87890998 is an even 8-digits composite number following 87890997
and preceding 87890999 . In scientific notation, it is written as 8.7890998 × 10^7.
The sum of its digits is 58. It has a total of 4 prime factors and 16 positive divisors.
There are 38429856 positive integers (up to 87890998) that are relatively prime to 87890998.
87890998 has 16 divisors, whose sum is 149451120
The reverse of 87890998 is 89909878
Previous prime number is 19
Is Prime? no
Number parity even
Number length 8
Sum of Digits 58
Digital Root 4
Name
eighty-seven million eight hundred ninety thousand nine hundred ninety-eight
Scientific notation
8.7890998 × 10^7
Engineering notation
8.7890998 × 10^6
Prime Factorization
2 × 13 × 19 × 177917
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
87890998
Product of the distinct prime numbers
The prime factorization of 87890998 is 2 × 13 × 19 × 177917.
Since it has a total of 4 prime factors.
7 , 10 , 32 , 93 , 877 , 160 , 9166 , 3418 , 7070 , 86946 , 382465 , 57398 , 4888974 , 3552199 , 4949172 , 61302616 , 543083144 , 567309526 , 9838495259 , 789747196
n×2
175781996
n×3
263672994
n×4
351563992
n×5
439454990
n÷2
43945499
n÷3
29296999.333333
n÷3
21972749.5
n÷5
17578199.6
n2
7724827529436004
n3
6.7894280094E+23
n4
5.9672960359532E+31
n5
5.2447160396137E+39
2 √n
9375.0198933122
3 √n
444.61229202449
4 √n
96.824686383754
5 √n
38.796172277301
1 , 2 , 13 , 19 , 26 , 38 , 247 , 494 , 177917 , 355834 , 2312921 , 3380423 , 4625842 , 6760846 , 43945499 , 87890998
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-87890997
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 87890998 can be divided by 16 positive divisors.
The sum of these divisors (counting 87890998) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101001111010001110000110110
3
Ternary
20010101022210011
4
Quaternary
11033101300312
5
Quinary
140000002443
6
Senary
12415450434
8
Octal
517216066
10
Decimal
87890998
12
Duodecimal
25526a1a
16
Hexadecimal
53d1c36
20
Vigesimal
179679i
36
Base36
1gbt4m
md5
ddb0267606cf41fafc2f7d982d902c86
sha1
141f749469abbff0ea711953f9c65ac613e8ca28
sha256
c4a868af857614130e1baca5f8f8002921ea3f3d5eb5a029a5db805f40bdd9a4
sha512
72f13bf5b95331fd1dc489a273efcc874efdbf87d3993850f0299acc7006b4cabbc7f2787ded5bd0c7135fca838e7f9693be8f15e38db5ad4be663c534620474
ripemd-160
4960cacc348ac46600fef92de548571fd4fadd3b
Diameter
175781996
Circumference
552235427.26695
Area
2.4268261416724E+16
Volume
2.8439489541877E+24
Surface area
9.7073045666897E+16
Circumference
552235427.26695
Perimeter
351563992
Area
7724827529436004
Diagonal
124296641.38211
Surface area
46348965176616024
Volume
6.7894280094E+23
Space diagonal
152231674.06393
Perimeter
263672994
Area
3.3449484401725E+15
Altitude
76115837.031967
Surface area
3.3449484401725E+15
Volume
8.0014176430411E+22
Height
41432213.794036