156688942 is an even 9-digits composite number following 156688941
and preceding 156688943 . In scientific notation, it is written as 1.56688942 × 10^8.
The sum of its digits is 49. It has a total of 4 prime factors and 16 positive divisors.
There are 75684960 positive integers (up to 156688942) that are relatively prime to 156688942.
156688942 has 16 divisors, whose sum is 243038592
The reverse of 156688942 is 249886651
Previous prime number is 677
Is Prime? no
Number parity even
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred fifty-six million six hundred eighty-eight thousand nine hundred forty-two
Scientific notation
1.56688942 × 10^8
Engineering notation
1.56688942 × 10^6
Prime Factorization
2 × 31 × 677 × 3733
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
156688942
Product of the distinct prime numbers
The prime factorization of 156688942 is 2 × 31 × 677 × 3733.
Since it has a total of 4 prime factors.
4 , 4 , 79 , 71 , 856 , 712 , 3850 , 1705 , 35024 , 60086 , 725588 , 726947 , 2427073 , 8963269 , 9911775 , 19897089 , 815807952 , 38047678 , 561165988 , 6800871021
n×2
313377884
n×3
470066826
n×4
626755768
n×5
783444710
n÷2
78344471
n÷3
52229647.333333
n÷3
39172235.5
n÷5
31337788.4
n2
24551424545079364
n3
3.8469367365613E+24
n4
6.0277244719273E+32
n5
9.4447777017379E+40
2 √n
12517.545366405
3 √n
539.11255928928
4 √n
111.8818366242
5 √n
43.551956487451
1 , 2 , 31 , 62 , 677 , 1354 , 3733 , 7466 , 20987 , 41974 , 115723 , 231446 , 2527241 , 5054482 , 78344471 , 156688942
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
-156688941
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 156688942 can be divided by 16 positive divisors.
The sum of these divisors (counting 156688942) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001010101101110001000101110
3
Ternary
101220211121211011
4
Quaternary
21111232020232
5
Quinary
310103021232
6
Senary
23314215434
8
Octal
1125561056
10
Decimal
156688942
12
Duodecimal
4458457a
16
Hexadecimal
956e22e
20
Vigesimal
28j6272
36
Base36
2ladym
md5
14286c5bedd2a5d2bc4484c6f8b1bdd8
sha1
609578d65059cfa3aca1e21b69fe708c2a70480f
sha256
85dd3e265c35bcc92d84aae3e1395565e392f771eddea29eb07d92b74ea7f467
sha512
64f771d74e139573ba6d887d0b1346bc7aa20b56bd9df5711fb59641d5e7198e462c8bf2857fa9fc93ae998f0819c6e2be228d67e26807fd1902924bb0b662c4
ripemd-160
63865592c9e298cc629bd68fe6ad8739e4ca33f2
Diameter
313377884
Circumference
984505658.17191
Area
7.7130574985985E+16
Volume
1.6114010920541E+25
Surface area
3.0852229994394E+17
Circumference
984505658.17191
Perimeter
626755768
Area
24551424545079364
Diagonal
221591626.85029
Surface area
147308547270476184
Volume
3.8469367365613E+24
Space diagonal
271393208.52821
Perimeter
470066826
Area
1.0631078677568E+16
Altitude
135696604.26411
Surface area
1.0631078677568E+16
Volume
4.5336584220303E+23
Height
73863875.616764