156968809 is an odd 9-digits prime number following 156968808
and preceding 156968810 . In scientific notation, it is written as 1.56968809 × 10^8.
The sum of its digits is 52. It has a total of 1 prime factors and 2 positive divisors.
There are 156968808 positive integers (up to 156968809) that are relatively prime to 156968809.
156968809 has 2 divisors, whose sum is 156968810
The reverse of 156968809 is 908869651
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 52 Digital Root 7
Name
one hundred fifty-six million nine hundred sixty-eight thousand eight hundred nine
Scientific notation
1.56968809 × 10^8
Engineering notation
1.56968809 × 10^6
Prime Factorization
156968809
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
156968809 Product of the distinct prime numbers
The prime factorization of 156968809 is 156968809.
Since it has a total of 1 prime factors.
10 , 6 , 17 , 55 , 394 , 955 , 9618 , 3449 , 55075 , 8293 , 168307 , 754878 , 2960986 , 2245338 , 19219043 , 28228232 , 697170638 , 958041593 , 9266732692 , 365044683
n×2
313937618
n×3
470906427
n×4
627875236
n×5
784844045
n÷2
78484404.5
n÷3
52322936.333333
n÷3
39242202.25
n÷5
31393761.8
n2
24639206998878481
n3
3.8675869773184E+24
n4
6.0709052153358E+32
n5
9.5294276120315E+40
2 √n12528.719367916
3 √n539.43334362236
4 √n111.93176210494
5 √n43.567503285183
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
156968810 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
78484405 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
12528.719407825 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999872586 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 156968809 can be divided by 2 positive divisors.
The sum of these divisors (counting 156968809) is 156968810, the average is 78484405.
Base
System
Value
2
Binary
1001010110110010011101101001
3
Ternary
101221100211201121
4
Quaternary
21112302131221
5
Quinary
310141000214
6
Senary
23324215241
8
Octal
1126623551
10
Decimal
156968809
12
Duodecimal
4469a521
16
Hexadecimal
95b2769
20
Vigesimal
2911209
36
Base36
2lgdwp
md5
e6ebbc66f3f9f19398fc34f37e1048a4
sha1
2bff9c539dd1c3d27ddada2493f0e0c465bee051
sha256
bc23f16d50c664df99da5136e469915dc1fdef3f1135fcbc1cae8c9ea056e211
sha512
d0f1a940331a3a4a008039d4438afafa696b634bac1296189700289dc65332fefbbb2123f5a0fba492fc28b121b0009624f0b33094c03fdc99d11b5790306d41
ripemd-160
8485f811e51738e117880fc535e4809642f08f4d
Diameter
313937618
Circumference
986264114.39428
Area
7.7406351697955E+16
Volume
1.6200510446751E+25
Surface area
3.0962540679182E+17
Circumference
986264114.39428
Perimeter
627875236
Area
24639206998878481
Diagonal
221987418.55735
Surface area
147835241993270886
Volume
3.8675869773184E+24
Space diagonal
271877952.39157
Perimeter
470906427
Area
1.0669089595066E+16
Altitude
135938976.19579
Surface area
1.0669089595066E+16
Volume
4.5579949641511E+23
Height
73995806.185784