84987946 is an even 8-digits composite number following 84987945
and preceding 84987947 . In scientific notation, it is written as 8.4987946 × 10^7.
The sum of its digits is 55. It has a total of 2 prime factors and 4 positive divisors.
There are 42493972 positive integers (up to 84987946) that are relatively prime to 84987946.
84987946 has 4 divisors, whose sum is 127481922
The reverse of 84987946 is 64978948
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 55
Digital Root 1
Name
eighty-four million nine hundred eighty-seven thousand nine hundred forty-six
Scientific notation
8.4987946 × 10^7
Engineering notation
8.4987946 × 10^6
Prime Factorization
2 × 42493973
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
84987946
Product of the distinct prime numbers
The prime factorization of 84987946 is 2 × 42493973.
Since it has a total of 2 prime factors.
8 , 2 , 39 , 36 , 975 , 512 , 85 , 14 , 72783 , 51154 , 76135 , 380717 , 5474792 , 7395075 , 31455733 , 40111353 , 201965280 , 34210322 , 3350894705 , 9148677777
n×2
169975892
n×3
254963838
n×4
339951784
n×5
424939730
n÷2
42493973
n÷3
28329315.333333
n÷3
21246986.5
n÷5
16997589.2
n2
7222950965298916
n3
6.1386376659947E+23
n4
5.2171020647113E+31
n5
4.4339078855217E+39
2 √n
9218.8907141803
3 √n
439.66218216077
4 √n
96.015054622597
5 √n
38.536428877192
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
-84987945
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 84987946 can be divided by 4 positive divisors.
The sum of these divisors (counting 84987946) is 1, the average is 0.25.
Base
System
Value
2
Binary
101000100001101000000101010
3
Ternary
12220220211112201
4
Quaternary
11010031000222
5
Quinary
133224103241
6
Senary
12233330414
8
Octal
504150052
10
Decimal
84987946
12
Duodecimal
24566a0a
16
Hexadecimal
510d02a
20
Vigesimal
16b39h6
36
Base36
1ell4a
md5
24eae794ee76a670ffee756bd50b7973
sha1
50a42266ef39fba446562f8ebf40d51525e68e61
sha256
f135287de11de870ae91ad1cdf56682a1e0bed6632b1e49a4ca10eb2b42a7993
sha512
aa48af4f6873dcb07c1479abffd0551a3ac5e0f0cf25f8ce68e1386e4385bba1713440f7916564e039cc15aa9fd8f04bbb302c7b162b014ad0ad78a0138dfc00
ripemd-160
52c6f761c4dd9d1652a0dee521ab397d309ee14c
Diameter
169975892
Circumference
533995013.59457
Area
2.2691569689822E+16
Volume
2.5713465326051E+24
Surface area
9.076627875929E+16
Circumference
533995013.59457
Perimeter
339951784
Area
7222950965298916
Diagonal
120191105.87143
Surface area
43337705791793496
Volume
6.1386376659947E+23
Space diagonal
147203440.50292
Perimeter
254963838
Area
3.1276295131191E+15
Altitude
73601720.25146
Surface area
3.1276295131191E+15
Volume
7.23445386812E+22
Height
40063701.957144