129898138 is an even 9-digits composite number following 129898137
and preceding 129898139 . In scientific notation, it is written as 1.29898138 × 10^8.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 64914396 positive integers (up to 129898138) that are relatively prime to 129898138.
129898138 has 8 divisors, whose sum is 194951232
The reverse of 129898138 is 831898921
Previous prime number is 1987
Is Prime? no
Number parity even
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred twenty-nine million eight hundred ninety-eight thousand one hundred thirty-eight
Scientific notation
1.29898138 × 10^8
Engineering notation
1.29898138 × 10^6
Prime Factorization
2 × 1987 × 32687
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129898138
Product of the distinct prime numbers
The prime factorization of 129898138 is 2 × 1987 × 32687.
Since it has a total of 3 prime factors.
8 , 5 , 7 , 59 , 351 , 368 , 6336 , 6255 , 87924 , 28922 , 830909 , 554491 , 9067422 , 4307585 , 5099347 , 14048176 , 39875856 , 631943264 , 4868826636 , 80155281
n×2
259796276
n×3
389694414
n×4
519592552
n×5
649490690
n÷2
64949069
n÷3
43299379.333333
n÷3
32474534.5
n÷5
25979627.6
n2
16873526255867044
n3
2.1918396421312E+24
n4
2.8471588830743E+32
n5
3.6984063750152E+40
2 √n
11397.286431427
3 √n
506.44735651288
4 √n
106.75807431491
5 √n
41.948900780671
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
-129898137
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 129898138 can be divided by 8 positive divisors.
The sum of these divisors (counting 129898138) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101111100001011010011010
3
Ternary
100001102111202011
4
Quaternary
13233201122122
5
Quinary
231223220023
6
Senary
20520100134
8
Octal
757413232
10
Decimal
129898138
12
Duodecimal
3760464a
16
Hexadecimal
7be169a
20
Vigesimal
20bh56i
36
Base36
25c61m
md5
7e717359f544e2b136e02f436e842738
sha1
60e537e52fadd604a914a68bcdaa42c4ecf12c76
sha256
addca313ef7f872ae477bc57ea9aa95928d421a79782743260bb911de74b639e
sha512
a0e8814108fd307f734a3c32ff2a36d7f1fb5776d834c13f10fbc7e5bdf8bda523bef7653d997069f361ad1f50ae1340f664b17a206e4dd09571ff2e79135ba9
ripemd-160
2d02a5b9512205945e8b8389fc9a355cc6ab268d
Diameter
259796276
Circumference
816174072.11159
Area
5.3009746125586E+16
Volume
9.1811564234218E+24
Surface area
2.1203898450235E+17
Circumference
816174072.11159
Perimeter
519592552
Area
16873526255867044
Diagonal
183703708.48661
Surface area
101241157535202264
Volume
2.1918396421312E+24
Space diagonal
224990174.82459
Perimeter
389694414
Area
7.3064511945023E+15
Altitude
112495087.4123
Surface area
7.3064511945023E+15
Volume
2.5831077903742E+23
Height
61234569.495537