77778213 is an odd 8-digits composite number following 77778212
and preceding 77778214 . In scientific notation, it is written as 7.7778213 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 48801984 positive integers (up to 77778213) that are relatively prime to 77778213.
77778213 has 8 divisors, whose sum is 109804608
The reverse of 77778213 is 31287777
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-seven million seven hundred seventy-eight thousand two hundred thirteen
Scientific notation
7.7778213 × 10^7
Engineering notation
7.7778213 × 10^6
Prime Factorization
3 × 17 × 1525063
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
77778213
Product of the distinct prime numbers
The prime factorization of 77778213 is 3 × 17 × 1525063.
Since it has a total of 3 prime factors.
5 , 10 , 54 , 92 , 728 , 672 , 7413 , 6233 , 43146 , 68462 , 234477 , 419950 , 131565 , 4319076 , 69939281 , 71445338 , 865957991 , 741846098 , 9763670596 , 3590595068
n×2
155556426
n×3
233334639
n×4
311112852
n×5
388891065
n÷2
38889106.5
n÷3
25926071
n÷3
19444553.25
n÷5
15555642.6
n2
6049450417473369
n3
4.7051544310318E+23
n4
3.6595850353469E+31
n5
2.8463598437082E+39
2 √n
8819.1957116281
3 √n
426.86051785603
4 √n
93.910572949099
5 √n
37.85921390178
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
-77778212
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 77778213 can be divided by 8 positive divisors.
The sum of these divisors (counting 77778213) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101000101100110100100101
3
Ternary
12102100112122120
4
Quaternary
10220230310211
5
Quinary
124402400323
6
Senary
11415020153
8
Octal
450546445
10
Decimal
77778213
12
Duodecimal
2206a659
16
Hexadecimal
4a2cd25
20
Vigesimal
14625ad
36
Base36
1ab21x
md5
ba590944f3f962533becfb44a93f75c6
sha1
f2afd2db6e02683226d29aff9b6bb721bb5b70ba
sha256
77025471a2322fd38fc5116c6bc4bf07faaae0d48803d46d016f36797aa65f54
sha512
02ce66aff4497a81c8540a1a05ed13c3dab9f36ba93a120fd25f988121e6a586eebabb9a0714f113d0ee0c7f33efb986c9651d22d01dda73144cacad0c0a0f5d
ripemd-160
ca0c1e4a8aa8a67b88e896991a315ba746cc96dd
Diameter
155556426
Circumference
488694925.14028
Area
1.900490898979E+16
Volume
1.9708904792713E+24
Surface area
7.601963595916E+16
Circumference
488694925.14028
Perimeter
311112852
Area
6049450417473369
Diagonal
109995003.68174
Surface area
36296702504840214
Volume
4.7051544310318E+23
Space diagonal
134715816.63791
Perimeter
233334639
Area
2.6194888702332E+15
Altitude
67357908.318957
Surface area
2.6194888702332E+15
Volume
5.5450776745209E+22
Height
36665001.227248