21097777 is an odd 8-digits composite number following 21097776
and preceding 21097778 . In scientific notation, it is written as 2.1097777 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 21064816 positive integers (up to 21097777) that are relatively prime to 21097777.
21097777 has 4 divisors, whose sum is 21130740
The reverse of 21097777 is 77779012
Previous prime number is 653
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty-one million ninety-seven thousand seven hundred seventy-seven
Scientific notation
2.1097777 × 10^7
Engineering notation
2.1097777 × 10^6
Prime Factorization
653 × 32309
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21097777
Product of the distinct prime numbers
The prime factorization of 21097777 is 653 × 32309.
Since it has a total of 2 prime factors.
6 , 1 , 33 , 25 , 68 , 372 , 3068 , 6763 , 76965 , 41815 , 363211 , 977653 , 7330058 , 9514362 , 54408563 , 84802426 , 59709189 , 634044409 , 6110248779 , 9848193690
n×2
42195554
n×3
63293331
n×4
84391108
n×5
105488885
n÷2
10548888.5
n÷3
7032592.3333333
n÷3
5274444.25
n÷5
4219555.4
n2
445116194341729
n3
9.3909622073105E+21
n4
1.9812842646526E+29
n5
4.180069358925E+36
2 √n
4593.2316510274
3 √n
276.31994420645
4 √n
67.773384532775
5 √n
29.164016785198
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
-21097776
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 21097777 can be divided by 4 positive divisors.
The sum of these divisors (counting 21097777) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000011110110100110001
3
Ternary
1110200212201011
4
Quaternary
1100132310301
5
Quinary
20400112102
6
Senary
2032110521
8
Octal
120366461
10
Decimal
21097777
12
Duodecimal
7095441
16
Hexadecimal
141ed31
20
Vigesimal
6bh48h
36
Base36
ck75d
md5
07791f807a331cb4d70f498d946d96aa
sha1
5b6158ceb52ef00a7a78cef727a97bcf32e36b67
sha256
1493fe5bf6ccdce2232ef47c6ae7384f1e9f7264052107119d63a156fcd56e8b
sha512
38e06f96bc0aaf10f6b398b0b8223e3f82d07322cfe463d7c2f6c75704e0461aefbe4699faffe643196093ff4891f18a2d59d2a9d64b465895412febfa99d624
ripemd-160
859a07c13ea5f5032a4ab70fb22c43a6bf6c536c
Diameter
42195554
Circumference
132561242.46055
Area
1.3983737661378E+15
Volume
3.9336770507501E+22
Surface area
5.5934950645513E+15
Circumference
132561242.46055
Perimeter
84391108
Area
445116194341729
Diagonal
29836762.369323
Surface area
2670697166050374
Volume
9.3909622073105E+21
Space diagonal
36542421.690758
Perimeter
63293331
Area
1.9274096596789E+14
Altitude
18271210.845379
Surface area
1.9274096596789E+14
Volume
1.106735509776E+21
Height
9945587.4564411