69897729 is an odd 8-digits composite number following 69897728
and preceding 69897730 . In scientific notation, it is written as 6.9897729 × 10^7.
The sum of its digits is 57. It has a total of 3 prime factors and 8 positive divisors.
There are 42362240 positive integers (up to 69897729) that are relatively prime to 69897729.
69897729 has 8 divisors, whose sum is 101669472
The reverse of 69897729 is 92779896
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 57
Digital Root 3
Name
sixty-nine million eight hundred ninety-seven thousand seven hundred twenty-nine
Scientific notation
6.9897729 × 10^7
Engineering notation
6.9897729 × 10^6
Prime Factorization
3 × 11 × 2118113
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
69897729
Product of the distinct prime numbers
The prime factorization of 69897729 is 3 × 11 × 2118113.
Since it has a total of 3 prime factors.
4 , 10 , 24 , 94 , 886 , 645 , 7028 , 9207 , 43862 , 62411 , 652334 , 12064 , 3541627 , 8659417 , 21095369 , 49419421 , 627202835 , 605976343 , 8977571664 , 2249192938
n×2
139795458
n×3
209693187
n×4
279590916
n×5
349488645
n÷2
34948864.5
n÷3
23299243
n÷3
17474432.25
n÷5
13979545.8
n2
4885692519357441
n3
3.4149881169537E+23
n4
2.3869991393705E+31
n5
1.6684581896695E+39
2 √n
8360.4861700741
3 √n
411.9277235988
4 √n
91.435694179429
5 √n
37.058907584545
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
-69897728
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 69897729 can be divided by 8 positive divisors.
The sum of these divisors (counting 69897729) is 1, the average is 0.125.
Base
System
Value
2
Binary
100001010101000111000000001
3
Ternary
11212112011122210
4
Quaternary
10022220320001
5
Quinary
120343211404
6
Senary
10534052333
8
Octal
412507001
10
Decimal
69897729
12
Duodecimal
1b4aa0a9
16
Hexadecimal
42a8e01
20
Vigesimal
11gh469
36
Base36
15m5fl
md5
0093bfb86b135155b91faee0dd66ea42
sha1
9de1546e108786cf620fc325370117c77593196a
sha256
6dad79aed4833b909644f63390b3410b30f998fd7333ed441a650a88111b3fa7
sha512
068447b48c771214daa14a744747e479e45b219edbc2d36121b90e376877234562c51510ac59c1cbc27f40a2c789910f279661e1d17826c4f659872b4e583ce3
ripemd-160
0403e9cf487abcfc0432fee6ee9a9ec7086e4ac6
Diameter
139795458
Circumference
439180383.85802
Area
1.5348855726512E+16
Volume
1.4304668773758E+24
Surface area
6.1395422906048E+16
Circumference
439180383.85802
Perimeter
279590916
Area
4885692519357441
Diagonal
98850316.330879
Surface area
29314155116144646
Volume
3.4149881169537E+23
Space diagonal
121066417.96168
Perimeter
209693187
Area
2.1155669184216E+15
Altitude
60533208.98084
Surface area
2.1155669184216E+15
Volume
4.0246020919491E+22
Height
32950105.443626