21132470 is an even 8-digits composite number following 21132469
and preceding 21132471 . In scientific notation, it is written as 2.1132470 × 10^7.
The sum of its digits is 20. It has a total of 4 prime factors and 16 positive divisors.
There are 8326560 positive integers (up to 21132470) that are relatively prime to 21132470.
21132470 has 16 divisors, whose sum is 38607408
The reverse of 21132470 is 07423112
Previous prime number is 67
Is Prime? no
Number parity even
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty-one million one hundred thirty-two thousand four hundred seventy
Scientific notation
2.1132470 × 10^7
Engineering notation
2.1132470 × 10^6
Prime Factorization
2 × 5 × 67 × 31541
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21132470
Product of the distinct prime numbers
The prime factorization of 21132470 is 2 × 5 × 67 × 31541.
Since it has a total of 4 prime factors.
5 , 4 , 51 , 33 , 718 , 881 , 5798 , 659 , 7140 , 73283 , 138305 , 77848 , 4101366 , 7863622 , 78107913 , 48477225 , 897353042 , 348877357 , 9893027008 , 1759705722
n×2
42264940
n×3
63397410
n×4
84529880
n×5
105662350
n÷2
10566235
n÷3
7044156.6666667
n÷3
5283117.5
n÷5
4226494
n2
446581288300900
n3
9.4373656775801E+21
n4
1.9943484706049E+29
n5
4.2145509224604E+36
2 √n
4597.006634757
3 √n
276.47132062935
4 √n
67.801228858753
5 √n
29.173601893436
1 , 2 , 5 , 10 , 67 , 134 , 335 , 670 , 31541 , 63082 , 157705 , 315410 , 2113247 , 4226494 , 10566235 , 21132470
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
-21132469
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 21132470 can be divided by 16 positive divisors.
The sum of these divisors (counting 21132470) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000100111010010110110
3
Ternary
1110202122022002
4
Quaternary
1100213102312
5
Quinary
20402214340
6
Senary
2032535302
8
Octal
120472266
10
Decimal
21132470
12
Duodecimal
70b1532
16
Hexadecimal
14274b6
20
Vigesimal
6c1b3a
36
Base36
ckxx2
md5
613c75787fd13aeb9caebf1421d11950
sha1
6c580dacf5be7603b7da79ab375d7cf0346066ca
sha256
682ea55990db23ad4c832ec6db1716e9a8fe34c8d6e7ec58cde3c25c9bd04d56
sha512
f64ad0fd16237c3f6b8a6795a9c04a34b64bb262d56567a55ad1bd783e03319d4d87b49f9f88456081a71befa9b3928f577767481e0c3f48a3202635b877374b
ripemd-160
b662c53ba52fc4babea711d3f2bff750c1bd373b
Diameter
42264940
Circumference
132779225.00841
Area
1.4029764945568E+15
Volume
3.9531144909235E+22
Surface area
5.6119059782271E+15
Circumference
132779225.00841
Perimeter
84529880
Area
446581288300900
Diagonal
29885825.680443
Surface area
2679487729805400
Volume
9.4373656775801E+21
Space diagonal
36602511.729425
Perimeter
63397410
Area
1.9337537026168E+14
Altitude
18301255.864713
Surface area
1.9337537026168E+14
Volume
1.1122042111923E+21
Height
9961941.8934809