77681616 is an even 8-digits composite number following 77681615
and preceding 77681617 . In scientific notation, it is written as 7.7681616 × 10^7.
The sum of its digits is 42. It has a total of 6 prime factors and 20 positive divisors.
There are 25893856 positive integers (up to 77681616) that are relatively prime to 77681616.
77681616 has 20 divisors, whose sum is 200677632
The reverse of 77681616 is 61618677
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-seven million six hundred eighty-one thousand six hundred sixteen
Scientific notation
7.7681616 × 10^7
Engineering notation
7.7681616 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 3 × 1618367
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
9710202
Product of the distinct prime numbers
The prime factorization of 77681616 is 2 × 2 × 2 × 2 × 3 × 1618367.
Since it has a total of 6 prime factors.
6 , 10 , 86 , 18 , 453 , 316 , 277 , 1883 , 44021 , 82879 , 419932 , 828007 , 3989260 , 3558994 , 36221111 , 9296709 , 210027865 , 682876134 , 2399377453 , 5332818842
n×2
155363232
n×3
233044848
n×4
310726464
n×5
388408080
n÷2
38840808
n÷3
25893872
n÷3
19420404
n÷5
15536323.2
n2
6034433464371456
n3
4.6876454315685E+23
n4
3.6414387235926E+31
n5
2.8287284461365E+39
2 √n
8813.7174903669
3 √n
426.68373087134
4 √n
93.881401195162
5 √n
37.849805342563
1 , 2 , 3 , 4 , 6 , 8 , 12 , 16 , 24 , 48 , 1618367 , 3236734 , 4855101 , 6473468 , 9710202 , 12946936 , 19420404 , 25893872 , 38840808 , 77681616
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-77681615
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 77681616 can be divided by 20 positive divisors.
The sum of these divisors (counting 77681616) is 1, the average is 0.05.
Base
System
Value
2
Binary
100101000010101001111010000
3
Ternary
12102011122010220
4
Quaternary
10220111033100
5
Quinary
124341302431
6
Senary
11412553040
8
Octal
450251720
10
Decimal
77681616
12
Duodecimal
22022780
16
Hexadecimal
4a153d0
20
Vigesimal
145a40g
36
Base36
1a8zio
md5
62cbb89f589c0490dad4430eb2284d8e
sha1
6cabdd4d0bb1128c31c12ffae901025acbe2bb4c
sha256
9a24b0203c515e8607d93e0353dd0a8fef77ea5527ec9971d8f7a5a0eaa575ec
sha512
c46465dc3423360ff7c33b615d0f0d6909faf24594b50bb5f9a814070064e81d9e20a16dcce67205b7d531916c778afc490192a8c44f40e4b5e0afce5a212ce1
ripemd-160
f607c2157c24d9c4327c1957ed4d0cd78f7e4b93
Diameter
155363232
Circumference
488087988.28917
Area
1.8957731840246E+16
Volume
1.9635563267266E+24
Surface area
7.5830927360983E+16
Circumference
488087988.28917
Perimeter
310726464
Area
6034433464371456
Diagonal
109858394.89426
Surface area
36206600786228736
Volume
4.6876454315685E+23
Space diagonal
134548505.72606
Perimeter
233044848
Area
2.6129863387963E+15
Altitude
67274252.863028
Surface area
2.6129863387963E+15
Volume
5.5244431207671E+22
Height
36619464.964753