542787721 is an odd 9-digits composite number following 542787720
and preceding 542787722 . In scientific notation, it is written as 5.42787721 × 10^8.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 465246612 positive integers (up to 542787721) that are relatively prime to 542787721.
542787721 has 4 divisors, whose sum is 620328832
The reverse of 542787721 is 127787245
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
five hundred forty-two million seven hundred eighty-seven thousand seven hundred twenty-one
Scientific notation
5.42787721 × 10^8
Engineering notation
5.42787721 × 10^6
Prime Factorization
7 × 77541103
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
542787721
Product of the distinct prime numbers
The prime factorization of 542787721 is 7 × 77541103.
Since it has a total of 2 prime factors.
6 , 9 , 39 , 40 , 799 , 491 , 3579 , 2839 , 23791 , 15122 , 82546 , 153357 , 2690336 , 9236571 , 12399814 , 17794798 , 399843699 , 510342153 , 2649826547 , 2614739079
n×2
1085575442
n×3
1628363163
n×4
2171150884
n×5
2713938605
n÷2
271393860.5
n÷3
180929240.33333
n÷3
135696930.25
n÷5
108557544.2
n2
294618510068373841
n3
1.5991530964443E+26
n4
8.6800066474908E+34
n5
4.7114010264564E+43
2 √n
23297.805068289
3 √n
815.72418400309
4 √n
152.63618531754
5 √n
55.837504809688
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
-542787720
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 542787721 can be divided by 4 positive divisors.
The sum of these divisors (counting 542787721) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000010110100100100010001001
3
Ternary
1101211100110202221
4
Quaternary
200112210202021
5
Quinary
2102423201341
6
Senary
125505454041
8
Octal
4026444211
10
Decimal
542787721
12
Duodecimal
131941321
16
Hexadecimal
205a4889
20
Vigesimal
89c8961
36
Base36
8z5top
md5
187878c1686d6cad030cf32835d8fe84
sha1
b4de09c22c7ba5abc89d6afa7b959b57703c78b3
sha256
5be38964eeec05ea78bae3b299c67f9e6f92b27e6f84d01fd3bcf1c06c4c7343
sha512
faf4a5977ca5d8ea0ff54657f59f1e8b6d770966726ebfda0c737e7dc45b1baf38a7a7bda4166c0224e42fd412b1cb9a681894bf4217a3dfa65d06345350e67f
ripemd-160
d7c3c74114fcc3ff69d2237440f36c15151994c3
Diameter
1085575442
Circumference
3410435833.5047
Area
9.2557134684237E+17
Volume
6.6985168263396E+26
Surface area
3.7022853873695E+18
Circumference
3410435833.5047
Perimeter
2171150884
Area
294618510068373841
Diagonal
767617756.52778
Surface area
1767711060410243046
Volume
1.5991530964443E+26
Space diagonal
940135910.49652
Perimeter
1628363163
Area
1.2757355707217E+17
Altitude
470067955.24826
Surface area
1.2757355707217E+17
Volume
1.884619997752E+25
Height
255872585.50926