85577981 is an odd 8-digits composite number following 85577980
and preceding 85577982 . In scientific notation, it is written as 8.5577981 × 10^7.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 85065372 positive integers (up to 85577981) that are relatively prime to 85577981.
85577981 has 4 divisors, whose sum is 86090592
The reverse of 85577981 is 18977558
Previous prime number is 167
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
eighty-five million five hundred seventy-seven thousand nine hundred eighty-one
Scientific notation
8.5577981 × 10^7
Engineering notation
8.5577981 × 10^6
Prime Factorization
167 × 512443
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
85577981
Product of the distinct prime numbers
The prime factorization of 85577981 is 167 × 512443.
Since it has a total of 2 prime factors.
6 , 5 , 60 , 57 , 886 , 101 , 970 , 8689 , 26360 , 11718 , 183997 , 205341 , 9483173 , 5304869 , 51873407 , 32831627 , 315419134 , 193309614 , 3102377795 , 1440191989
n×2
171155962
n×3
256733943
n×4
342311924
n×5
427889905
n÷2
42788990.5
n÷3
28525993.666667
n÷3
21394495.25
n÷5
17115596.2
n2
7323590832036361
n3
6.2673811707578E+23
n4
5.3634982675087E+31
n5
4.5899735283039E+39
2 √n
9250.8367729628
3 √n
440.67729883059
4 √n
96.181270385469
5 √n
38.589789291197
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
-85577980
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 85577981 can be divided by 4 positive divisors.
The sum of these divisors (counting 85577981) is 1, the average is 0.25.
Base
System
Value
2
Binary
101000110011101000011111101
3
Ternary
12222000210220212
4
Quaternary
11012131003331
5
Quinary
133401443411
6
Senary
12254122205
8
Octal
506350375
10
Decimal
85577981
12
Duodecimal
247b0365
16
Hexadecimal
519d0fd
20
Vigesimal
16eh4j1
36
Base36
1ey8e5
md5
3053ece68f275ebd37d12e6cf6c89816
sha1
278afe1193b1d5dd425eb1634a3a6c68fe34355d
sha256
9b4cae4a87b9e2241008541b9575bd1aff57513b76f570e2622bc441dbfe50c9
sha512
81fce396309be0e01ca8e1a4d6397b57014f4748dbfd22d5960cea410c7b60965651e818a6d2c6af53400b165162731737b825b35fe556c1b7442089221c6b0a
ripemd-160
9f33262399e1c2f031557d5dea1efd2de0cc52c6
Diameter
171155962
Circumference
537702312.83729
Area
2.3007739155823E+16
Volume
2.6252744857733E+24
Surface area
9.2030956623292E+16
Circumference
537702312.83729
Perimeter
342311924
Area
7323590832036361
Diagonal
121025541.37071
Surface area
43941544992218166
Volume
6.2673811707578E+23
Space diagonal
148225411.10116
Perimeter
256733943
Area
3.1712078537332E+15
Altitude
74112705.550582
Surface area
3.1712078537332E+15
Volume
7.3861795435396E+22
Height
40341847.123569