213156985 is an odd 9-digits composite number following 213156984
and preceding 213156986 . In scientific notation, it is written as 2.13156985 × 10^8.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 157774848 positive integers (up to 213156985) that are relatively prime to 213156985.
213156985 has 8 divisors, whose sum is 215699400
The reverse of 213156985 is 589651312
Previous prime number is 113
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
two hundred thirteen million one hundred fifty-six thousand nine hundred eighty-five
Scientific notation
2.13156985 × 10^8
Engineering notation
2.13156985 × 10^6
Prime Factorization
5405 × 113 × 349
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
213156985
Product of the distinct prime numbers
The prime factorization of 213156985 is 5405 × 113 × 349.
Since it has a total of 3 prime factors.
7 , 3 , 66 , 84 , 581 , 27 , 699 , 855 , 17542 , 55071 , 493976 , 458985 , 6639104 , 9573612 , 73787413 , 99105209 , 559031828 , 281763562 , 1138882379 , 5552607296
n×2
426313970
n×3
639470955
n×4
852627940
n×5
1065784925
n÷2
106578492.5
n÷3
71052328.333333
n÷3
53289246.25
n÷5
42631397
n2
45435900254290225
n3
9.6849795089652E+24
n4
2.0644210319178E+33
n5
4.4004576293419E+41
2 √n
14599.89674621
3 √n
597.35594409981
4 √n
120.83003246797
5 √n
46.316945803107
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
-213156984
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 213156985 can be divided by 8 positive divisors.
The sum of these divisors (counting 213156985) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100101101001000010001111001
3
Ternary
112212002111102011
4
Quaternary
30231020101321
5
Quinary
414032010420
6
Senary
33052405521
8
Octal
1455102171
10
Decimal
213156985
12
Duodecimal
5b4768a1
16
Hexadecimal
cb48479
20
Vigesimal
36c4c95
36
Base36
3iwozd
md5
cc57abc23cb21ee56ce4f95b577f1908
sha1
14b99ee211088cf38a7f9bac557f0857875bfee1
sha256
b3bfcbe36ab586626ce5479765fbd7a13215905c2749cc5dd8bbba60cf8fec4b
sha512
83bcf94cd634a4da131a46bc107986e6a948e2747bcf8fd4be91d2ee582417d6ac36a73d1e9d09980bc48d53d3448c475981774ae49be892e2911ebc7c7788d5
ripemd-160
01ea9ed7c5268b7f39ccfba51197b0d458cd7499
Diameter
426313970
Circumference
1339304836.2747
Area
1.4274109044812E+17
Volume
4.056834730071E+25
Surface area
5.7096436179247E+17
Circumference
1339304836.2747
Perimeter
852627940
Area
45435900254290225
Diagonal
301449499.10156
Surface area
272615401525741350
Volume
9.6849795089652E+24
Space diagonal
369198728.0082
Perimeter
639470955
Area
1.9674321932016E+16
Altitude
184599364.0041
Surface area
1.9674321932016E+16
Volume
1.1413857810737E+24
Height
100483166.36719