69897421 is an odd 8-digits composite number following 69897420
and preceding 69897422 . In scientific notation, it is written as 6.9897421 × 10^7.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 59805120 positive integers (up to 69897421) that are relatively prime to 69897421.
69897421 has 4 divisors, whose sum is 70271392
The reverse of 69897421 is 12479896
Previous prime number is 187
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
sixty-nine million eight hundred ninety-seven thousand four hundred twenty-one
Scientific notation
6.9897421 × 10^7
Engineering notation
6.9897421 × 10^6
Prime Factorization
187 × 373783
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
69897421
Product of the distinct prime numbers
The prime factorization of 69897421 is 187 × 373783.
Since it has a total of 2 prime factors.
2 , 8 , 85 , 30 , 212 , 742 , 799 , 3455 , 24107 , 47088 , 566935 , 606493 , 3919387 , 8172738 , 11181816 , 9417098 , 285432509 , 119078062 , 8016080851 , 8245958058
n×2
139794842
n×3
209692263
n×4
279589684
n×5
349487105
n÷2
34948710.5
n÷3
23299140.333333
n÷3
17474355.25
n÷5
13979484.2
n2
4885649462451241
n3
3.4149429733538E+23
n4
2.386957066995E+31
n5
1.6684214302068E+39
2 √n
8360.4677500724
3 √n
411.92711855327
4 √n
91.435593452836
5 √n
37.058874924932
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
-69897420
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 69897421 can be divided by 4 positive divisors.
The sum of these divisors (counting 69897421) is 1, the average is 0.25.
Base
System
Value
2
Binary
100001010101000110011001101
3
Ternary
11212112011020101
4
Quaternary
10022220303031
5
Quinary
120343204141
6
Senary
10534051101
8
Octal
412506315
10
Decimal
69897421
12
Duodecimal
1b4a9a91
16
Hexadecimal
42a8ccd
20
Vigesimal
11gh3b1
36
Base36
15m571
md5
1c0f8a891ebe330d76455c5206d0c1c4
sha1
dc617b9eccc6d3a0b531e9aea5e55b17e1889e1f
sha256
9f51249306dbfdf2f2d7ab992f074bdc40049cbf2058a1fcfcbecb5d598b5dc2
sha512
68fd90bb09ab1ff9bb2a874a1d4b8c4237456f0c24a750d4fa4ef7d9d08d05681fcb18477b20c4330cac8c0f2ac16e46294ab4cf8ee43e9a632b7e74da3d5e5e
ripemd-160
4bbc18217132fa3da6dcad3bd27465e6dae7d2aa
Diameter
139794842
Circumference
439178448.63695
Area
1.5348720459252E+16
Volume
1.4304479676688E+24
Surface area
6.1394881837007E+16
Circumference
439178448.63695
Perimeter
279589684
Area
4885649462451241
Diagonal
98849880.753102
Surface area
29313896774707446
Volume
3.4149429733538E+23
Space diagonal
121065884.49003
Perimeter
209692263
Area
2.1155482742343E+15
Altitude
60532942.245016
Surface area
2.1155482742343E+15
Volume
4.0245488897064E+22
Height
32949960.251034