87841221 is an odd 8-digits composite number following 87841220
and preceding 87841222 . In scientific notation, it is written as 8.7841221 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 53247744 positive integers (up to 87841221) that are relatively prime to 87841221.
87841221 has 8 divisors, whose sum is 117259584
The reverse of 87841221 is 12214878
Previous prime number is 871
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
eighty-seven million eight hundred forty-one thousand two hundred twenty-one
Scientific notation
8.7841221 × 10^7
Engineering notation
8.7841221 × 10^6
Prime Factorization
3 × 871 × 33617
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
87841221
Product of the distinct prime numbers
The prime factorization of 87841221 is 3 × 871 × 33617.
Since it has a total of 3 prime factors.
4 , 10 , 59 , 95 , 80 , 219 , 2934 , 773 , 23229 , 66041 , 855308 , 984811 , 554030 , 6217163 , 48651944 , 24895087 , 662376562 , 100119905 , 2193920882 , 1347325758
n×2
175682442
n×3
263523663
n×4
351364884
n×5
439206105
n÷2
43920610.5
n÷3
29280407
n÷3
21960305.25
n÷5
17568244.2
n2
7716080106770841
n3
6.7778989791256E+23
n4
5.9537892214105E+31
n5
5.2298811478534E+39
2 √n
9372.3647496243
3 √n
444.52834089592
4 √n
96.810974324321
5 √n
38.791776844905
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
-87841220
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 87841221 can be divided by 8 positive divisors.
The sum of these divisors (counting 87841221) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001111000101100111000101
3
Ternary
20010021210111120
4
Quaternary
11033011213011
5
Quinary
134441404341
6
Senary
12414424153
8
Octal
517054705
10
Decimal
87841221
12
Duodecimal
25502059
16
Hexadecimal
53c59c5
20
Vigesimal
1790311
36
Base36
1gaqpx
md5
9365170e5354bacc6ff1dd24d5b8b256
sha1
036498b3e59c835d9dbca28c6765c3fee7668bc8
sha256
bff1811f289e2b93eb6d4215230e98a6f9ad1e8ed165822092c7b2a416e50a4d
sha512
79d915b0f49b55fa17ed3bfbc87d47c08474a98e099574ab1eaa0dddfa71528520e67ecb32a51fa5a05847c545a5090fc1d561ffd4dd6ea3986b1fcba7b70992
ripemd-160
c6689ef6dd907b143baf9864df468e6ae67daba4
Diameter
175682442
Circumference
551922669.15191
Area
2.4240780577942E+16
Volume
2.8391196852793E+24
Surface area
9.6963122311766E+16
Circumference
551922669.15191
Perimeter
351364884
Area
7716080106770841
Diagonal
124226246.07361
Surface area
46296480640625046
Volume
6.7778989791256E+23
Space diagonal
152145457.77089
Perimeter
263523663
Area
3.3411606950496E+15
Altitude
76072728.885443
Surface area
3.3411606950496E+15
Volume
7.9878305505618E+22
Height
41408748.691204