84870981 is an odd 8-digits composite number following 84870980
and preceding 84870982 . In scientific notation, it is written as 8.4870981 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 52228224 positive integers (up to 84870981) that are relatively prime to 84870981.
84870981 has 8 divisors, whose sum is 101555160
The reverse of 84870981 is 18907848
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
eighty-four million eight hundred seventy thousand nine hundred eighty-one
Scientific notation
8.4870981 × 10^7
Engineering notation
8.4870981 × 10^6
Prime Factorization
9 × 13 × 725393
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
84870981
Product of the distinct prime numbers
The prime factorization of 84870981 is 9 × 13 × 725393.
Since it has a total of 3 prime factors.
8 , 5 , 61 , 3 , 602 , 50 , 1505 , 1022 , 59873 , 20619 , 63047 , 838653 , 2925609 , 5785901 , 7105364 , 42998455 , 932025567 , 507673123 , 3024693899 , 6127949569
n×2
169741962
n×3
254612943
n×4
339483924
n×5
424354905
n÷2
42435490.5
n÷3
28290327
n÷3
21217745.25
n÷5
16974196.2
n2
7203083415902361
n3
6.1133275573246E+23
n4
5.1884410696448E+31
n5
4.4034808344144E+39
2 √n
9212.5447624421
3 √n
439.46039395064
4 √n
95.982002283981
5 √n
38.525815850274
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
-84870980
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 84870981 can be divided by 8 positive divisors.
The sum of these divisors (counting 84870981) is 1, the average is 0.125.
Base
System
Value
2
Binary
101000011110000011101000101
3
Ternary
12220200220002200
4
Quaternary
11003300131011
5
Quinary
133211332411
6
Senary
12231025113
8
Octal
503603505
10
Decimal
84870981
12
Duodecimal
2450b199
16
Hexadecimal
50f0745
20
Vigesimal
16a8h91
36
Base36
1ej2v9
md5
65b2f926b151eb996b96dbf73cee55fc
sha1
35fb9d50596f7e4b835323bcfe4918e1b1619782
sha256
2b3608d595ffe2b5669726681d7f4691b104bc8b43f33bd8b69925d21c73b527
sha512
a041ceda128451f7716f7c796737020322ffaaae8b9bf15a34888b6b80568261cc5cb2e2a3e970fdf27fad534fdd205aeb899d6f95e6e4a987468749891eb85f
ripemd-160
574f5cf51b15d7ba278a8e41c0aa946980669d5f
Diameter
169741962
Circumference
533260100.82512
Area
2.2629153942593E+16
Volume
2.5607446590772E+24
Surface area
9.0516615770373E+16
Circumference
533260100.82512
Perimeter
339483924
Area
7203083415902361
Diagonal
120025692.38211
Surface area
43218500495414166
Volume
6.1133275573246E+23
Space diagonal
147000851.18021
Perimeter
254612943
Area
3.1190266118749E+15
Altitude
73500425.590106
Surface area
3.1190266118749E+15
Volume
7.2046256189981E+22
Height
40008564.12737