69870981 is an odd 8-digits composite number following 69870980
and preceding 69870982 . In scientific notation, it is written as 6.9870981 × 10^7.
The sum of its digits is 48. It has a total of 2 prime factors and 4 positive divisors.
There are 46580652 positive integers (up to 69870981) that are relatively prime to 69870981.
69870981 has 4 divisors, whose sum is 93161312
The reverse of 69870981 is 18907896
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
sixty-nine million eight hundred seventy thousand nine hundred eighty-one
Scientific notation
6.9870981 × 10^7
Engineering notation
6.9870981 × 10^6
Prime Factorization
3 × 23290327
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
69870981
Product of the distinct prime numbers
The prime factorization of 69870981 is 3 × 23290327.
Since it has a total of 2 prime factors.
9 , 9 , 52 , 22 , 875 , 705 , 7420 , 7810 , 6275 , 48940 , 197739 , 877389 , 4246671 , 5194722 , 45770725 , 8072461 , 833683034 , 31522084 , 2094699336 , 7372824141
n×2
139741962
n×3
209612943
n×4
279483924
n×5
349354905
n÷2
34935490.5
n÷3
23290327
n÷3
17467745.25
n÷5
13974196.2
n2
4881953985902361
n3
3.4110691419186E+23
n4
2.3833474720468E+31
n5
1.6652682593578E+39
2 √n
8358.8863492693
3 √n
411.87517230388
4 √n
91.426945422393
5 √n
37.056070858833
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-69870980
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 69870981 can be divided by 4 positive divisors.
The sum of these divisors (counting 69870981) is 1, the average is 0.25.
Base
System
Value
2
Binary
100001010100010010110000101
3
Ternary
11212110210222010
4
Quaternary
10022202112011
5
Quinary
120341332411
6
Senary
10533324433
8
Octal
412422605
10
Decimal
69870981
12
Duodecimal
1b496719
16
Hexadecimal
42a2585
20
Vigesimal
11gdh91
36
Base36
15lksl
md5
3396566a42363feaa8e28729da4b9d2a
sha1
07e17f306d71c3b4ca59a26f9c7d0341b524d199
sha256
a3fdd52bf18cfcd46b4b5772ea4fa9fedce1d838da1289957aba15cea9b21dba
sha512
9794f3a0ff6758e0670126969177d7d210842dc9dac2a5ff2a959e6e3e20091f078a30166cce12eb71d89f92ba10702675b6ad52db7975289660e90d8d957a8e
ripemd-160
0f616328c269cffec61a1bf2c5d4fa66f52d8437
Diameter
139741962
Circumference
439012321.21742
Area
1.5337110777274E+16
Volume
1.4288253009518E+24
Surface area
6.1348443109097E+16
Circumference
439012321.21742
Perimeter
279483924
Area
4881953985902361
Diagonal
98812488.946513
Surface area
29291723915414166
Volume
3.4110691419186E+23
Space diagonal
121020089.06668
Perimeter
209612943
Area
2.1139480859491E+15
Altitude
60510044.53334
Surface area
2.1139480859491E+15
Volume
4.019983535578E+22
Height
32937496.315504