87996861 is an odd 8-digits composite number following 87996860
and preceding 87996862 . In scientific notation, it is written as 8.7996861 × 10^7.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 58664088 positive integers (up to 87996861) that are relatively prime to 87996861.
87996861 has 8 divisors, whose sum is 98982200
The reverse of 87996861 is 16869978
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
eighty-seven million nine hundred ninety-six thousand eight hundred sixty-one
Scientific notation
8.7996861 × 10^7
Engineering notation
8.7996861 × 10^6
Prime Factorization
81 × 9 × 120709
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
87996861
Product of the distinct prime numbers
The prime factorization of 87996861 is 81 × 9 × 120709.
Since it has a total of 3 prime factors.
2 , 2 , 45 , 52 , 856 , 924 , 1209 , 4440 , 59305 , 45203 , 367877 , 920004 , 2980277 , 4022739 , 1926477 , 44841141 , 319235735 , 236816392 , 9202492766 , 7886809831
n×2
175993722
n×3
263990583
n×4
351987444
n×5
439984305
n÷2
43998430.5
n÷3
29332287
n÷3
21999215.25
n÷5
17599372.2
n2
7743447545853321
n3
6.8139907735325E+23
n4
5.9960979895382E+31
n5
5.2763780132777E+39
2 √n
9380.6642088927
3 √n
444.79072935893
4 √n
96.853829087407
5 √n
38.805513624992
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
-87996860
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 87996861 can be divided by 8 positive divisors.
The sum of these divisors (counting 87996861) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001111101011100110111101
3
Ternary
20010120201000000
4
Quaternary
11033223212331
5
Quinary
140011344421
6
Senary
12422024513
8
Octal
517534675
10
Decimal
87996861
12
Duodecimal
25578139
16
Hexadecimal
53eb9bd
20
Vigesimal
179jc31
36
Base36
1ge2t9
md5
de3c80a8c8e1f128d872344ad1b72c75
sha1
568e3457fdefcc9ac2921e09a992c1b79a4cdef2
sha256
d73b34725ad663eadef35576c0d6e594eff01f1825d7d1d8ef7bc39124008bfd
sha512
5dd714beaf67dd688841ad4fe7c951a0a1797c3a9d6beac5e6d07859e6c945e56eca818098afd211fb4c72649632492ccbb3180353b5af5d8f9829ee667ab876
ripemd-160
b83e2377af482ab2060c67da5979daa872d8f0cf
Diameter
175993722
Circumference
552900584.11312
Area
2.4326757923511E+16
Volume
2.8542377807678E+24
Surface area
9.7307031694043E+16
Circumference
552900584.11312
Perimeter
351987444
Area
7743447545853321
Diagonal
124446354.27246
Surface area
46460685275119926
Volume
6.8139907735325E+23
Space diagonal
152415034.15858
Perimeter
263990583
Area
3.3530111437906E+15
Altitude
76207517.079288
Surface area
3.3530111437906E+15
Volume
8.030365138179E+22
Height
41482118.09082