85457831 is an odd 8-digits prime number following 85457830
and preceding 85457832 . In scientific notation, it is written as 8.5457831 × 10^7.
The sum of its digits is 41. It has a total of 1 prime factors and 2 positive divisors.
There are 85457830 positive integers (up to 85457831) that are relatively prime to 85457831.
85457831 has 2 divisors, whose sum is 85457832
The reverse of 85457831 is 13875458
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 41 Digital Root 5
Name
eighty-five million four hundred fifty-seven thousand eight hundred thirty-one
Scientific notation
8.5457831 × 10^7
Engineering notation
8.5457831 × 10^6
Prime Factorization
85457831
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
85457831 Product of the distinct prime numbers
The prime factorization of 85457831 is 85457831.
Since it has a total of 1 prime factors.
10 , 8 , 22 , 70 , 775 , 2 , 1795 , 6677 , 71319 , 14747 , 920295 , 316335 , 801760 , 5704670 , 51998631 , 21106785 , 724457474 , 259675700 , 8125113538 , 4867624896
n×2
170915662
n×3
256373493
n×4
341831324
n×5
427289155
n÷2
42728915.5
n÷3
28485943.666667
n÷3
21364457.75
n÷5
17091566.2
n2
7303040879224561
n3
6.2410203324286E+23
n4
5.3334406083625E+31
n5
4.5578426615798E+39
2 √n9244.3404848588
3 √n440.47096781239
4 √n96.147493388329
5 √n38.578947321834
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
85457832 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
42728916 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
9244.340538946 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999765966 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 85457831 can be divided by 2 positive divisors.
The sum of these divisors (counting 85457831) is 85457832, the average is 42728916.
Base
System
Value
2
Binary
101000101111111101110100111
3
Ternary
12221210201002212
4
Quaternary
11011333232213
5
Quinary
133334122311
6
Senary
12251354035
8
Octal
505775647
10
Decimal
85457831
12
Duodecimal
2475291b
16
Hexadecimal
517fba7
20
Vigesimal
16e24bb
36
Base36
1evnon
md5
3ffd084f55307510956bc0fe857fd51e
sha1
574dfaf6c9ee75eb917705117ceca7875e5e0f20
sha256
2925cb5730dbc7bc13852a9616f3ccf8d64b302c2cf15d47253ca40a987dd7d6
sha512
26da7e8fcfd0787e71db28c5dc9ee80c2583c10977df44595020dae25bf9e96399adf8391a4894c9e6c3510c0d0ca238090a12c2376aedf829c5ebda50f415a1
ripemd-160
ff1c45e7f36de9e3b201d251143a1ccd75085a42
Diameter
170915662
Circumference
536947388.12264
Area
2.2943179575038E+16
Volume
2.614232483635E+24
Surface area
9.1772718300151E+16
Circumference
536947388.12264
Perimeter
341831324
Area
7303040879224561
Diagonal
120855623.61119
Surface area
43818245275347366
Volume
6.2410203324286E+23
Space diagonal
148017305.19663
Perimeter
256373493
Area
3.1623094631424E+15
Altitude
74008652.598317
Surface area
3.1623094631424E+15
Volume
7.355112997639E+22
Height
40285207.870396