^6
Prime Factorization
2 × 2 × 113 × 331 × 1049
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
78471494
Product of the distinct prime numbers
The prime factorization of 156942988 is 2 × 2 × 113 × 331 × 1049.
Since it has a total of 5 prime factors.
7 , 6 , 96 , 96 , 810 , 712 , 8479 , 9212 , 34051 , 27905 , 672190 , 636988 , 5693909 , 6730900 , 24027714 , 71145121 , 401655098 , 595388069 , 1400436905 , 8856415861
n×2
313885976
n×3
470828964
n×4
627771952
n×5
784714940
n÷2
78471494
n÷3
52314329.333333
n÷3
39235747
n÷5
31388597.6
n2
24631101482368144
n3
3.8656786643741E+24
n4
6.0669116023472E+32
n5
9.5215923480423E+40
2 √n
12527.688853097
3 √n
539.4037634948
4 √n
111.92715869304
5 √n
43.566069840491
1 , 2 , 4 , 113 , 226 , 331 , 452 , 662 , 1049 , 1324 , 2098 , 4196 , 37403 , 74806 , 118537 , 149612 , 237074 , 347219 , 474148 , 694438 , 1388876 , 39235747 , 78471494 , 156942988
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-156942987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 156942988 can be divided by 24 positive divisors.
The sum of these divisors (counting 156942988) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001010110101100001010001100
3
Ternary
101221022112022021
4
Quaternary
21112230022030
5
Quinary
310134133423
6
Senary
23323455524
8
Octal
1126541214
10
Decimal
156942988
12
Duodecimal
446875a4
16
Hexadecimal
95ac28c
20
Vigesimal
290hh98
36
Base36
2lftzg
md5
6bc38d8a1aef4c1805af6ba145a89f77
sha1
5fcaa2f06d8f19f34243987f81bd9018e781838c
sha256
0215020a0b91142cd2d625d9e9f466472a55d9bf068a09c5d78930d2e9b8212c
sha512
07679a3961022112966b211370f618ae95400b215caca6a6f709405bb4d720d324b85ef639497f637c56c58c55026050465d62f7c01095bfee4588c77151f4b4
ripemd-160
9be5c819ef8334996530674a43c2bfa9df770368
Diameter
313885976
Circumference
986101876.26646
Area
7.7380887466832E+16
Volume
1.6192516924182E+25
Surface area
3.0952354986733E+17
Circumference
986101876.26646
Perimeter
627771952
Area
24631101482368144
Diagonal
221950902.14896
Surface area
147786608894208864
Volume
3.8656786643741E+24
Space diagonal
271833229.10767
Perimeter
470828964
Area
1.0665579803462E+16
Altitude
135916614.55384
Surface area
1.0665579803462E+16
Volume
4.5557459957785E+23
Height
73983634.049653