138996898 is an even 9-digits composite number following 138996897
and preceding 138996899 . In scientific notation, it is written as 1.38996898 × 10^8.
The sum of its digits is 61. It has a total of 4 prime factors and 16 positive divisors.
There are 67772880 positive integers (up to 138996898) that are relatively prime to 138996898.
138996898 has 16 divisors, whose sum is 213687936
The reverse of 138996898 is 898699831
Previous prime number is 1583
Is Prime? no
Number parity even
Number length 9
Sum of Digits 61
Digital Root 7
Name
one hundred thirty-eight million nine hundred ninety-six thousand eight hundred ninety-eight
Scientific notation
1.38996898 × 10^8
Engineering notation
1.38996898 × 10^6
Prime Factorization
2 × 43 × 1583 × 1021
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
138996898
Product of the distinct prime numbers
The prime factorization of 138996898 is 2 × 43 × 1583 × 1021.
Since it has a total of 4 prime factors.
5 , 7 , 20 , 30 , 247 , 110 , 5618 , 6091 , 46879 , 68384 , 5329 , 201885 , 3000983 , 6423545 , 17545889 , 37219429 , 276141256 , 358404855 , 9593227337 , 3746555624
n×2
277993796
n×3
416990694
n×4
555987592
n×5
694984490
n÷2
69498449
n÷3
46332299.333333
n÷3
34749224.5
n÷5
27799379.6
n2
19320137653622404
n3
2.6854392027865E+24
n4
3.7326771895492E+32
n5
5.1883055058269E+40
2 √n
11789.694567715
3 √n
518.00629331014
4 √n
108.58035995388
5 √n
42.520760323334
1 , 2 , 43 , 86 , 1021 , 1583 , 2042 , 3166 , 43903 , 68069 , 87806 , 136138 , 1616243 , 3232486 , 69498449 , 138996898
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
-138996897
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 138996898 can be divided by 16 positive divisors.
The sum of these divisors (counting 138996898) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000010010001110110010100010
3
Ternary
100200112202220021
4
Quaternary
20102032302202
5
Quinary
241040400043
6
Senary
21443104054
8
Octal
1022166242
10
Decimal
138996898
12
Duodecimal
3a67202a
16
Hexadecimal
848eca2
20
Vigesimal
238ec4i
36
Base36
2ar6oy
md5
e3376cf3ef2f69e6849e00fcac2e9e6a
sha1
6a511aae26d8c45236fd1423f814d62f8f585065
sha256
2a6603a45f62b19a3403b3b00916df3fc27fcf0bca4edd8d3dacbb1dc0fce080
sha512
53a2426f0daba274ebf846aef9c7ea093d87d7737c1f49ad20bc608fa0b713307cf1f59907b4ec7fb89e762e2f5905929ff868ddf3228826f6d560db28aafbcc
ripemd-160
681e564ff19a9f5be70afdcae6e21f0fd6198b9f
Diameter
277993796
Circumference
873343267.25714
Area
6.0696002518964E+16
Volume
1.1248741428182E+25
Surface area
2.4278401007585E+17
Circumference
873343267.25714
Perimeter
555987592
Area
19320137653622404
Diagonal
196571298.27939
Surface area
115920825921734424
Volume
2.6854392027865E+24
Space diagonal
240749689.43047
Perimeter
416990694
Area
8.3658650063246E+15
Altitude
120374844.71523
Surface area
8.3658650063246E+15
Volume
3.1648204512576E+23
Height
65523766.09313