85457989 is an odd 8-digits prime number following 85457988
and preceding 85457990 . In scientific notation, it is written as 8.5457989 × 10^7.
The sum of its digits is 55. It has a total of 1 prime factors and 2 positive divisors.
There are 85457988 positive integers (up to 85457989) that are relatively prime to 85457989.
85457989 has 2 divisors, whose sum is 85457990
The reverse of 85457989 is 98975458
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 55
Digital Root 1
Name
eighty-five million four hundred fifty-seven thousand nine hundred eighty-nine
Scientific notation
8.5457989 × 10^7
Engineering notation
8.5457989 × 10^6
Prime Factorization
85457989
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
85457989
Product of the distinct prime numbers
The prime factorization of 85457989 is 85457989.
Since it has a total of 1 prime factors.
4 , 9 , 60 , 29 , 76 , 492 , 14 , 4898 , 68569 , 20045 , 49813 , 876531 , 9236360 , 4559211 , 48773494 , 63064283 , 778419087 , 501704255 , 3565121478 , 7076210913
n×2
170915978
n×3
256373967
n×4
341831956
n×5
427289945
n÷2
42728994.5
n÷3
28485996.333333
n÷3
21364497.25
n÷5
17091597.8
n2
7303067883924121
n3
6.2410549489064E+23
n4
5.3334800517204E+31
n5
4.5578847959164E+39
2 √n
9244.3490306241
3 √n
440.47123926935
4 √n
96.147537829234
5 √n
38.578961587277
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
85457990
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
42728995
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
9244.3490847112
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999765967
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 85457989 can be divided by 2 positive divisors.
The sum of these divisors (counting 85457989) is 85457990, the average is 42728995.
Base
System
Value
2
Binary
101000101111111110001000101
3
Ternary
12221210201022201
4
Quaternary
11011333301011
5
Quinary
133334123424
6
Senary
12251354501
8
Octal
505776105
10
Decimal
85457989
12
Duodecimal
24752a31
16
Hexadecimal
517fc45
20
Vigesimal
16e24j9
36
Base36
1evnt1
md5
81faad91979a4a6da67a6c17c5826da4
sha1
c08283d4d1cb6bedf5d96ecdc72d86a7b9064be9
sha256
a973da1dbf99d53b159d981faf406ccc25949f703059244d930fb77d4a85352e
sha512
0998740ed98c6249ca626e26c4b90de5640f58c8bcf618ed21233b0e3cdfa10085629c49df29fa47291c9bf3ddbed28f2d53ab62e893575177d826b7fccd98ed
ripemd-160
1189f03b84538653780cb3bd1a99aaa74ea4388a
Diameter
170915978
Circumference
536948380.86591
Area
2.2943264412804E+16
Volume
2.6142469837513E+24
Surface area
9.1773057651214E+16
Circumference
536948380.86591
Perimeter
341831956
Area
7303067883924121
Diagonal
120855847.05693
Surface area
43818407303544726
Volume
6.2410549489064E+23
Space diagonal
148017578.86066
Perimeter
256373967
Area
3.1623211565203E+15
Altitude
74008789.430331
Surface area
3.1623211565203E+15
Volume
7.3551537935493E+22
Height
40285282.35231