158989987 is an odd 9-digits composite number following 158989986
and preceding 158989988 . In scientific notation, it is written as 1.58989987 × 10^8.
The sum of its digits is 64. It has a total of 3 prime factors and 8 positive divisors.
There are 146675232 positive integers (up to 158989987) that are relatively prime to 158989987.
158989987 has 8 divisors, whose sum is 171318896
The reverse of 158989987 is 789989851
Previous prime number is 4027
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 64
Digital Root 1
Name
one hundred fifty-eight million nine hundred eighty-nine thousand nine hundred eighty-seven
Scientific notation
1.58989987 × 10^8
Engineering notation
1.58989987 × 10^6
Prime Factorization
13 × 4027 × 3037
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
158989987
Product of the distinct prime numbers
The prime factorization of 158989987 is 13 × 4027 × 3037.
Since it has a total of 3 prime factors.
8 , 3 , 87 , 66 , 400 , 380 , 2435 , 2263 , 15211 , 63105 , 634394 , 715841 , 4530061 , 6267837 , 14873242 , 72071190 , 449664070 , 286683919 , 3671020434 , 2712867896
n×2
317979974
n×3
476969961
n×4
635959948
n×5
794949935
n÷2
79494993.5
n÷3
52996662.333333
n÷3
39747496.75
n÷5
31797997.4
n2
25277815966260169
n3
4.0189196318641E+24
n4
6.3896798002412E+32
n5
1.0158951083745E+41
2 √n
12609.123165391
3 √n
541.73877904879
4 √n
112.29035205836
5 √n
43.679127510983
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
-158989986
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 158989987 can be divided by 8 positive divisors.
The sum of these divisors (counting 158989987) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001011110011111111010100011
3
Ternary
102002011112021001
4
Quaternary
21132133322203
5
Quinary
311200134422
6
Senary
23435412431
8
Octal
1136377243
10
Decimal
158989987
12
Duodecimal
452b4117
16
Hexadecimal
979fea3
20
Vigesimal
29ddej7
36
Base36
2mnpgj
md5
6eb859be134ff2867cb8071072a00061
sha1
8e6738f45ecf118ac8043d69ccd0fe508e428246
sha256
1edce06eb83d70b79888d89f0c9db0311e011671ab8ee21a708898c26e4575ff
sha512
aeaedd9270eba4f8c65d72ffc00e6dec6dc31e0517ecc289eddcb97006b8f9387d30119ff63dd742f7fb69afcd0775d3a3a93d8a6a7e24c56b58a3a5a6eb0b22
ripemd-160
7194b6b5a002066d6c933d16e3b2a335f61a52c1
Diameter
317979974
Circumference
998963550.30707
Area
7.9412600938398E+16
Volume
1.6834411187776E+25
Surface area
3.1765040375359E+17
Circumference
998963550.30707
Perimeter
635959948
Area
25277815966260169
Diagonal
224845795.89692
Surface area
151666895797561014
Volume
4.0189196318641E+24
Space diagonal
275378735.37872
Perimeter
476969961
Area
1.0945615389485E+16
Altitude
137689367.68936
Surface area
1.0945615389485E+16
Volume
4.7363422078914E+23
Height
74948598.632307