156964981 is an odd 9-digits prime number following 156964980
and preceding 156964982 . In scientific notation, it is written as 1.56964981 × 10^8.
The sum of its digits is 49. It has a total of 1 prime factors and 2 positive divisors.
There are 156964980 positive integers (up to 156964981) that are relatively prime to 156964981.
156964981 has 2 divisors, whose sum is 156964982
The reverse of 156964981 is 189469651
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 49 Digital Root 4
Name
one hundred fifty-six million nine hundred sixty-four thousand nine hundred eighty-one
Scientific notation
1.56964981 × 10^8
Engineering notation
1.56964981 × 10^6
Prime Factorization
156964981
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
156964981 Product of the distinct prime numbers
The prime factorization of 156964981 is 156964981.
Since it has a total of 1 prime factors.
10 , 6 , 68 , 68 , 104 , 915 , 8057 , 6698 , 84609 , 91358 , 421248 , 297089 , 2934421 , 959227 , 9005440 , 29724242 , 111763860 , 55613761 , 4043017255 , 9347732915
n×2
313929962
n×3
470894943
n×4
627859924
n×5
784824905
n÷2
78482490.5
n÷3
52321660.333333
n÷3
39241245.25
n÷5
31392996.2
n2
24638005260330361
n3
3.8673040275657E+24
n4
6.0703130320807E+32
n5
9.5282656974459E+40
2 √n12528.566597979
3 √n539.42895853117
4 √n111.93107967843
5 √n43.567290786878
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
156964982 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
78482491 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
12528.566637888 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999872583 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 156964981 can be divided by 2 positive divisors.
The sum of these divisors (counting 156964981) is 156964982, the average is 78482491.
Base
System
Value
2
Binary
1001010110110001100001110101
3
Ternary
101221100122110211
4
Quaternary
21112301201311
5
Quinary
310140334411
6
Senary
23324145421
8
Octal
1126614165
10
Decimal
156964981
12
Duodecimal
44698271
16
Hexadecimal
95b1875
20
Vigesimal
2910c91
36
Base36
2lgayd
md5
b337bb06deea6c0cbd035a4b592bbc55
sha1
9b0ce6ce7323188a815a875b9b6298789a5a5517
sha256
8a00bef612f7b9cb69dae9f82f4c2c2dfe41858f9783e5245c1b1194407b9654
sha512
5eafa2622d940b911782742e89f4f43b0c3e66610e69a81590fc1efa33079b2cfefe80e5d92410f92072476daba6af89d12dc09c25216762225cdf2bd298427a
ripemd-160
82a5ed9f84beb10fb4f1f8df4fe04068f8e04702
Diameter
313929962
Circumference
986240062.36092
Area
7.7402576324961E+16
Volume
1.6199325229598E+25
Surface area
3.0961030529984E+17
Circumference
986240062.36092
Perimeter
627859924
Area
24638005260330361
Diagonal
221982004.94784
Surface area
147828031561982166
Volume
3.8673040275657E+24
Space diagonal
271871322.10108
Perimeter
470894943
Area
1.066856922701E+16
Altitude
135935661.05054
Surface area
1.066856922701E+16
Volume
4.5576615046695E+23
Height
73994001.649278