85454921 is an odd 8-digits composite number following 85454920
and preceding 85454922 . In scientific notation, it is written as 8.5454921 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 83706480 positive integers (up to 85454921) that are relatively prime to 85454921.
85454921 has 8 divisors, whose sum is 87208704
The reverse of 85454921 is 12945458
Previous prime number is 1627
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
eighty-five million four hundred fifty-four thousand nine hundred twenty-one
Scientific notation
8.5454921 × 10^7
Engineering notation
8.5454921 × 10^6
Prime Factorization
53 × 1627 × 991
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
85454921
Product of the distinct prime numbers
The prime factorization of 85454921 is 53 × 1627 × 991.
Since it has a total of 3 prime factors.
1 , 1 , 83 , 71 , 446 , 515 , 2145 , 3237 , 18946 , 969 , 817220 , 118024 , 6115865 , 9718829 , 18695845 , 57996098 , 723818030 , 577442574 , 5405423444 , 1554698918
n×2
170909842
n×3
256364763
n×4
341819684
n×5
427274605
n÷2
42727460.5
n÷3
28484973.666667
n÷3
21363730.25
n÷5
17090984.2
n2
7302543523116241
n3
6.2403827986696E+23
n4
5.3327141907007E+31
n5
4.5570666988191E+39
2 √n
9244.183089922
3 √n
440.46596813379
4 √n
96.146674877096
5 √n
38.578684581101
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-85454920
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 85454921 can be divided by 8 positive divisors.
The sum of these divisors (counting 85454921) is 1, the average is 0.125.
Base
System
Value
2
Binary
101000101111111000001001001
3
Ternary
12221210120010002
4
Quaternary
11011333001021
5
Quinary
133334024141
6
Senary
12251332345
8
Octal
505770111
10
Decimal
85454921
12
Duodecimal
247510b5
16
Hexadecimal
517f049
20
Vigesimal
16e1h61
36
Base36
1evlft
md5
632effc3e4df193cb93007d89a1fe81b
sha1
71b6b60e99895b13e01f9506e62d2cb7503daba8
sha256
11c638b90d0afce58eb80de7c9cf74b08955cae7edd1468e8ca5552b484c5f01
sha512
6c198ea78f243d269bb5663067777992bc8c871574f2419868d5502b54f52cdb2f6e56e5ef7e0cc08471883d731619c82eaa5d308f59df71cc4c36694799ac5a
ripemd-160
634bc57b66ff0ec26a46df5ff9dad8727a899770
Diameter
170909842
Circumference
536929104.05339
Area
2.2941617084742E+16
Volume
2.6139654341185E+24
Surface area
9.1766468338967E+16
Circumference
536929104.05339
Perimeter
341819684
Area
7302543523116241
Diagonal
120851508.24972
Surface area
43815261138697446
Volume
6.2403827986696E+23
Space diagonal
148012264.92878
Perimeter
256364763
Area
3.1620941016301E+15
Altitude
74006132.464392
Surface area
3.1620941016301E+15
Volume
7.3543616568986E+22
Height
40283836.08324