85215429 is an odd 8-digits composite number following 85215428
and preceding 85215430 . In scientific notation, it is written as 8.5215429 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 12 positive divisors.
There are 52440048 positive integers (up to 85215429) that are relatively prime to 85215429.
85215429 has 12 divisors, whose sum is 126245600
The reverse of 85215429 is 92451258
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
eighty-five million two hundred fifteen thousand four hundred twenty-nine
Scientific notation
8.5215429 × 10^7
Engineering notation
8.5215429 × 10^6
Prime Factorization
39 × 3 × 3 × 242779
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
28405143
Product of the distinct prime numbers
The prime factorization of 85215429 is 39 × 3 × 3 × 242779.
Since it has a total of 4 prime factors.
4 , 2 , 81 , 12 , 814 , 511 , 3671 , 3320 , 26077 , 5214 , 75090 , 457242 , 3749878 , 7752108 , 64844501 , 84255784 , 912013332 , 147646972 , 1723267597 , 1149053766
n×2
170430858
n×3
255646287
n×4
340861716
n×5
426077145
n÷2
42607714.5
n÷3
28405143
n÷3
21303857.25
n÷5
17043085.8
n2
7261669339654041
n3
6.1880626803477E+23
n4
5.2731841598472E+31
n5
4.4935665037738E+39
2 √n
9231.2203418616
3 √n
440.05410663826
4 √n
96.079239910928
5 √n
38.557036532965
1 , 3 , 9 , 39 , 117 , 351 , 242779 , 728337 , 2185011 , 9468381 , 28405143 , 85215429
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-85215428
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 85215429 can be divided by 12 positive divisors.
The sum of these divisors (counting 85215429) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
101000101000100100011000101
3
Ternary
12221100101121000
4
Quaternary
11011010203011
5
Quinary
133303343204
6
Senary
12242243513
8
Octal
505044305
10
Decimal
85215429
12
Duodecimal
24656599
16
Hexadecimal
51448c5
20
Vigesimal
16cbib9
36
Base36
1eqgn9
md5
9fa70afbfe4f7216d69d6fec9500f01b
sha1
f983df6830df2be10b8e695988fa4111c449fd8e
sha256
7e7862085a4f0e9984d50eaa10a80b8df4e1dfa853fccab4518f422e3b1059db
sha512
913fea8860f75d529f816aae797b19b11da5b481846176bd1075f6f94b3822309f4c99970ace57f88cec5473dd2008e22aa02d155b871d589ecba894dd356d03
ripemd-160
ba74934193474591bf5d03d58a8107458a993712
Diameter
170430858
Circumference
535424331.43781
Area
2.2813207050255E+16
Volume
2.5920496342044E+24
Surface area
9.1252828201022E+16
Circumference
535424331.43781
Perimeter
340861716
Area
7261669339654041
Diagonal
120512815.41524
Surface area
43570016037924246
Volume
6.1880626803477E+23
Space diagonal
147597452.61678
Perimeter
255646287
Area
3.1443950610115E+15
Altitude
73798726.308389
Surface area
3.1443950610115E+15
Volume
7.2927018061354E+22
Height
40170938.471747