78342821 is an odd 8-digits prime number following 78342820
and preceding 78342822 . In scientific notation, it is written as 7.8342821 × 10^7.
The sum of its digits is 35. It has a total of 1 prime factors and 2 positive divisors.
There are 78342820 positive integers (up to 78342821) that are relatively prime to 78342821.
78342821 has 2 divisors, whose sum is 78342822
The reverse of 78342821 is 12824387
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
seventy-eight million three hundred forty-two thousand eight hundred twenty-one
Scientific notation
7.8342821 × 10^7
Engineering notation
7.8342821 × 10^6
Prime Factorization
78342821
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
78342821
Product of the distinct prime numbers
The prime factorization of 78342821 is 78342821.
Since it has a total of 1 prime factors.
5 , 6 , 19 , 67 , 342 , 197 , 1574 , 4006 , 46393 , 91777 , 88235 , 577319 , 2258797 , 3294772 , 93117576 , 82755417 , 880865660 , 489032832 , 8847758428 , 751928315
n×2
156685642
n×3
235028463
n×4
313371284
n×5
391714105
n÷2
39171410.5
n÷3
26114273.666667
n÷3
19585705.25
n÷5
15668564.2
n2
6137597602238041
n3
4.8083671032216E+23
n4
3.7670104326998E+31
n5
2.9511822403413E+39
2 √n
8851.1480046376
3 √n
427.89091791697
4 √n
94.080539989084
5 √n
37.914020550592
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
78342822
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
39171411
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
8851.1480611274
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999744712
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78342821 can be divided by 2 positive divisors.
The sum of these divisors (counting 78342821) is 78342822, the average is 39171411.
Base
System
Value
2
Binary
100101010110110101010100101
3
Ternary
12110102020010222
4
Quaternary
10222312222211
5
Quinary
130023432241
6
Senary
11435054125
8
Octal
452665245
10
Decimal
78342821
12
Duodecimal
222a1345
16
Hexadecimal
4ab6aa5
20
Vigesimal
149ch11
36
Base36
1an5ph
md5
0f5cd4f7c53b1a066ec33b032063661a
sha1
e1f20cfd768bde09a12ec06d89131459a2284f8d
sha256
817764cb0631c2de9659a32239f348a62048e1fde813e979a042d0c2cf0da18c
sha512
16ff0e1ebd01e4a737c693e4405a6c62b08c3a1fa0403681bb679d4a3d11a2782a72817b39ee53f338b02341a627027aa715b4b37b3457c054887a4cee5bbc01
ripemd-160
6a65bc7489c491678d5fc16dad88f29f8eab58ae
Diameter
156685642
Circumference
492242461.8302
Area
1.9281831537881E+16
Volume
2.0141241022992E+24
Surface area
7.7127326151525E+16
Circumference
492242461.8302
Perimeter
313371284
Area
6137597602238041
Diagonal
110793479.97277
Surface area
36825585613428246
Volume
4.8083671032216E+23
Space diagonal
135693746.38027
Perimeter
235028463
Area
2.6576577208723E+15
Altitude
67846873.190137
Surface area
2.6576577208723E+15
Volume
5.6667149752039E+22
Height
36931159.990923