77661856 is an even 8-digits composite number following 77661855
and preceding 77661857 . In scientific notation, it is written as 7.7661856 × 10^7.
The sum of its digits is 46. It has a total of 6 prime factors and 12 positive divisors.
There are 38830912 positive integers (up to 77661856) that are relatively prime to 77661856.
77661856 has 12 divisors, whose sum is 152896842
The reverse of 77661856 is 65816677
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 46
Digital Root 1
Name
seventy-seven million six hundred sixty-one thousand eight hundred fifty-six
Scientific notation
7.7661856 × 10^7
Engineering notation
7.7661856 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2426933
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
4853866
Product of the distinct prime numbers
The prime factorization of 77661856 is 2 × 2 × 2 × 2 × 2 × 2426933.
Since it has a total of 6 prime factors.
5 , 5 , 18 , 39 , 768 , 244 , 8752 , 293 , 39603 , 6113 , 59924 , 853440 , 1582397 , 513355 , 5015571 , 77433734 , 383162638 , 242695002 , 2404868318 , 3832038032
n×2
155323712
n×3
232985568
n×4
310647424
n×5
388309280
n÷2
38830928
n÷3
25887285.333333
n÷3
19415464
n÷5
15532371.2
n2
6031363877364736
n3
4.684069129275E+23
n4
3.637735022118E+31
n5
2.8251325345389E+39
2 √n
8812.5964391886
3 √n
426.64754905661
4 √n
93.875430434106
5 √n
37.847879563201
1 , 2 , 4 , 8 , 16 , 32 , 2426933 , 4853866 , 9707732 , 19415464 , 38830928 , 77661856
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-77661855
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 77661856 can be divided by 12 positive divisors.
The sum of these divisors (counting 77661856) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100101000010000011010100000
3
Ternary
12102010122001001
4
Quaternary
10220100122200
5
Quinary
124340134411
6
Senary
11412321344
8
Octal
450203240
10
Decimal
77661856
12
Duodecimal
22013254
16
Hexadecimal
4a106a0
20
Vigesimal
1457ecg
36
Base36
1a8k9s
md5
e2075e05af36b5e28e22d27924c42792
sha1
7f11ddec5f0a90877fb333761c3988d81f5b01db
sha256
a78da5fb4f0e1fa558e76436b6018b4134244cbe3e16526bd8e05a7d3123169e
sha512
76e45c52456682d28ed90cb9124196396dd849dae035c9108e2d2b9fdcded0228f415281da524a80781a9dd17e28933873fe1dba9c8ccb5fff53f65ca1f69205
ripemd-160
a913ccea24bf3789429de733eb1ce63be1f72b1e
Diameter
155323712
Circumference
487963832.5475
Area
1.8948088448256E+16
Volume
1.962058288725E+24
Surface area
7.5792353793024E+16
Circumference
487963832.5475
Perimeter
310647424
Area
6031363877364736
Diagonal
109830450.03427
Surface area
36188183264188416
Volume
4.684069129275E+23
Space diagonal
134514280.4021
Perimeter
232985568
Area
2.6116571686328E+15
Altitude
67257140.201049
Surface area
2.6116571686328E+15
Volume
5.5202284080949E+22
Height
36610150.011422