80778946 is an even 8-digits composite number following 80778945
and preceding 80778947 . In scientific notation, it is written as 8.0778946 × 10^7.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 40389472 positive integers (up to 80778946) that are relatively prime to 80778946.
80778946 has 4 divisors, whose sum is 121168422
The reverse of 80778946 is 64987708
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 49
Digital Root 4
Name
eighty million seven hundred seventy-eight thousand nine hundred forty-six
Scientific notation
8.0778946 × 10^7
Engineering notation
8.0778946 × 10^6
Prime Factorization
2 × 40389473
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
80778946
Product of the distinct prime numbers
The prime factorization of 80778946 is 2 × 40389473.
Since it has a total of 2 prime factors.
9 , 3 , 22 , 31 , 659 , 692 , 7962 , 5849 , 74267 , 18717 , 796842 , 656945 , 2439763 , 1691426 , 91962279 , 58089831 , 350568720 , 50714910 , 266179911 , 5594996516
n×2
161557892
n×3
242336838
n×4
323115784
n×5
403894730
n÷2
40389473
n÷3
26926315.333333
n÷3
20194736.5
n÷5
16155789.2
n2
6525238116870916
n3
5.2710185747986E+23
n4
4.2578732481865E+31
n5
3.439465131901E+39
2 √n
8987.7108320195
3 √n
432.28091368605
4 √n
94.803538077539
5 √n
38.14693386716
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-80778945
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 80778946 can be divided by 4 positive divisors.
The sum of these divisors (counting 80778946) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110100001001011011000010
3
Ternary
12121222222212211
4
Quaternary
10310021123002
5
Quinary
131134411241
6
Senary
12003212334
8
Octal
464113302
10
Decimal
80778946
12
Duodecimal
230770aa
16
Hexadecimal
4d096c2
20
Vigesimal
154h776
36
Base36
1c3dfm
md5
ce46e677921496cad2ed8395e1b33116
sha1
a061b72b090a8c6a99cff5035eb6d37f803f0fb2
sha256
81c02403e84703446e91b7cf0de0e792fd10817e981856021ac82a3d007c65df
sha512
b2f5a82961f26ae4155cbb785512c510ba3764567885369dc447f3b40fe12f70bfbbbe956c261f77b2e4127e88470ec9198b06f4d009cf8e76a78a235fdcc389
ripemd-160
fd65438d38fdfb57300df024a054b7a3f94e4b24
Diameter
161557892
Circumference
507549086.63665
Area
2.0499640130886E+16
Volume
2.2079190975363E+24
Surface area
8.1998560523543E+16
Circumference
507549086.63665
Perimeter
323115784
Area
6525238116870916
Diagonal
114238680.9874
Surface area
39151428701225496
Volume
5.2710185747986E+23
Space diagonal
139913238.65386
Perimeter
242336838
Area
2.8255109874764E+15
Altitude
69956619.326931
Surface area
2.8255109874764E+15
Volume
6.2119549633339E+22
Height
38079560.329135