77778893 is an odd 8-digits composite number following 77778892
and preceding 77778894 . In scientific notation, it is written as 7.7778893 × 10^7.
The sum of its digits is 56. It has a total of 4 prime factors and 16 positive divisors.
There are 68952576 positive integers (up to 77778893) that are relatively prime to 77778893.
77778893 has 16 divisors, whose sum is 87246720
The reverse of 77778893 is 39887777
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 56
Digital Root 2
Name
seventy-seven million seven hundred seventy-eight thousand eight hundred ninety-three
Scientific notation
7.7778893 × 10^7
Engineering notation
7.7778893 × 10^6
Prime Factorization
23 × 17 × 67 × 2969
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
77778893
Product of the distinct prime numbers
The prime factorization of 77778893 is 23 × 17 × 67 × 2969.
Since it has a total of 4 prime factors.
10 , 1 , 36 , 54 , 919 , 759 , 219 , 2496 , 20664 , 44981 , 205034 , 72894 , 7071908 , 7755001 , 19310869 , 41195919 , 628450920 , 662919295 , 5048853396 , 9281779157
n×2
155557786
n×3
233336679
n×4
311115572
n×5
388894465
n÷2
38889446.5
n÷3
25926297.666667
n÷3
19444723.25
n÷5
15555778.6
n2
6049556196305449
n3
4.7052778408993E+23
n4
3.6597130172258E+31
n5
2.8464842717751E+39
2 √n
8819.2342638122
3 √n
426.86176183895
4 √n
93.910778208959
5 √n
37.859280100718
1 , 17 , 23 , 67 , 391 , 1139 , 1541 , 2969 , 26197 , 50473 , 68287 , 198923 , 1160879 , 3381691 , 4575229 , 77778893
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-77778892
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 77778893 can be divided by 16 positive divisors.
The sum of these divisors (counting 77778893) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101000101100111111001101
3
Ternary
12102100120120202
4
Quaternary
10220230333031
5
Quinary
124402411033
6
Senary
11415023245
8
Octal
450547715
10
Decimal
77778893
12
Duodecimal
2206ab25
16
Hexadecimal
4a2cfcd
20
Vigesimal
146274d
36
Base36
1ab2kt
md5
9a506953474b2d5d706f897573915616
sha1
149497e9ec65d9a1f605e357e8e6474e4c9de808
sha256
d0bd8dd49b106501f7bc71e9ee651c74a046a76c0c4115c749eece2ab68190c5
sha512
124cc41e4edb4e0cbc10ec0ada93d57c0f3a503c34ba50c4e5cbcbaaa0fb7a18969f9616ab54b43ffc34256876efe38489aa6f62c17ba87a294223ff46844437
ripemd-160
a9576b268cd0122f608be936a13dfa137e4c4064
Diameter
155557786
Circumference
488699197.70629
Area
1.9005241303792E+16
Volume
1.9709421730757E+24
Surface area
7.6020965215167E+16
Circumference
488699197.70629
Perimeter
311115572
Area
6049556196305449
Diagonal
109995965.34697
Surface area
36297337177832694
Volume
4.7052778408993E+23
Space diagonal
134716994.43246
Perimeter
233336679
Area
2.619534673811E+15
Altitude
67358497.216232
Surface area
2.619534673811E+15
Volume
5.5452231144445E+22
Height
36665321.782322