78889137 is an odd 8-digits composite number following 78889136
and preceding 78889138 . In scientific notation, it is written as 7.8889137 × 10^7.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 52549440 positive integers (up to 78889137) that are relatively prime to 78889137.
78889137 has 8 divisors, whose sum is 105272160
The reverse of 78889137 is 73198887
Previous prime number is 1291
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
seventy-eight million eight hundred eighty-nine thousand one hundred thirty-seven
Scientific notation
7.8889137 × 10^7
Engineering notation
7.8889137 × 10^6
Prime Factorization
3 × 1291 × 20369
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78889137
Product of the distinct prime numbers
The prime factorization of 78889137 is 3 × 1291 × 20369.
Since it has a total of 3 prime factors.
4 , 2 , 9 , 12 , 68 , 201 , 4600 , 7212 , 78287 , 64919 , 760630 , 699205 , 2445375 , 1918607 , 68251794 , 27013650 , 506490332 , 39763664 , 7289031035 , 4517884067
n×2
157778274
n×3
236667411
n×4
315556548
n×5
394445685
n÷2
39444568.5
n÷3
26296379
n÷3
19722284.25
n÷5
15777827.4
n2
6223495936604769
n3
4.9096622356176E+23
n4
3.8731901672936E+31
n5
3.0555262973468E+39
2 √n
8881.9556968046
3 √n
428.88323336296
4 √n
94.244128182103
5 √n
37.966751611892
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
-78889136
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 78889137 can be divided by 8 positive divisors.
The sum of these divisors (counting 78889137) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101100111100000010110001
3
Ternary
12111102222112220
4
Quaternary
10230330002301
5
Quinary
130143423022
6
Senary
11454511253
8
Octal
454740261
10
Decimal
78889137
12
Duodecimal
22505529
16
Hexadecimal
4b3c0b1
20
Vigesimal
14d12gh
36
Base36
1ayv8x
md5
2dabedd77116d71d069b035471896b08
sha1
816d048191eec52d933aa06f223acd381fc0bdc5
sha256
cd35a9073fd708e7044db6012734591bfd354a61878869bbfe7658c90cc8858d
sha512
6012efa358f2467b0f1dced78e5f4a7d024413e8d35ea8ebdce01727f6af6c33b5573f43e680de46db98d9d8ec6a313fd5b180d25939d0c007190ebfef2042c9
ripemd-160
e680318c0e2f4df9ccfe31f68cbba10512c2fb0b
Diameter
157778274
Circumference
495675066.49448
Area
1.9551689114083E+16
Volume
2.0565545081365E+24
Surface area
7.8206756456334E+16
Circumference
495675066.49448
Perimeter
315556548
Area
6223495936604769
Diagonal
111566087.46931
Surface area
37340975619628614
Volume
4.9096622356176E+23
Space diagonal
136639993.44926
Perimeter
236667411
Area
2.6948527907245E+15
Altitude
68319996.724631
Surface area
2.6948527907245E+15
Volume
5.7860924335678E+22
Height
37188695.823103