21142012 is an even 8-digits composite number following 21142011
and preceding 21142013 . In scientific notation, it is written as 2.1142012 × 10^7.
The sum of its digits is 13. It has a total of 4 prime factors and 12 positive divisors.
There are 10560176 positive integers (up to 21142012) that are relatively prime to 21142012.
21142012 has 12 divisors, whose sum is 37036440
The reverse of 21142012 is 21024112
Previous prime number is 1277
Is Prime? no
Number parity even
Number length 8
Sum of Digits 13
Digital Root 4
Name
twenty-one million one hundred forty-two thousand twelve
Scientific notation
2.1142012 × 10^7
Engineering notation
2.1142012 × 10^6
Prime Factorization
2 × 2 × 1277 × 4139
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10571006
Product of the distinct prime numbers
The prime factorization of 21142012 is 2 × 2 × 1277 × 4139.
Since it has a total of 4 prime factors.
3 , 9 , 6 , 47 , 416 , 46 , 8745 , 6651 , 93365 , 59104 , 682150 , 953211 , 3256472 , 8611061 , 203453 , 2793601 , 324030312 , 566881957 , 5357997764 , 4091289464
n×2
42284024
n×3
63426036
n×4
84568048
n×5
105710060
n÷2
10571006
n÷3
7047337.3333333
n÷3
5285503
n÷5
4228402.4
n2
446984671408144
n3
9.450155286727E+21
n4
1.9979529647385E+29
n5
4.2240745555936E+36
2 √n
4598.0443669021
3 √n
276.51292630976
4 √n
67.808881180138
5 √n
29.176235984432
1 , 2 , 4 , 1277 , 2554 , 4139 , 5108 , 8278 , 16556 , 5285503 , 10571006 , 21142012
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21142011
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21142012 can be divided by 12 positive divisors.
The sum of these divisors (counting 21142012) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010000101001100111111100
3
Ternary
1110210010101111
4
Quaternary
1100221213330
5
Quinary
20403021022
6
Senary
2033051404
8
Octal
120514774
10
Decimal
21142012
12
Duodecimal
70b6b64
16
Hexadecimal
14299fc
20
Vigesimal
6c2f0c
36
Base36
cl5a4
md5
365d8fa1d007e030f1006ce4f37eb1c5
sha1
0b6731cff57a59eca533d77f87e115abc03cf695
sha256
bb4e54529e45da23d76d377e70c94503212938e1cdedc16558fad662e1ba5e32
sha512
44256ff645ee04b209ad4874beb651055a63e58949b1394f16e797cb4e39fad72fa3603f1bfa0aaefee563c144c9b53169c6de34343a82ce602785b5e6517a32
ripemd-160
3a7804c7890b736fbc77b418d7b17dcaa5362333
Diameter
42284024
Circumference
132839179.16261
Area
1.4042437599631E+15
Volume
3.9584717898753E+22
Surface area
5.6169750398523E+15
Circumference
132839179.16261
Perimeter
84568048
Area
446984671408144
Diagonal
29899320.106255
Surface area
2681908028448864
Volume
9.450155286727E+21
Space diagonal
36619038.958231
Perimeter
63426036
Area
1.9355004027085E+14
Altitude
18309519.479115
Surface area
1.9355004027085E+14
Volume
1.1137114810851E+21
Height
9966440.0354182