87133021 is an odd 8-digits composite number following 87133020
and preceding 87133022 . In scientific notation, it is written as 8.7133021 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 87053344 positive integers (up to 87133021) that are relatively prime to 87133021.
87133021 has 4 divisors, whose sum is 87212700
The reverse of 87133021 is 12033178
Previous prime number is 1109
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
eighty-seven million one hundred thirty-three thousand twenty-one
Scientific notation
8.7133021 × 10^7
Engineering notation
8.7133021 × 10^6
Prime Factorization
1109 × 78569
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
87133021
Product of the distinct prime numbers
The prime factorization of 87133021 is 1109 × 78569.
Since it has a total of 2 prime factors.
2 , 3 , 67 , 86 , 854 , 2 , 4948 , 821 , 25458 , 17524 , 505648 , 994195 , 6712222 , 1676234 , 841781 , 57770265 , 443131365 , 195112499 , 1143230616 , 2666407705
n×2
174266042
n×3
261399063
n×4
348532084
n×5
435665105
n÷2
43566510.5
n÷3
29044340.333333
n÷3
21783255.25
n÷5
17426604.2
n2
7592163348586441
n3
6.6152812848781E+23
n4
5.7640944311619E+31
n5
5.0224296111642E+39
2 √n
9334.5070035862
3 √n
443.33047950123
4 √n
96.615252437626
5 √n
38.72902415806
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
-87133020
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 87133021 can be divided by 4 positive divisors.
The sum of these divisors (counting 87133021) is 1, the average is 0.25.
Base
System
Value
2
Binary
101001100011000101101011101
3
Ternary
20001221211000221
4
Quaternary
11030120231131
5
Quinary
134301224041
6
Senary
12351321341
8
Octal
514305535
10
Decimal
87133021
12
Duodecimal
25220251
16
Hexadecimal
5318b5d
20
Vigesimal
174bcb1
36
Base36
1fvk9p
md5
361995a4638546f7e9c80e87b6a10ebe
sha1
f5693c3e46d4c3608013480cb1d87426b7d1900b
sha256
6519822ed277d44ed74c74d1dcabff8ad09435ed66ed22c56821b55f02e7e54c
sha512
306019ffd4d2e4b78d5c8f4257f59af1b310312bed8d2023154f1d0e3f670d8f1ca57b6c32dba3e1f45c89b3be1c3f708f32bd6a78b267ca018597c67566fe85
ripemd-160
6f25b194655cd5968948d6e65ade96e6357c3b22
Diameter
174266042
Circumference
547472917.31737
Area
2.3851484600773E+16
Volume
2.7710025448004E+24
Surface area
9.5405938403091E+16
Circumference
547472917.31737
Perimeter
348532084
Area
7592163348586441
Diagonal
123224700.02874
Surface area
45552980091518646
Volume
6.6152812848781E+23
Space diagonal
150918819.38897
Perimeter
261399063
Area
3.2875031647785E+15
Altitude
75459409.694483
Surface area
3.2875031647785E+15
Volume
7.7961837599896E+22
Height
41074900.00958