85191289 is an odd 8-digits composite number following 85191288
and preceding 85191290 . In scientific notation, it is written as 8.5191289 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 84876660 positive integers (up to 85191289) that are relatively prime to 85191289.
85191289 has 4 divisors, whose sum is 85505920
The reverse of 85191289 is 98219158
Previous prime number is 271
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
eighty-five million one hundred ninety-one thousand two hundred eighty-nine
Scientific notation
8.5191289 × 10^7
Engineering notation
8.5191289 × 10^6
Prime Factorization
271 × 314359
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
85191289
Product of the distinct prime numbers
The prime factorization of 85191289 is 271 × 314359.
Since it has a total of 2 prime factors.
1 , 9 , 39 , 29 , 417 , 692 , 9846 , 8557 , 1117 , 9835 , 382720 , 641526 , 1069059 , 3072577 , 41292672 , 12385286 , 489976672 , 847504907 , 2108787962 , 6833051269
n×2
170382578
n×3
255573867
n×4
340765156
n×5
425956445
n÷2
42595644.5
n÷3
28397096.333333
n÷3
21297822.25
n÷5
17038257.8
n2
7257555721481521
n3
6.1828052690234E+23
n4
5.2672115050409E+31
n5
4.4872053755007E+39
2 √n
9229.9127298149
3 √n
440.01254957319
4 √n
96.072434807363
5 √n
38.554851782248
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
-85191288
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 85191289 can be divided by 4 positive divisors.
The sum of these divisors (counting 85191289) is 1, the average is 0.25.
Base
System
Value
2
Binary
101000100111110101001111001
3
Ternary
12221022011110221
4
Quaternary
11010332221321
5
Quinary
133302110124
6
Senary
12241540041
8
Octal
504765171
10
Decimal
85191289
12
Duodecimal
24644621
16
Hexadecimal
513ea79
20
Vigesimal
16c8i49
36
Base36
1epy0p
md5
d17725f6b199dfdef12dd899f4315d2d
sha1
304d5180356997a498f73148908f381df9e4fb52
sha256
8762612b26f3bbb63243304ef84ac9bc7fffbd5c019b9856febe3a10cf558f1a
sha512
935d053bbc52fd0fb9b062f59885bb5e448bd58206f82371c9373125e11212e638de3073bbb2619e4767d1a621fa0b65d74e523a850e7672577e376e29f3567b
ripemd-160
8282b66be849c7a6c4c648a0a6b8eef9fba72708
Diameter
170382578
Circumference
535272655.34449
Area
2.2800283737625E+16
Volume
2.5898474148987E+24
Surface area
9.12011349505E+16
Circumference
535272655.34449
Perimeter
340765156
Area
7257555721481521
Diagonal
120478676.29985
Surface area
43545334328889126
Volume
6.1828052690234E+23
Space diagonal
147555640.91028
Perimeter
255573867
Area
3.142613812092E+15
Altitude
73777820.455142
Surface area
3.142613812092E+15
Volume
7.2865058874706E+22
Height
40159558.766615