77213621 is an odd 8-digits composite number following 77213620
and preceding 77213622 . In scientific notation, it is written as 7.7213621 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 75570732 positive integers (up to 77213621) that are relatively prime to 77213621.
77213621 has 4 divisors, whose sum is 78856512
The reverse of 77213621 is 12631277
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
seventy-seven million two hundred thirteen thousand six hundred twenty-one
Scientific notation
7.7213621 × 10^7
Engineering notation
7.7213621 × 10^6
Prime Factorization
47 × 1642843
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
77213621
Product of the distinct prime numbers
The prime factorization of 77213621 is 47 × 1642843.
Since it has a total of 2 prime factors.
5 , 6 , 41 , 23 , 210 , 385 , 5306 , 822 , 22526 , 61806 , 510703 , 194876 , 8374607 , 2771865 , 53545195 , 54616350 , 878924178 , 477451942 , 818541060 , 7186308096
n×2
154427242
n×3
231640863
n×4
308854484
n×5
386068105
n÷2
38606810.5
n÷3
25737873.666667
n÷3
19303405.25
n÷5
15442724.2
n2
5961943267931641
n3
4.6034322791358E+23
n4
3.5544767530035E+31
n5
2.7445402085973E+39
2 √n
8787.1281429145
3 √n
425.82514847322
4 √n
93.739682861179
5 √n
37.804089607619
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
-77213620
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 77213621 can be divided by 4 positive divisors.
The sum of these divisors (counting 77213621) is 1, the average is 0.25.
Base
System
Value
2
Binary
100100110100010111110110101
3
Ternary
12101021212011202
4
Quaternary
10212202332311
5
Quinary
124231313441
6
Senary
11354542245
8
Octal
446427665
10
Decimal
77213621
12
Duodecimal
21a37985
16
Hexadecimal
49a2fb5
20
Vigesimal
142be11
36
Base36
19yyet
md5
91f9dd0cce7ebce867e87b6b2a712778
sha1
938fb8bb0793546b25e2583766376e6e81f81bdb
sha256
853f3a33aea39fd4dc2a96743bdb5c216969ca5f9d75d1cd494cc700970e963c
sha512
cd0eda7020682d9dcf63aa485b5ea78d84dbfd2b796c80971ac6fc4ee14f64cb9c91f0e72cc252458c9d110aeb2329b02f7a1fe62ab1b104dc5d428078446803
ripemd-160
34604bf5f323468b17e6730ddb334189003adc0b
Diameter
154427242
Circumference
485147488.98133
Area
1.8729997171653E+16
Volume
1.9282812039241E+24
Surface area
7.4919988686613E+16
Circumference
485147488.98133
Perimeter
308854484
Area
5961943267931641
Diagonal
109196550.01814
Surface area
35771659607589846
Volume
4.6034322791358E+23
Space diagonal
133737914.60837
Perimeter
231640863
Area
2.5815971629752E+15
Altitude
66868957.304184
Surface area
2.5815971629752E+15
Volume
5.4251969688499E+22
Height
36398850.006045