69879940 is an even 8-digits composite number following 69879939
and preceding 69879941 . In scientific notation, it is written as 6.9879940 × 10^7.
The sum of its digits is 52. It has a total of 5 prime factors and 24 positive divisors.
There are 25698816 positive integers (up to 69879940) that are relatively prime to 69879940.
69879940 has 24 divisors, whose sum is 124667928
The reverse of 69879940 is 04997896
Previous prime number is 397
Is Prime? no
Number parity even
Number length 8
Sum of Digits 52
Digital Root 7
Name
sixty-nine million eight hundred seventy-nine thousand nine hundred forty
Scientific notation
6.9879940 × 10^7
Engineering notation
6.9879940 × 10^6
Prime Factorization
2 × 2 × 65 × 397 × 677
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
34939970
Product of the distinct prime numbers
The prime factorization of 69879940 is 2 × 2 × 65 × 397 × 677.
Since it has a total of 5 prime factors.
3 , 4 , 39 , 99 , 338 , 630 , 3385 , 1651 , 44153 , 99106 , 25820 , 145700 , 5646338 , 6865218 , 9987265 , 44899933 , 330316872 , 819078394 , 8921639946 , 5446918482
n×2
139759880
n×3
209639820
n×4
279519760
n×5
349399700
n÷2
34939970
n÷3
23293313.333333
n÷3
17469985
n÷5
13975988
n2
4883206014403600
n3
3.4123814329416E+23
n4
2.3845700979107E+31
n5
1.666336153678E+39
2 √n
8359.4222288385
3 √n
411.89277537702
4 √n
91.429876018939
5 √n
37.057021091128
1 , 2 , 4 , 65 , 130 , 260 , 397 , 677 , 794 , 1354 , 1588 , 2708 , 25805 , 44005 , 51610 , 88010 , 103220 , 176020 , 268769 , 537538 , 1075076 , 17469985 , 34939970 , 69879940
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-69879939
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 69879940 can be divided by 24 positive divisors.
The sum of these divisors (counting 69879940) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100001010100100100010000100
3
Ternary
11212111021020221
4
Quaternary
10022210202010
5
Quinary
120342124230
6
Senary
10533434124
8
Octal
412444204
10
Decimal
69879940
12
Duodecimal
1b49b944
16
Hexadecimal
42a4884
20
Vigesimal
11gejh0
36
Base36
15lrpg
md5
d62ec6a81f1886d407dea090ba96e847
sha1
529a7ee60a3aa9606a9abd6dd9dd5499ad58be58
sha256
ee56f678f1b13d3fa0cba89ef9378723e5e6b77200bea4f40d6ebd52b882e984
sha512
dde110a3c4b7d4a3b0af6cad213bebfd778e0f2d3f40a38973b2eaefc89c33891681e420e838286e24fbae138ad097ed02cd4fc989b4a1192d6ece0fb91d3494
ripemd-160
7cd5fe04ae98fb5ba93023f5158b6ae4f0c593e0
Diameter
139759880
Circumference
439068612.27459
Area
1.5341044140816E+16
Volume
1.4293749921301E+24
Surface area
6.1364176563263E+16
Circumference
439068612.27459
Perimeter
279519760
Area
4883206014403600
Diagonal
98825158.885818
Surface area
29299236086421600
Volume
3.4123814329416E+23
Space diagonal
121035606.50986
Perimeter
209639820
Area
2.1144902301932E+15
Altitude
60517803.254932
Surface area
2.1144902301932E+15
Volume
4.0215300853802E+22
Height
32941719.628606