87922981 is an odd 8-digits prime number following 87922980
and preceding 87922982 . In scientific notation, it is written as 8.7922981 × 10^7.
The sum of its digits is 46. It has a total of 1 prime factors and 2 positive divisors.
There are 87922980 positive integers (up to 87922981) that are relatively prime to 87922981.
87922981 has 2 divisors, whose sum is 87922982
The reverse of 87922981 is 18922978
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 46 Digital Root 1
Name
eighty-seven million nine hundred twenty-two thousand nine hundred eighty-one
Scientific notation
8.7922981 × 10^7
Engineering notation
8.7922981 × 10^6
Prime Factorization
87922981
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
87922981 Product of the distinct prime numbers
The prime factorization of 87922981 is 87922981.
Since it has a total of 1 prime factors.
6 , 6 , 38 , 11 , 276 , 891 , 2994 , 5058 , 15871 , 80702 , 47513 , 370113 , 2583877 , 7748542 , 58287952 , 92245148 , 65699697 , 801451281 , 5911731591 , 3491066349
n×2
175845962
n×3
263768943
n×4
351691924
n×5
439614905
n÷2
43961490.5
n÷3
29307660.333333
n÷3
21980745.25
n÷5
17584596.2
n2
7730450587926361
n3
6.7968426016369E+23
n4
5.9759866292371E+31
n5
5.2542655885867E+39
2 √n9376.7254945423
3 √n444.66621605443
4 √n96.833493660728
5 √n38.798995404664
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
87922982 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
43961491 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
9376.7255478658 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999772528 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 87922981 can be divided by 2 positive divisors.
The sum of these divisors (counting 87922981) is 87922982, the average is 43961491.
Base
System
Value
2
Binary
101001111011001100100100101
3
Ternary
20010102221122201
4
Quaternary
11033121210211
5
Quinary
140002013411
6
Senary
12420254501
8
Octal
517314445
10
Decimal
87922981
12
Duodecimal
25541431
16
Hexadecimal
53d9925
20
Vigesimal
179a791
36
Base36
1gcht1
md5
5ad1795deeeea11f0fee5134b657c4a6
sha1
4e2f276c8cd9ba4a6c1ecbf56cb9f38a277a7dfc
sha256
5587d91a3e67bcdfc0a71f7d3bddb015c4977cff3089cd39391991fbb9ea638d
sha512
7579386b7392ac740b20dbabdc704c07e241db794a32a27a38cb6a682633f1bdebc6d16d07712e62410bbe0cc270f938b52f63dca1e6610254f5a1a572ba9b0f
ripemd-160
e0e34ccf6f233a1cf51cef8f260c96966af5a035
Diameter
175845962
Circumference
552436382.38263
Area
2.4285926775968E+16
Volume
2.8470547713211E+24
Surface area
9.7143707103873E+16
Circumference
552436382.38263
Perimeter
351691924
Area
7730450587926361
Diagonal
124341872.17447
Surface area
46382703527558166
Volume
6.7968426016369E+23
Space diagonal
152287070.24491
Perimeter
263768943
Area
3.3473832959223E+15
Altitude
76143535.122457
Surface area
3.3473832959223E+15
Volume
8.0101558237918E+22
Height
41447290.724824