77778942 is an even 8-digits composite number following 77778941
and preceding 77778943 . In scientific notation, it is written as 7.7778942 × 10^7.
The sum of its digits is 51. It has a total of 4 prime factors and 16 positive divisors.
There are 25683800 positive integers (up to 77778942) that are relatively prime to 77778942.
77778942 has 16 divisors, whose sum is 157012992
The reverse of 77778942 is 24987777
Previous prime number is 107
Is Prime? no
Number parity even
Number length 8
Sum of Digits 51
Digital Root 6
Name
seventy-seven million seven hundred seventy-eight thousand nine hundred forty-two
Scientific notation
7.7778942 × 10^7
Engineering notation
7.7778942 × 10^6
Prime Factorization
2 × 3 × 107 × 121151
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
77778942
Product of the distinct prime numbers
The prime factorization of 77778942 is 2 × 3 × 107 × 121151.
Since it has a total of 4 prime factors.
1 , 6 , 80 , 31 , 862 , 520 , 9123 , 8183 , 80956 , 60200 , 883578 , 103186 , 6773629 , 8004654 , 49353471 , 53035911 , 193075091 , 802683735 , 6859757108 , 4530724725
n×2
155557884
n×3
233336826
n×4
311115768
n×5
388894710
n÷2
38889471
n÷3
25926314
n÷3
19444735.5
n÷5
15555788.4
n2
6049563818639364
n3
4.7052867337525E+23
n4
3.659722239579E+31
n5
2.8464932380833E+39
2 √n
8819.2370418308
3 √n
426.86185147862
4 √n
93.910792999691
5 √n
37.859284870918
1 , 2 , 3 , 6 , 107 , 214 , 321 , 642 , 121151 , 242302 , 363453 , 726906 , 12963157 , 25926314 , 38889471 , 77778942
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
-77778941
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 77778942 can be divided by 16 positive divisors.
The sum of these divisors (counting 77778942) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101000101100111111111110
3
Ternary
12102100120122120
4
Quaternary
10220230333332
5
Quinary
124402411232
6
Senary
11415023410
8
Octal
450547776
10
Decimal
77778942
12
Duodecimal
2206ab66
16
Hexadecimal
4a2cffe
20
Vigesimal
1462772
36
Base36
1ab2m6
md5
953c645a37821402d01850b3f241598c
sha1
f4e40b44be41d2a83af93677fd01c1174b1b9194
sha256
2fb0ead21b634e580f1937150dd0aa25f0414a844ee38b6744ae03eff142c938
sha512
8f1a38ade5fef1222a6a8d30202c6267372fa2e01f21639a3ffd31d169c5e3f75bad60cf37a9da83d6e8f4c21c9d5412841b90b64ab6feca641a73f8998a6f3c
ripemd-160
e98ccf7fbe211d1477d4be78a893a7a15f74508b
Diameter
155557884
Circumference
488699505.58237
Area
1.900526525006E+16
Volume
1.9709458981054E+24
Surface area
7.602106100024E+16
Circumference
488699505.58237
Perimeter
311115768
Area
6049563818639364
Diagonal
109996034.64343
Surface area
36297382911836184
Volume
4.7052867337525E+23
Space diagonal
134717079.30295
Perimeter
233336826
Area
2.6195379743784E+15
Altitude
67358539.651476
Surface area
2.6195379743784E+15
Volume
5.5452335947725E+22
Height
36665344.881143