69897988 is an even 8-digits composite number following 69897987
and preceding 69897989 . In scientific notation, it is written as 6.9897988 × 10^7.
The sum of its digits is 64. It has a total of 3 prime factors and 6 positive divisors.
There are 34948992 positive integers (up to 69897988) that are relatively prime to 69897988.
69897988 has 6 divisors, whose sum is 122321486
The reverse of 69897988 is 88979896
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 64
Digital Root 1
Name
sixty-nine million eight hundred ninety-seven thousand nine hundred eighty-eight
Scientific notation
6.9897988 × 10^7
Engineering notation
6.9897988 × 10^6
Prime Factorization
2 × 2 × 17474497
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
34948994
Product of the distinct prime numbers
The prime factorization of 69897988 is 2 × 2 × 17474497.
Since it has a total of 3 prime factors.
2 , 6 , 18 , 75 , 319 , 420 , 533 , 463 , 36521 , 91654 , 968040 , 363663 , 3448342 , 5846795 , 17169331 , 61764231 , 295825981 , 873692355 , 61381052 , 3818590496
n×2
139795976
n×3
209693964
n×4
279591952
n×5
349489940
n÷2
34948994
n÷3
23299329.333333
n÷3
17474497
n÷5
13979597.6
n2
4885728726448144
n3
3.4150260789253E+23
n4
2.3870345188441E+31
n5
1.6684891015375E+39
2 √n
8360.5016595896
3 √n
411.92823238571
4 √n
91.435778881079
5 √n
37.058935048221
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-69897987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 69897988 can be divided by 6 positive divisors.
The sum of these divisors (counting 69897988) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
100001010101000111100000100
3
Ternary
11212112012000101
4
Quaternary
10022220330010
5
Quinary
120343213423
6
Senary
10534053444
8
Octal
412507404
10
Decimal
69897988
12
Duodecimal
1b4aa284
16
Hexadecimal
42a8f04
20
Vigesimal
11gh4j8
36
Base36
15m5ms
md5
fd21176cd18e784804c3a751bb7bd036
sha1
d393da1774ba77e826465909ec8603f29cbc674b
sha256
80fac8d1dec77ac396a6d4b226db5e3283cfa4ab7b3955035bc443946efd9aac
sha512
06c57e7199df2a1aba4f6289bc206274a8ec13e3b9193afe39c5cd33d60baba937fd08516fa2ddf99ee78060764cb33b42233af1b5326cafb6981d83cd80285e
ripemd-160
f822a337d35298fdd6fa183622390856a7776018
Diameter
139795976
Circumference
439182011.20302
Area
1.5348969474442E+16
Volume
1.4304827788492E+24
Surface area
6.1395877897768E+16
Circumference
439182011.20302
Perimeter
279591952
Area
4885728726448144
Diagonal
98850682.612192
Surface area
29314372358688864
Volume
3.4150260789253E+23
Space diagonal
121066866.56284
Perimeter
209693964
Area
2.1155825965517E+15
Altitude
60533433.28142
Surface area
2.1155825965517E+15
Volume
4.0246468305616E+22
Height
32950227.537397