215520138 is an even 9-digits composite number following 215520137
and preceding 215520139 . In scientific notation, it is written as 2.15520138 × 10^8.
The sum of its digits is 27. It has a total of 4 prime factors and 16 positive divisors.
There are 71795304 positive integers (up to 215520138) that are relatively prime to 215520138.
215520138 has 16 divisors, whose sum is 359424000
The reverse of 215520138 is 831025512
Previous prime number is 2339
Is Prime? no
Number parity even
Number length 9
Sum of Digits 27
Digital Root 9
Name
two hundred fifteen million five hundred twenty thousand one hundred thirty-eight
Scientific notation
2.15520138 × 10^8
Engineering notation
2.15520138 × 10^6
Prime Factorization
2 × 9 × 2339 × 5119
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
215520138
Product of the distinct prime numbers
The prime factorization of 215520138 is 2 × 9 × 2339 × 5119.
Since it has a total of 4 prime factors.
6 , 8 , 27 , 54 , 13 , 145 , 1366 , 1289 , 8971 , 15875 , 477776 , 176795 , 1663967 , 7273716 , 89040467 , 72441368 , 393367534 , 626775852 , 8932463627 , 4367627915
n×2
431040276
n×3
646560414
n×4
862080552
n×5
1077600690
n÷2
107760069
n÷3
71840046
n÷3
53880034.5
n÷5
43104027.6
n2
46448929883539044
n3
1.0010679778453E+25
n4
2.1575030873259E+33
n5
4.6498536311591E+41
2 √n
14680.604142882
3 √n
599.55535389781
4 √n
121.16354296108
5 √n
46.419191432905
1 , 2 , 9 , 18 , 2339 , 4678 , 5119 , 10238 , 21051 , 42102 , 46071 , 92142 , 11973341 , 23946682 , 107760069 , 215520138
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-215520137
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 215520138 can be divided by 16 positive divisors.
The sum of these divisors (counting 215520138) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1100110110001001001110001010
3
Ternary
120000112120001100
4
Quaternary
30312021032022
5
Quinary
420133121023
6
Senary
33215202230
8
Octal
1466111612
10
Decimal
215520138
12
Duodecimal
60216376
16
Hexadecimal
cd8938a
20
Vigesimal
377006i
36
Base36
3kbcei
md5
40d7cb46745824ad02bfc7e41182aef2
sha1
52055cccc77cca5c21fb0e81f323217317faccd3
sha256
c7d7181867ea6a141b34c004231163795c42cae9cf2e7a538ff0ac1080e67bf0
sha512
0f116d920765469555b65e07585bce8e04a2f5c12bb8a5fe85c00f456c51bae9bd753b0fb766aa7c16a97e4a5007a49f8c2fbe64e8022199f2379dcb2c05ad94
ripemd-160
d759a01490b9f7b6e05f7ee0fed0a4bfe4b7e1dd
Diameter
431040276
Circumference
1354152964.4829
Area
1.4592361688923E+17
Volume
4.1932637399236E+25
Surface area
5.8369446755693E+17
Circumference
1354152964.4829
Perimeter
862080552
Area
46448929883539044
Diagonal
304791502.12412
Surface area
278693579301234264
Volume
1.0010679778453E+25
Space diagonal
373291829.07026
Perimeter
646560414
Area
2.0112976628873E+16
Altitude
186645914.53513
Surface area
2.0112976628873E+16
Volume
1.1797699259385E+24
Height
101597167.37471