21985004 is an even 8-digits composite number following 21985003
and preceding 21985005 . In scientific notation, it is written as 2.1985004 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 6 positive divisors.
There are 10992500 positive integers (up to 21985004) that are relatively prime to 21985004.
21985004 has 6 divisors, whose sum is 38473764
The reverse of 21985004 is 40058912
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million nine hundred eighty-five thousand four
Scientific notation
2.1985004 × 10^7
Engineering notation
2.1985004 × 10^6
Prime Factorization
2 × 2 × 5496251
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10992502
Product of the distinct prime numbers
The prime factorization of 21985004 is 2 × 2 × 5496251.
Since it has a total of 3 prime factors.
10 , 9 , 98 , 44 , 559 , 88 , 5105 , 1530 , 35872 , 64804 , 62241 , 120359 , 9204205 , 3547720 , 61573856 , 68254548 , 885731116 , 870857579 , 7473460165 , 471480062
n×2
43970008
n×3
65955012
n×4
87940016
n×5
109925020
n÷2
10992502
n÷3
7328334.6666667
n÷3
5496251
n÷5
4397000.8
n2
483340400880016
n3
1.0626240646709E+22
n4
2.3361794312285E+29
n5
5.1360914140277E+36
2 √n
4688.8169083469
3 √n
280.14025286443
4 √n
68.474936351536
5 √n
29.405279366351
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21985003
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21985004 can be divided by 6 positive divisors.
The sum of these divisors (counting 21985004) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1010011110111011011101100
3
Ternary
1112100221202102
4
Quaternary
1103313123230
5
Quinary
21112010004
6
Senary
2103114232
8
Octal
123673354
10
Decimal
21985004
12
Duodecimal
7442978
16
Hexadecimal
14f76ec
20
Vigesimal
6h82a4
36
Base36
d37qk
md5
ed181730d015849ab408dc238c2584e9
sha1
3f7d12fa35e2f7e170b6bf9799a381fed734cd2c
sha256
5a30068605284f6ee0d42848946138093ffa70ed19187da7dd5c2acb891e640e
sha512
cb41791b7fd73e305d88c7e1d2242a925a0c6e229a171824386d3ce263caef4631c8bc6c8a5b9e8e9698b7bfc4785b249afdef571e1adcb5549c22b4d3c035b6
ripemd-160
cd15a6aa49d01f96d980214a28ae15b8aefb7262
Diameter
43970008
Circumference
138135854.11108
Area
1.5184586525878E+15
Volume
4.4511092734637E+22
Surface area
6.0738346103512E+15
Circumference
138135854.11108
Perimeter
87940016
Area
483340400880016
Diagonal
31091490.825627
Surface area
2900042405280096
Volume
1.0626240646709E+22
Space diagonal
38079143.932605
Perimeter
65955012
Area
2.0929253291872E+14
Altitude
19039571.966302
Surface area
2.0929253291872E+14
Volume
1.252314469968E+21
Height
10363830.275209