156914989 is an odd 9-digits composite number following 156914988
and preceding 156914990 . In scientific notation, it is written as 1.56914989 × 10^8.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 122271360 positive integers (up to 156914989) that are relatively prime to 156914989.
156914989 has 4 divisors, whose sum is 158952924
The reverse of 156914989 is 989419651
Previous prime number is 77
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 52
Digital Root 7
Name
one hundred fifty-six million nine hundred fourteen thousand nine hundred eighty-nine
Scientific notation
1.56914989 × 10^8
Engineering notation
1.56914989 × 10^6
Prime Factorization
77 × 2037857
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
156914989
Product of the distinct prime numbers
The prime factorization of 156914989 is 77 × 2037857.
Since it has a total of 2 prime factors.
1 , 6 , 77 , 16 , 510 , 762 , 2811 , 1921 , 94412 , 40585 , 404406 , 977775 , 4345966 , 3147916 , 62749660 , 7828572 , 175011562 , 816913709 , 2225406735 , 5580404691
n×2
313829978
n×3
470744967
n×4
627659956
n×5
784574945
n÷2
78457494.5
n÷3
52304996.333333
n÷3
39228747.25
n÷5
31382997.8
n2
24622313772870121
n3
3.8636100948245E+24
n4
6.0625833552967E+32
n5
9.5131020050796E+40
2 √n
12526.571318601
3 √n
539.3716846183
4 √n
111.92216634162
5 √n
43.564515271585
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-156914988
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 156914989 can be divided by 4 positive divisors.
The sum of these divisors (counting 156914989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010110100101010100101101
3
Ternary
101221021002220021
4
Quaternary
21112211110231
5
Quinary
310132234424
6
Senary
23323122141
8
Octal
1126452455
10
Decimal
156914989
12
Duodecimal
44673351
16
Hexadecimal
95a552d
20
Vigesimal
290e799
36
Base36
2lf8dp
md5
e953d59564b73f672924b33b6291c632
sha1
5772d003d0e2d8a0659968fe5430cb4c2a9bc5c2
sha256
82c6f00d175859e4b9628fb6c5a1bdf5b3bfc3822a20be3a1b7b222b9fcdc09a
sha512
2967bb7557d71a88865f08e17007d23cb6c48725d7977e54759fe1493d4507438693a0ae4bf5b0234a825ed46e4d0efb9a5ee5bff56041c7af4706e89b900786
ripemd-160
eaddaa15bd541663404750d2022bd462ca2e356c
Diameter
313829978
Circumference
985925953.36105
Area
7.7353280063232E+16
Volume
1.6183852120315E+25
Surface area
3.0941312025293E+17
Circumference
985925953.36105
Perimeter
627659956
Area
24622313772870121
Diagonal
221911305.58343
Surface area
147733882637220726
Volume
3.8636100948245E+24
Space diagonal
271784733.41711
Perimeter
470744967
Area
1.0661774613628E+16
Altitude
135892366.70856
Surface area
1.0661774613628E+16
Volume
4.5533081631853E+23
Height
73970435.194475