78855961 is an odd 8-digits prime number following 78855960
and preceding 78855962 . In scientific notation, it is written as 7.8855961 × 10^7.
The sum of its digits is 49. It has a total of 1 prime factors and 2 positive divisors.
There are 78855960 positive integers (up to 78855961) that are relatively prime to 78855961.
78855961 has 2 divisors, whose sum is 78855962
The reverse of 78855961 is 16955887
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
seventy-eight million eight hundred fifty-five thousand nine hundred sixty-one
Scientific notation
7.8855961 × 10^7
Engineering notation
7.8855961 × 10^6
Prime Factorization
78855961
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
78855961
Product of the distinct prime numbers
The prime factorization of 78855961 is 78855961.
Since it has a total of 1 prime factors.
3 , 3 , 35 , 61 , 181 , 284 , 6957 , 2179 , 86368 , 89318 , 689484 , 846029 , 7365064 , 6840137 , 61473770 , 53408209 , 225810685 , 372756392 , 6676356129 , 8026002933
n×2
157711922
n×3
236567883
n×4
315423844
n×5
394279805
n÷2
39427980.5
n÷3
26285320.333333
n÷3
19713990.25
n÷5
15771192.2
n2
6218262585233521
n3
4.9034707190893E+23
n4
3.8666789578915E+31
n5
3.0491068510301E+39
2 √n
8880.0878937092
3 √n
428.82310414989
4 √n
94.234218273986
5 √n
37.963557770673
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
78855962
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
39427981
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
8880.0879500149
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999746373
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78855961 can be divided by 2 positive divisors.
The sum of these divisors (counting 78855961) is 78855962, the average is 39427981.
Base
System
Value
2
Binary
100101100110011111100011001
3
Ternary
12111101022001011
4
Quaternary
10230303330121
5
Quinary
130141342321
6
Senary
11454053521
8
Octal
454637431
10
Decimal
78855961
12
Duodecimal
224aa2a1
16
Hexadecimal
4b33f19
20
Vigesimal
14cgji1
36
Base36
1ay5nd
md5
48c7618d1a55036382176e38db082073
sha1
174513ceb0bedfb95ebb1f8866723f8b73587bcf
sha256
65df89c8d5b80a42c7a17297efd74644167b93bb606f0d26a77b7bd5303b5fb3
sha512
6f4a202ffe7b24915ca944af95772901cc560a5d8609a13f0a0cf135d98e9a7fb979aa84965210a5814ed0c5c865c12c94130a1d4a5ff0acc0c36be68089e395
ripemd-160
e8e60bc56079c130b9f7908285078fac182053de
Diameter
157711922
Circumference
495466615.53873
Area
1.9535248055862E+16
Volume
2.0539610117578E+24
Surface area
7.8140992223448E+16
Circumference
495466615.53873
Perimeter
315423844
Area
6218262585233521
Diagonal
111519169.52016
Surface area
37309575511401126
Volume
4.9034707190893E+23
Space diagonal
136582530.93167
Perimeter
236567883
Area
2.6925866831073E+15
Altitude
68291265.465835
Surface area
2.6925866831073E+15
Volume
5.7787956613629E+22
Height
37173056.506721