78397798 is an even 8-digits composite number following 78397797
and preceding 78397799 . In scientific notation, it is written as 7.8397798 × 10^7.
The sum of its digits is 58. It has a total of 3 prime factors and 8 positive divisors.
There are 39170040 positive integers (up to 78397798) that are relatively prime to 78397798.
78397798 has 8 divisors, whose sum is 117683280
The reverse of 78397798 is 89779387
Previous prime number is 1429
Is Prime? no
Number parity even
Number length 8
Sum of Digits 58
Digital Root 4
Name
seventy-eight million three hundred ninety-seven thousand seven hundred ninety-eight
Scientific notation
7.8397798 × 10^7
Engineering notation
7.8397798 × 10^6
Prime Factorization
2 × 1429 × 27431
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78397798
Product of the distinct prime numbers
The prime factorization of 78397798 is 2 × 1429 × 27431.
Since it has a total of 3 prime factors.
6 , 6 , 90 , 67 , 580 , 53 , 7795 , 6760 , 53610 , 50470 , 786013 , 180618 , 8207220 , 3475894 , 62635963 , 1045520 , 399465178 , 91047123 , 7372732040 , 4966813474
n×2
156795596
n×3
235193394
n×4
313591192
n×5
391988990
n÷2
39198899
n÷3
26132599.333333
n÷3
19599449.5
n÷5
15679559.6
n2
6146214731248804
n3
4.8184970096507E+23
n4
3.777595552262E+31
n5
2.9615517303193E+39
2 √n
8854.2531023232
3 √n
427.99098519458
4 √n
94.097040879739
5 √n
37.919340283115
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
-78397797
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 78397798 can be divided by 8 positive divisors.
The sum of these divisors (counting 78397798) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101011000100000101100110
3
Ternary
12110112000120011
4
Quaternary
10223010011212
5
Quinary
130032212143
6
Senary
11440200434
8
Octal
453040546
10
Decimal
78397798
12
Duodecimal
2230911a
16
Hexadecimal
4ac4166
20
Vigesimal
149je9i
36
Base36
1aoc4m
md5
2ab3321bf122955d04b6fd285cea23e7
sha1
b3e4cd42c9994e5fdb39ef0c5e128ba63e551de7
sha256
1ccb8f47d639351405e7bee333f3905df38a2a59d32a005afa74dec36838971d
sha512
487251c84ac1fe8ec19602fbabb15d8adeed4a868ca9cdb4331cef4265de90e4a18bfc29b77221ffaf6ca99fdf98fe93a8aa7b1f556704075121a52dca168a82
ripemd-160
cc4a41592175fcd6a726ccbd8a7822a64acd0978
Diameter
156795596
Circumference
492587892.50883
Area
1.9308903047077E+16
Volume
2.0183673075817E+24
Surface area
7.7235612188306E+16
Circumference
492587892.50883
Perimeter
313591192
Area
6146214731248804
Diagonal
110871229.19179
Surface area
36877288387492824
Volume
4.8184970096507E+23
Space diagonal
135788969.33752
Perimeter
235193394
Area
2.6613890471878E+15
Altitude
67894484.668761
Surface area
2.6613890471878E+15
Volume
5.6786531844185E+22
Height
36957076.397262