87153921 is an odd 8-digits composite number following 87153920
and preceding 87153922 . In scientific notation, it is written as 8.7153921 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 58035600 positive integers (up to 87153921) that are relatively prime to 87153921.
87153921 has 8 divisors, whose sum is 90486144
The reverse of 87153921 is 12935178
Previous prime number is 1373
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
eighty-seven million one hundred fifty-three thousand nine hundred twenty-one
Scientific notation
8.7153921 × 10^7
Engineering notation
8.7153921 × 10^6
Prime Factorization
27 × 1373 × 2351
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
87153921
Product of the distinct prime numbers
The prime factorization of 87153921 is 27 × 1373 × 2351.
Since it has a total of 3 prime factors.
10 , 3 , 92 , 28 , 662 , 327 , 1534 , 5516 , 14729 , 80104 , 168452 , 435982 , 5720857 , 9132369 , 80769227 , 42051737 , 343164840 , 513241079 , 6189605473 , 501739901
n×2
174307842
n×3
261461763
n×4
348615684
n×5
435769605
n÷2
43576960.5
n÷3
29051307
n÷3
21788480.25
n÷5
17430784.2
n2
7595805945674241
n3
6.6200427132062E+23
n4
5.769626796434E+31
n5
5.0284559801589E+39
2 √n
9335.6264385418
3 √n
443.36592288113
4 √n
96.621045526023
5 √n
38.730881912893
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
-87153920
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 87153921 can be divided by 8 positive divisors.
The sum of these divisors (counting 87153921) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001100011101110100000001
3
Ternary
20001222212201000
4
Quaternary
11030131310001
5
Quinary
134302411141
6
Senary
12352002213
8
Octal
514356401
10
Decimal
87153921
12
Duodecimal
25230369
16
Hexadecimal
531dd01
20
Vigesimal
174e4g1
36
Base36
1fw0e9
md5
fbe4bc8147eecb7e331567917f757c75
sha1
2d7a28c98f9b4a241aad54c1797f9a79d839dca1
sha256
b456dc87ba7adb2181a884ad79326322d9609bb6d402e3a9ff02014acad9a065
sha512
e4366bd564c1cb2db516ac344c8f9d0d501d5a979553ec41795f318dd2ff53544dfe29ee2e9e58d313bc3683ab845becef2d582430b5aef202fa489e906ba940
ripemd-160
48dfb3266a40304cbf9580408b9939c8e5185212
Diameter
174307842
Circumference
547604235.89029
Area
2.3862928157024E+16
Volume
2.7729970072346E+24
Surface area
9.5451712628095E+16
Circumference
547604235.89029
Perimeter
348615684
Area
7595805945674241
Diagonal
123254257.09219
Surface area
45574835674045446
Volume
6.6200427132062E+23
Space diagonal
150955019.25084
Perimeter
261461763
Area
3.2890804555854E+15
Altitude
75477509.625422
Surface area
3.2890804555854E+15
Volume
7.8017951570879E+22
Height
41084752.364064