77772978 is an even 8-digits composite number following 77772977
and preceding 77772979 . In scientific notation, it is written as 7.7772978 × 10^7.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 25924320 positive integers (up to 77772978) that are relatively prime to 77772978.
77772978 has 8 divisors, whose sum is 129621660
The reverse of 77772978 is 87927777
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 54
Digital Root 9
Name
seventy-seven million seven hundred seventy-two thousand nine hundred seventy-eight
Scientific notation
7.7772978 × 10^7
Engineering notation
7.7772978 × 10^6
Prime Factorization
2 × 9 × 4320721
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
77772978
Product of the distinct prime numbers
The prime factorization of 77772978 is 2 × 9 × 4320721.
Since it has a total of 3 prime factors.
8 , 4 , 64 , 79 , 800 , 647 , 9936 , 2112 , 99552 , 54338 , 585684 , 325163 , 3530572 , 9059005 , 81815163 , 25525979 , 225521538 , 127418226 , 1703610659 , 5290364428
n×2
155545956
n×3
233318934
n×4
311091912
n×5
388864890
n÷2
38886489
n÷3
25924326
n÷3
19443244.5
n÷5
15554595.6
n2
6048636106988484
n3
4.7042044287882E+23
n4
3.6585998754765E+31
n5
2.8454020762624E+39
2 √n
8818.8989108618
3 √n
426.85094077413
4 √n
93.908992704969
5 √n
37.858704251807
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-77772977
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 77772978 can be divided by 8 positive divisors.
The sum of these divisors (counting 77772978) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101000101011100010110010
3
Ternary
12102100021110200
4
Quaternary
10220223202302
5
Quinary
124402213403
6
Senary
11414540030
8
Octal
450534262
10
Decimal
77772978
12
Duodecimal
22067616
16
Hexadecimal
4a2b8b2
20
Vigesimal
1461c8i
36
Base36
1aay0i
md5
d5c8767781229000f9efbe849de87223
sha1
e9e06b9c5a50e3c51bc54aef8ede4e56add45be4
sha256
7d28f36ac3740c699e00228ccdf7c810599434c54868af3b1965a7dfcdeb8fa9
sha512
f739e1069879d8c3cf70cb5b14cbf51699fe302c138574de6a51e13b0ebcde99a6c4c132ecc72a3703afd19d0e919168d90c785d34fc47d62c2614b4e8e43487
ripemd-160
299269c617efc6ce2c9eeb6c2455f4bade6bdf91
Diameter
155545956
Circumference
488662032.6652
Area
1.9002350757953E+16
Volume
1.9704925432621E+24
Surface area
7.6009403031812E+16
Circumference
488662032.6652
Perimeter
311091912
Area
6048636106988484
Diagonal
109987600.27374
Surface area
36291816641930904
Volume
4.7042044287882E+23
Space diagonal
134706749.35194
Perimeter
233318934
Area
2.6191362634499E+15
Altitude
67353374.675968
Surface area
2.6191362634499E+15
Volume
5.5439580861399E+22
Height
36662533.424581