77156961 is an odd 8-digits composite number following 77156960
and preceding 77156962 . In scientific notation, it is written as 7.7156961 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 43858944 positive integers (up to 77156961) that are relatively prime to 77156961.
77156961 has 16 divisors, whose sum is 118187904
The reverse of 77156961 is 16965177
Previous prime number is 193
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-seven million one hundred fifty-six thousand nine hundred sixty-one
Scientific notation
7.7156961 × 10^7
Engineering notation
7.7156961 × 10^6
Prime Factorization
3 × 7 × 193 × 19037
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
77156961
Product of the distinct prime numbers
The prime factorization of 77156961 is 3 × 7 × 193 × 19037.
Since it has a total of 4 prime factors.
4 , 2 , 35 , 79 , 501 , 170 , 9567 , 2218 , 36820 , 35466 , 665510 , 928921 , 3354792 , 3882953 , 72819622 , 40905269 , 335184035 , 174617860 , 3747920194 , 5256595676
n×2
154313922
n×3
231470883
n×4
308627844
n×5
385784805
n÷2
38578480.5
n÷3
25718987
n÷3
19289240.25
n÷5
15431392.2
n2
5953196630755521
n3
4.5933056026454E+23
n4
3.5440550124439E+31
n5
2.7344851437699E+39
2 √n
8783.9035172297
3 √n
425.72096496864
4 √n
93.72248138643
5 √n
37.798539787037
1 , 3 , 7 , 21 , 193 , 579 , 1351 , 4053 , 19037 , 57111 , 133259 , 399777 , 3674141 , 11022423 , 25718987 , 77156961
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
-77156960
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 77156961 can be divided by 16 positive divisors.
The sum of these divisors (counting 77156961) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100100110010101001001100001
3
Ternary
12101011222110020
4
Quaternary
10212111021201
5
Quinary
124223010321
6
Senary
11353424053
8
Octal
446251141
10
Decimal
77156961
12
Duodecimal
21a0b029
16
Hexadecimal
4995261
20
Vigesimal
1424c81
36
Base36
19xqox
md5
bd3aee12e214b7bd79c5a793604e7d7b
sha1
9f79dd4be50047b27fdace4756cb284be9a0de13
sha256
346dc1cd5f46d73664b51a9274167a6db665f4a5539f3a39f199ce192dc5b700
sha512
ff1d0ffea4a54b85da612a9265ecf091c01c40aca366351cd20acc16539fe0f72e0fdc54ee4ab6d25f3d3c8fb2a2a4ca981d2924a3251f3d52be35fa331ccef4
ripemd-160
eccf4116286f706f636cf2de792bad0d73b486cc
Diameter
154313922
Circumference
484791483.70183
Area
1.8702518800557E+16
Volume
1.9240393515951E+24
Surface area
7.4810075202228E+16
Circumference
484791483.70183
Perimeter
308627844
Area
5953196630755521
Diagonal
109116420.67769
Surface area
35719179784533126
Volume
4.5933056026454E+23
Space diagonal
133639776.60961
Perimeter
231470883
Area
2.5778097579791E+15
Altitude
66819888.304805
Surface area
2.5778097579791E+15
Volume
5.4132625661545E+22
Height
36372140.225897