21139922 is an even 8-digits composite number following 21139921
and preceding 21139923 . In scientific notation, it is written as 2.1139922 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 10492672 positive integers (up to 21139922) that are relatively prime to 21139922.
21139922 has 8 divisors, whose sum is 31941756
The reverse of 21139922 is 22993112
Previous prime number is 137
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million one hundred thirty-nine thousand nine hundred twenty-two
Scientific notation
2.1139922 × 10^7
Engineering notation
2.1139922 × 10^6
Prime Factorization
2 × 137 × 77153
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21139922
Product of the distinct prime numbers
The prime factorization of 21139922 is 2 × 137 × 77153.
Since it has a total of 3 prime factors.
1 , 2 , 77 , 72 , 906 , 120 , 1517 , 8337 , 85406 , 81461 , 355421 , 561211 , 405973 , 7980026 , 80973407 , 1733658 , 979120691 , 211519031 , 7216544481 , 8489649168
n×2
42279844
n×3
63419766
n×4
84559688
n×5
105699610
n÷2
10569961
n÷3
7046640.6666667
n÷3
5284980.5
n÷5
4227984.4
n2
446896302166084
n3
9.4473529698794E+21
n4
1.9971630488972E+29
n5
4.2219871074969E+36
2 √n
4597.8170907508
3 √n
276.50381441981
4 √n
67.807205301139
5 √n
29.175659116492
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
-21139921
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 21139922 can be divided by 8 positive divisors.
The sum of these divisors (counting 21139922) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000101001000111010010
3
Ternary
1110210000112002
4
Quaternary
1100221013102
5
Quinary
20402434142
6
Senary
2033034002
8
Octal
120510722
10
Decimal
21139922
12
Duodecimal
70b5902
16
Hexadecimal
14291d2
20
Vigesimal
6c29g2
36
Base36
cl3o2
md5
7efe71fecc80decf13804cb105359c27
sha1
f91edd1f96e2545c6cc1d545e82fa7941133bec9
sha256
6a0b91244d783cd9a6d7b86fc5bb3836c8fc522592a1eceb2806059fec09d68e
sha512
599f53873fe6fef2da9b324eff98aa911d23935bd8e9f66d2ab9ca74a6cea1a120247c17d46a16e847526ccf75e46306d4aca9b5d8859d2ca4f4b78b4793280c
ripemd-160
9caf444470a3a0accd8602b73dd6517e62a33557
Diameter
42279844
Circumference
132826047.30532
Area
1.4039661398014E+15
Volume
3.9572979581391E+22
Surface area
5.6158645592057E+15
Circumference
132826047.30532
Perimeter
84559688
Area
446896302166084
Diagonal
29896364.399909
Surface area
2681377812996504
Volume
9.4473529698794E+21
Space diagonal
36615418.972043
Perimeter
63419766
Area
1.9351177526658E+14
Altitude
18307709.486022
Surface area
1.9351177526658E+14
Volume
1.1133812248774E+21
Height
9965454.7999698