21372057 is an odd 8-digits composite number following 21372056
and preceding 21372058 . In scientific notation, it is written as 2.1372057 × 10^7.
The sum of its digits is 27. It has a total of 2 prime factors and 4 positive divisors.
There are 12212568 positive integers (up to 21372057) that are relatively prime to 21372057.
21372057 has 4 divisors, whose sum is 21711360
The reverse of 21372057 is 75027312
Previous prime number is 63
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty-one million three hundred seventy-two thousand fifty-seven
Scientific notation
2.1372057 × 10^7
Engineering notation
2.1372057 × 10^6
Prime Factorization
63 × 339239
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21372057
Product of the distinct prime numbers
The prime factorization of 21372057 is 63 × 339239.
Since it has a total of 2 prime factors.
3 , 6 , 27 , 6 , 155 , 966 , 2309 , 1678 , 70240 , 78734 , 786213 , 859409 , 5765565 , 9765324 , 60213010 , 26727277 , 330973825 , 561770517 , 4083793854 , 9118991542
n×2
42744114
n×3
64116171
n×4
85488228
n×5
106860285
n÷2
10686028.5
n÷3
7124019
n÷3
5343014.25
n÷5
4274411.4
n2
456764820411249
n3
9.762003777424E+21
n4
2.0863410116532E+29
n5
4.458939902249E+36
2 √n
4622.9922128422
3 √n
277.51221762619
4 √n
67.992589396509
5 √n
29.239454414113
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21372056
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21372057 can be divided by 4 positive divisors.
The sum of these divisors (counting 21372057) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001100001110010011001
3
Ternary
1111012210221200
4
Quaternary
1101201302121
5
Quinary
20432401212
6
Senary
2042024413
8
Octal
121416231
10
Decimal
21372057
12
Duodecimal
71a8109
16
Hexadecimal
1461c99
20
Vigesimal
6dba2h
36
Base36
cq2s9
md5
d8253c2f2ea9c5c55e24673ce808c17f
sha1
4949a907dd6c691b41d1a4f3c0af0b940c6b85c8
sha256
024b3ef2ba0fd1d4fc6c1669a67218b27976cf8adc1eb36d6175a2b30d0152bc
sha512
8b89c3da05a662f010821fb789c9b5cedafb55da38aa0fb418cbb57d5ecd4f8b9238c3d26026c9563da4dac42076cc78ebb0f28cbc5a2a7abdb3bc98f9f371de
ripemd-160
85deeb2734efb7e6255c3f0e7315bf04bb9987fb
Diameter
42744114
Circumference
134284594.5266
Area
1.4349690042222E+15
Volume
4.0890985801961E+22
Surface area
5.739876016889E+15
Circumference
134284594.5266
Perimeter
85488228
Area
456764820411249
Diagonal
30224652.865211
Surface area
2740588922467494
Volume
9.762003777424E+21
Space diagonal
37017488.586258
Perimeter
64116171
Area
1.9778496901559E+14
Altitude
18508744.293129
Surface area
1.9778496901559E+14
Volume
1.1504631781642E+21
Height
10074884.288404