21246907 is an odd 8-digits composite number following 21246906
and preceding 21246908 . In scientific notation, it is written as 2.1246907 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 19315360 positive integers (up to 21246907) that are relatively prime to 21246907.
21246907 has 4 divisors, whose sum is 23178456
The reverse of 21246907 is 70964212
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-one million two hundred forty-six thousand nine hundred seven
Scientific notation
2.1246907 × 10^7
Engineering notation
2.1246907 × 10^6
Prime Factorization
11 × 1931537
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21246907
Product of the distinct prime numbers
The prime factorization of 21246907 is 11 × 1931537.
Since it has a total of 2 prime factors.
2 , 8 , 87 , 59 , 469 , 70 , 3262 , 9308 , 54675 , 72513 , 913263 , 499381 , 3380575 , 2734045 , 48949410 , 23733707 , 689164309 , 841179504 , 2926143049 , 2858817837
n×2
42493814
n×3
63740721
n×4
84987628
n×5
106234535
n÷2
10623453.5
n÷3
7082302.3333333
n÷3
5311726.75
n÷5
4249381.4
n2
451431057066649
n3
9.5915136864068E+21
n4
2.0378999928431E+29
n5
4.3299071623238E+36
2 √n
4609.4367334849
3 √n
276.96947362646
4 √n
67.892832710713
5 √n
29.205129976197
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
-21246906
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 21246907 can be divided by 4 positive divisors.
The sum of these divisors (counting 21246907) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001000011001110111011
3
Ternary
1110222110021111
4
Quaternary
1101003032323
5
Quinary
20414400112
6
Senary
2035221151
8
Octal
121031673
10
Decimal
21246907
12
Duodecimal
71477b7
16
Hexadecimal
14433bb
20
Vigesimal
6cfh57
36
Base36
cne7v
md5
3587b8a4b741859d60f25b329f24f0bb
sha1
fce10a81d9b0cec438dec76a2bc46b2f96a876fd
sha256
76fdd05c3b3a03a52f711c90f59996b27143c70acac675f024114a170b0efec2
sha512
bd42fc83fb5d75e8f736e9adc1404a2fc394e38f4e2990264bf429501248c6fe5622620af01e9cf91a04de3e136fb92560d0a5c939cc6cb7f92416a504c83550
ripemd-160
04641ca2de44b0fa751e6731f36cd8f56da5427b
Diameter
42493814
Circumference
133498253.88541
Area
1.4182124924829E+15
Volume
4.0176838578695E+22
Surface area
5.6728499699314E+15
Circumference
133498253.88541
Perimeter
84987628
Area
451431057066649
Diagonal
30047664.03788
Surface area
2708586342399894
Volume
9.5915136864068E+21
Space diagonal
36800722.427691
Perimeter
63740721
Area
1.9547538173849E+14
Altitude
18400361.213845
Surface area
1.9547538173849E+14
Volume
1.1303707282503E+21
Height
10015888.012627