669898385 is an odd 9-digits composite number following 669898384
and preceding 669898386 . In scientific notation, it is written as 6.69898385 × 10^8.
The sum of its digits is 62. It has a total of 4 prime factors and 16 positive divisors.
There are 479508480 positive integers (up to 669898385) that are relatively prime to 669898385.
669898385 has 16 divisors, whose sum is 729640464
The reverse of 669898385 is 583898966
Previous prime number is 173
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 62
Digital Root 8
Name
six hundred sixty-nine million eight hundred ninety-eight thousand three hundred eighty-five
Scientific notation
6.69898385 × 10^8
Engineering notation
6.69898385 × 10^6
Prime Factorization
13 × 205 × 173 × 1453
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
669898385
Product of the distinct prime numbers
The prime factorization of 669898385 is 13 × 205 × 173 × 1453.
Since it has a total of 4 prime factors.
7 , 2 , 74 , 15 , 520 , 186 , 48 , 6705 , 60564 , 14138 , 958851 , 925840 , 5734335 , 4335454 , 8244783 , 60392646 , 27378167 , 86816602 , 1886915268 , 3207144254
n×2
1339796770
n×3
2009695155
n×4
2679593540
n×5
3349491925
n÷2
334949192.5
n÷3
223299461.66667
n÷3
167474596.25
n÷5
133979677
n2
448763846225608225
n3
3.0062617583292E+26
n4
2.013889896792E+35
n5
1.3491015894288E+44
2 √n
25882.39527169
3 √n
874.98977294169
4 √n
160.88006486725
5 √n
58.237374311421
1 , 13 , 173 , 205 , 1453 , 2249 , 2665 , 18889 , 35465 , 251369 , 297865 , 461045 , 3267797 , 3872245 , 51530645 , 669898385
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-669898384
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 669898385 can be divided by 16 positive divisors.
The sum of these divisors (counting 669898385) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100111111011011101011010010001
3
Ternary
1201200112100211022
4
Quaternary
213323131122101
5
Quinary
2332443222020
6
Senary
150250125225
8
Octal
4773353221
10
Decimal
669898385
12
Duodecimal
168420815
16
Hexadecimal
27edd691
20
Vigesimal
a96h5j5
36
Base36
b2u8wh
md5
6ec09a0b4417b1e10c444c97cee5a9ff
sha1
e13fa80cc5571cb52c0d6be31e7a103993e3d851
sha256
5c6a7f9d1e8a1b8f869366a7093d34c0e4d0aa3b1b02ae83325d856bdf58b43b
sha512
e54309eb39c77c2eaa85a81c51f8eff18b17cf953bb2246c5b2f88258051046a5a96fef9f37fbcb3d8dc1be815a5a5d9e4887f4069d20a9717418bcd7e4e3a17
ripemd-160
0afc27bd6b8509c0f60256de446200753910cf89
Diameter
1339796770
Circumference
4209095689.9353
Area
1.4098332024991E+18
Volume
1.2592599806313E+27
Surface area
5.6393328099963E+18
Circumference
4209095689.9353
Perimeter
2679593540
Area
448763846225608225
Diagonal
947379381.47883
Surface area
2692583077353649350
Volume
3.0062617583292E+26
Space diagonal
1160298038.7283
Perimeter
2009695155
Area
1.943204455657E+17
Altitude
580149019.36417
Surface area
1.943204455657E+17
Volume
3.542913458894E+25
Height
315793127.15961