87998436 is an even 8-digits composite number following 87998435
and preceding 87998437 . In scientific notation, it is written as 8.7998436 × 10^7.
The sum of its digits is 54. It has a total of 4 prime factors and 12 positive divisors.
There are 29332800 positive integers (up to 87998436) that are relatively prime to 87998436.
87998436 has 12 divisors, whose sum is 171108140
The reverse of 87998436 is 63489978
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 54
Digital Root 9
Name
eighty-seven million nine hundred ninety-eight thousand four hundred thirty-six
Scientific notation
8.7998436 × 10^7
Engineering notation
8.7998436 × 10^6
Prime Factorization
2 × 2 × 9 × 2444401
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
43999218
Product of the distinct prime numbers
The prime factorization of 87998436 is 2 × 2 × 9 × 2444401.
Since it has a total of 4 prime factors.
6 , 2 , 25 , 5 , 664 , 342 , 2673 , 5345 , 85317 , 94733 , 93622 , 426583 , 5730929 , 132612 , 72256883 , 53234003 , 298269094 , 930639464 , 6839789897 , 3603773934
n×2
175996872
n×3
263995308
n×4
351993744
n×5
439992180
n÷2
43999218
n÷3
29332812
n÷3
21999609
n÷5
17599687.2
n2
7743724738446096
n3
6.8143566579777E+23
n4
5.9965272824822E+31
n5
5.2768502228976E+39
2 √n
9380.7481577964
3 √n
444.79338301881
4 √n
96.854262465812
5 √n
38.805652535052
1 , 2 , 4 , 9 , 18 , 36 , 2444401 , 4888802 , 9777604 , 21999609 , 43999218 , 87998436
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-87998435
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 87998436 can be divided by 12 positive divisors.
The sum of these divisors (counting 87998436) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
101001111101011111111100100
3
Ternary
20010120210011100
4
Quaternary
11033223333210
5
Quinary
140011422221
6
Senary
12422040100
8
Octal
517537744
10
Decimal
87998436
12
Duodecimal
25579030
16
Hexadecimal
53ebfe4
20
Vigesimal
179jg1g
36
Base36
1ge410
md5
8ee7b6aefda70fae034f4aa3ff51e8a4
sha1
6cdac7892bbcc4cb1ee95baed39d387c2ff70ff4
sha256
1998b5cecd6a7ad218cfbd151399db6d6b2162d129dbb251b2f51c462c9944ef
sha512
b2805a818b0c128794e01f8a22ddfbd7e01a57a856eb94839908dd7a50722fc94e50551389629652269a6c0ba24acf49d8ecf15002f8e8b8f4a2054596f07903
ripemd-160
c344a6eb9e3a6d9d6b4ae6d7284dec6895abb6ad
Diameter
175996872
Circumference
552910480.12998
Area
2.4327628749724E+16
Volume
2.8543910420858E+24
Surface area
9.7310514998895E+16
Circumference
552910480.12998
Perimeter
351993744
Area
7743724738446096
Diagonal
124448581.65882
Surface area
46462348430676576
Volume
6.8143566579777E+23
Space diagonal
152417762.1386
Perimeter
263995308
Area
3.3531311717042E+15
Altitude
76208881.069299
Surface area
3.3531311717042E+15
Volume
8.0307963371328E+22
Height
41482860.55294