78432881 is an odd 8-digits prime number following 78432880
and preceding 78432882 . In scientific notation, it is written as 7.8432881 × 10^7.
The sum of its digits is 41. It has a total of 1 prime factors and 2 positive divisors.
There are 78432880 positive integers (up to 78432881) that are relatively prime to 78432881.
78432881 has 2 divisors, whose sum is 78432882
The reverse of 78432881 is 18823487
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 41 Digital Root 5
Name
seventy-eight million four hundred thirty-two thousand eight hundred eighty-one
Scientific notation
7.8432881 × 10^7
Engineering notation
7.8432881 × 10^6
Prime Factorization
78432881
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
78432881 Product of the distinct prime numbers
The prime factorization of 78432881 is 78432881.
Since it has a total of 1 prime factors.
5 , 1 , 54 , 13 , 385 , 371 , 5497 , 3829 , 2451 , 83603 , 366949 , 834859 , 5012216 , 1245195 , 56364566 , 78536495 , 567964934 , 645191500 , 6104765572 , 3206848813
n×2
156865762
n×3
235298643
n×4
313731524
n×5
392164405
n÷2
39216440.5
n÷3
26144293.666667
n÷3
19608220.25
n÷5
15686576.2
n2
6151716821960161
n3
4.824968734425E+23
n4
3.7843619857588E+31
n5
2.9681841328994E+39
2 √n8856.2340190399
3 √n428.05481763591
4 √n94.107566215687
5 √n37.922733455334
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
78432882 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
39216441 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
8856.2340754973 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999745005 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78432881 can be divided by 2 positive divisors.
The sum of these divisors (counting 78432881) is 78432882, the average is 39216441.
Base
System
Value
2
Binary
100101011001100101001110001
3
Ternary
12110120210200112
4
Quaternary
10223030221301
5
Quinary
130034323011
6
Senary
11441031105
8
Octal
453145161
10
Decimal
78432881
12
Duodecimal
22325495
16
Hexadecimal
4acca71
20
Vigesimal
14a4241
36
Base36
1ap375
md5
ca19bfe1b3080874baa0f27e1088a292
sha1
d1ff3286d144da8447c921d48ad78b121d6079f4
sha256
46ae89d23948248613b7d0c7682cbee68d9a3b5ddf922e9c96af642b40efb5bf
sha512
ae5a02878bd1ab297fb7c7c8bfe59f7b72993ca77f302b76d76c062ea1ad41c1c8fef9c1b133983cfe7e7b5eafeaabe2e81fb30354a812111b605bff9f1a7b20
ripemd-160
3f5727e213fc97de73f5510cdd1481faa47b298a
Diameter
156865762
Circumference
492808325.49896
Area
1.9326188374835E+16
Volume
2.021078177316E+24
Surface area
7.7304753499339E+16
Circumference
492808325.49896
Perimeter
313731524
Area
6151716821960161
Diagonal
110920844.0462
Surface area
36910300931760966
Volume
4.824968734425E+23
Space diagonal
135849734.876
Perimeter
235298643
Area
2.6637715223528E+15
Altitude
67924867.438002
Surface area
2.6637715223528E+15
Volume
5.6862801852083E+22
Height
36973614.682065