78869239 is an odd 8-digits composite number following 78869238
and preceding 78869240 . In scientific notation, it is written as 7.8869239 × 10^7.
The sum of its digits is 52. It has a total of 4 prime factors and 16 positive divisors.
There are 71124480 positive integers (up to 78869239) that are relatively prime to 78869239.
78869239 has 16 divisors, whose sum is 87056640
The reverse of 78869239 is 93296887
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
seventy-eight million eight hundred sixty-nine thousand two hundred thirty-nine
Scientific notation
7.8869239 × 10^7
Engineering notation
7.8869239 × 10^6
Prime Factorization
31 × 17 × 109 × 1373
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78869239
Product of the distinct prime numbers
The prime factorization of 78869239 is 31 × 17 × 109 × 1373.
Since it has a total of 4 prime factors.
6 , 5 , 28 , 10 , 768 , 230 , 2950 , 1928 , 49404 , 60218 , 113567 , 875550 , 9075458 , 1208562 , 32425491 , 20597787 , 342860217 , 315244414 , 2343594234 , 9816330766
n×2
157738478
n×3
236607717
n×4
315476956
n×5
394346195
n÷2
39434619.5
n÷3
26289746.333333
n÷3
19717309.75
n÷5
15773847.8
n2
6220356860439121
n3
4.9059481189126E+23
n4
3.8692839471212E+31
n5
3.0516748038437E+39
2 √n
8880.835489975
3 √n
428.84717163339
4 √n
94.238184882642
5 √n
37.964836167806
1 , 17 , 31 , 109 , 527 , 1373 , 1853 , 3379 , 23341 , 42563 , 57443 , 149657 , 723571 , 2544169 , 4639367 , 78869239
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
-78869238
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 78869239 can be divided by 16 positive divisors.
The sum of these divisors (counting 78869239) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101100110111001011110111
3
Ternary
12111101222020221
4
Quaternary
10230313023313
5
Quinary
130142303424
6
Senary
11454235211
8
Octal
454671367
10
Decimal
78869239
12
Duodecimal
224b5b07
16
Hexadecimal
4b372f7
20
Vigesimal
14cid1j
36
Base36
1ayfw7
md5
27bd1a65b6f640d7c39ecd5a8cdf3db4
sha1
1f5c9c7c2cad473852e0b774e79a6f3445883856
sha256
12797724e910781da00928dddf3ae458e5ecd6221c4c6cce23daa5ce42ffa74a
sha512
6198ec87b233c244fbf19771af0bbb23a01a225c3c75d74d5142832a94ddbd3bd61a29e4afe2547effd1b76f5284c44374af7f8f1b2e401b2d52cd37cf902c23
ripemd-160
d189cd54101a38f115384484ff67aa2e498c29f0
Diameter
157738478
Circumference
495550043.67324
Area
1.9541827415462E+16
Volume
2.0549987425691E+24
Surface area
7.816730966185E+16
Circumference
495550043.67324
Perimeter
315476956
Area
6220356860439121
Diagonal
111537947.44785
Surface area
37322141162634726
Volume
4.9059481189126E+23
Space diagonal
136605529.10229
Perimeter
236607717
Area
2.6934935308725E+15
Altitude
68302764.551146
Surface area
2.6934935308725E+15
Volume
5.7817153050542E+22
Height
37179315.815948