21357070 is an even 8-digits composite number following 21357069
and preceding 21357071 . In scientific notation, it is written as 2.1357070 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 7322400 positive integers (up to 21357070) that are relatively prime to 21357070.
21357070 has 8 divisors, whose sum is 32951016
The reverse of 21357070 is 07075312
Previous prime number is 35
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million three hundred fifty-seven thousand seventy
Scientific notation
2.1357070 × 10^7
Engineering notation
2.1357070 × 10^6
Prime Factorization
2 × 35 × 305101
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21357070
Product of the distinct prime numbers
The prime factorization of 21357070 is 2 × 35 × 305101.
Since it has a total of 3 prime factors.
3 , 9 , 99 , 21 , 665 , 227 , 1091 , 3684 , 29900 , 98678 , 628107 , 161382 , 3326788 , 3074814 , 44660486 , 34750393 , 81588064 , 685759906 , 1026532172 , 9116882910
n×2
42714140
n×3
64071210
n×4
85428280
n×5
106785350
n÷2
10678535
n÷3
7119023.3333333
n÷3
5339267.5
n÷5
4271414
n2
456124438984900
n3
9.7414815721112E+21
n4
2.0804950383929E+29
n5
4.443327816961E+36
2 √n
4621.3710086943
3 √n
277.44733464747
4 √n
67.980666433143
5 √n
29.235352472291
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
-21357069
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 21357070 can be divided by 8 positive divisors.
The sum of these divisors (counting 21357070) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001011110001000001110
3
Ternary
1111012001101121
4
Quaternary
1101132020032
5
Quinary
20431411240
6
Senary
2041431154
8
Octal
121361016
10
Decimal
21357070
12
Duodecimal
719b4ba
16
Hexadecimal
145e20e
20
Vigesimal
6d9cda
36
Base36
cpr7y
md5
66cf26bfb4c0f4e53e09872337423316
sha1
b6ad9bf1232eee4a875351ea9afecf4bac0e200c
sha256
8de0e8ed0bed597130391b5da570bc53cd240f97252efe734753dcdfa7496a5f
sha512
7aa276fd58e24023412a78e58b71e6527ed5e050c50dfb829714247978e9ab6222d42cbf691e26d72e6fc5d3a555cb8cd39f0afe2b1b45a2e49f14d746db3a3d
ripemd-160
4ffee72dd02f74e734a2cc84bc7624f82f52db5f
Diameter
42714140
Circumference
134190428.42841
Area
1.4329571866377E+15
Volume
4.0805022589367E+22
Surface area
5.7318287465509E+15
Circumference
134190428.42841
Perimeter
85428280
Area
456124438984900
Diagonal
30203458.046552
Surface area
2736746633909400
Volume
9.7414815721112E+21
Space diagonal
36991530.340805
Perimeter
64071210
Area
1.9750767572392E+14
Altitude
18495765.170403
Surface area
1.9750767572392E+14
Volume
1.1480446130739E+21
Height
10067819.348851